; LLVM IR from abeaumont/competitive-programming :: codechef/april21a (treeperm)

; Unoptimized IR (clang -disable-llvm-passes):
target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"

%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<std::vector<long long>, std::allocator<std::vector<long long>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::vector<long long>, std::allocator<std::vector<long long>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::vector<long long>, std::allocator<std::vector<long long>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::vector<long long>, std::allocator<std::vector<long long>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::vector.0" = type { %"struct.std::_Vector_base.1" }
%"struct.std::_Vector_base.1" = type { %"struct.std::_Vector_base<long long, std::allocator<long long>>::_Vector_impl" }
%"struct.std::_Vector_base<long long, std::allocator<long long>>::_Vector_impl" = type { %"struct.std::_Vector_base<long long, std::allocator<long long>>::_Vector_impl_data" }
%"struct.std::_Vector_base<long long, std::allocator<long long>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::unordered_multiset" = type { %"class.std::_Hashtable" }
%"class.std::_Hashtable" = type { ptr, i64, %"struct.std::__detail::_Hash_node_base", i64, %"struct.std::__detail::_Prime_rehash_policy", ptr }
%"struct.std::__detail::_Hash_node_base" = type { ptr }
%"struct.std::__detail::_Prime_rehash_policy" = type { float, i64 }
%"class.std::basic_istream" = type { ptr, i64, %"class.std::basic_ios" }
%"class.std::basic_ios" = type { %"class.std::ios_base", ptr, i8, i8, ptr, ptr, ptr, ptr }
%"class.std::ios_base" = type { ptr, i64, i64, i32, i32, i32, ptr, %"struct.std::ios_base::_Words", [8 x %"struct.std::ios_base::_Words"], i32, ptr, %"class.std::locale" }
%"struct.std::ios_base::_Words" = type { ptr, i64 }
%"class.std::locale" = type { ptr }
%"class.std::basic_ostream" = type { ptr, %"class.std::basic_ios" }
%"class.std::allocator" = type { i8 }
%"class.std::allocator.2" = type { i8 }

@n = external dso_local global i32, align 4
@g = external dso_local global %"class.std::vector", align 8
@a = external dso_local global %"class.std::vector.0", align 8
@b = external dso_local global %"class.std::vector.0", align 8
@e = external dso_local global %"class.std::vector.0", align 8
@f = external dso_local global %"class.std::vector.0", align 8
@c = external dso_local global %"class.std::unordered_multiset", align 8
@d = external dso_local global %"class.std::unordered_multiset", align 8
@_ZSt3cin = external global %"class.std::basic_istream", align 8
@_ZSt4cout = external global %"class.std::basic_ostream", align 8
@.str = external hidden unnamed_addr constant [3 x i8], align 1
@.str.8 = external hidden unnamed_addr constant [2 x i8], align 1
@.str.9 = external hidden unnamed_addr constant [3 x i8], align 1

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIS_IxSaIxEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef zeroext i1 @_Z3dfsii(i32 noundef, i32 noundef) #1

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IxSaIxEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #0 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #0 align 2

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #2

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() #3 personality ptr @__gxx_personality_v0 {
  %1 = alloca i32, align 4
  %2 = alloca i32, align 4
  %3 = alloca i32, align 4
  %4 = alloca i32, align 4
  %5 = alloca i32, align 4
  %6 = alloca %"class.std::vector", align 8
  %7 = alloca %"class.std::allocator", align 1
  %8 = alloca ptr, align 8
  %9 = alloca i32, align 4
  %10 = alloca %"class.std::vector.0", align 8
  %11 = alloca %"class.std::allocator.2", align 1
  %12 = alloca %"class.std::vector.0", align 8
  %13 = alloca %"class.std::allocator.2", align 1
  %14 = alloca %"class.std::vector.0", align 8
  %15 = alloca %"class.std::allocator.2", align 1
  %16 = alloca %"class.std::vector.0", align 8
  %17 = alloca %"class.std::allocator.2", align 1
  %18 = alloca i32, align 4
  %19 = alloca i64, align 8
  %20 = alloca i64, align 8
  %21 = alloca i32, align 4
  %22 = alloca i32, align 4
  %23 = alloca i8, align 1
  store i32 0, ptr %1, align 4
  %24 = load ptr, ptr @_ZSt3cin, align 8, !tbaa !5
  %25 = getelementptr i8, ptr %24, i64 -24
  %26 = load i64, ptr %25, align 8
  %27 = getelementptr inbounds i8, ptr @_ZSt3cin, i64 %26
  %28 = call noundef ptr @_ZNSt9basic_iosIcSt11char_traitsIcEE3tieEPSo(ptr noundef nonnull align 8 dereferenceable(264) %27, ptr noundef null)
  %29 = call noundef zeroext i1 @_ZNSt8ios_base15sync_with_stdioEb(i1 noundef zeroext false)
  call void @llvm.lifetime.start.p0(i64 4, ptr %2) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr %3) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr %4) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr %5) #6
  %30 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %2)
  br label %31

31:                                               ; preds = %159, %0
  %32 = load i32, ptr %2, align 4, !tbaa !8
  %33 = add nsw i32 %32, -1
  store i32 %33, ptr %2, align 4, !tbaa !8
  %34 = icmp ne i32 %32, 0
  br i1 %34, label %35, label %160

35:                                               ; preds = %31
  %36 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) @n)
  %37 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %36, ptr noundef nonnull align 4 dereferenceable(4) %3)
  call void @llvm.lifetime.start.p0(i64 24, ptr %6) #6
  %38 = load i32, ptr @n, align 4, !tbaa !8
  %39 = sext i32 %38 to i64
  call void @llvm.lifetime.start.p0(i64 1, ptr %7) #6
  call void @_ZNSaISt6vectorIxSaIxEEEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %7) #6
  invoke void @_ZNSt6vectorIS_IxSaIxEESaIS1_EEC2EmRKS2_(ptr noundef nonnull align 8 dereferenceable(24) %6, i64 noundef %39, ptr noundef nonnull align 1 dereferenceable(1) %7)
          to label %40 unwind label %64

40:                                               ; preds = %35
  %41 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IxSaIxEESaIS1_EEaSEOS3_(ptr noundef nonnull align 8 dereferenceable(24) @g, ptr noundef nonnull align 8 dereferenceable(24) %6) #6
  call void @llvm.lifetime.start.p0(i64 24, ptr %10) #6
  %42 = load i32, ptr @n, align 4, !tbaa !8
  %43 = sext i32 %42 to i64
  call void @llvm.lifetime.start.p0(i64 1, ptr %11) #6
  call void @_ZNSaIxEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %11) #6
  invoke void @_ZNSt6vectorIxSaIxEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %10, i64 noundef %43, ptr noundef nonnull align 1 dereferenceable(1) %11)
          to label %44 unwind label %68

44:                                               ; preds = %40
  %45 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIxSaIxEEaSEOS1_(ptr noundef nonnull align 8 dereferenceable(24) @a, ptr noundef nonnull align 8 dereferenceable(24) %10) #6
  call void @llvm.lifetime.start.p0(i64 24, ptr %12) #6
  %46 = load i32, ptr @n, align 4, !tbaa !8
  %47 = sext i32 %46 to i64
  call void @llvm.lifetime.start.p0(i64 1, ptr %13) #6
  call void @_ZNSaIxEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %13) #6
  invoke void @_ZNSt6vectorIxSaIxEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %12, i64 noundef %47, ptr noundef nonnull align 1 dereferenceable(1) %13)
          to label %48 unwind label %72

48:                                               ; preds = %44
  %49 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIxSaIxEEaSEOS1_(ptr noundef nonnull align 8 dereferenceable(24) @b, ptr noundef nonnull align 8 dereferenceable(24) %12) #6
  call void @llvm.lifetime.start.p0(i64 24, ptr %14) #6
  %50 = load i32, ptr @n, align 4, !tbaa !8
  %51 = sext i32 %50 to i64
  call void @llvm.lifetime.start.p0(i64 1, ptr %15) #6
  call void @_ZNSaIxEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %15) #6
  invoke void @_ZNSt6vectorIxSaIxEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %14, i64 noundef %51, ptr noundef nonnull align 1 dereferenceable(1) %15)
          to label %52 unwind label %76

52:                                               ; preds = %48
  %53 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIxSaIxEEaSEOS1_(ptr noundef nonnull align 8 dereferenceable(24) @e, ptr noundef nonnull align 8 dereferenceable(24) %14) #6
  call void @llvm.lifetime.start.p0(i64 24, ptr %16) #6
  %54 = load i32, ptr @n, align 4, !tbaa !8
  %55 = sext i32 %54 to i64
  call void @llvm.lifetime.start.p0(i64 1, ptr %17) #6
  call void @_ZNSaIxEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %17) #6
  invoke void @_ZNSt6vectorIxSaIxEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %16, i64 noundef %55, ptr noundef nonnull align 1 dereferenceable(1) %17)
          to label %56 unwind label %80

56:                                               ; preds = %52
  %57 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIxSaIxEEaSEOS1_(ptr noundef nonnull align 8 dereferenceable(24) @f, ptr noundef nonnull align 8 dereferenceable(24) %16) #6
  call void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %16) #6
  call void @_ZNSt15__new_allocatorIxED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %17) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr %17) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr %16) #6
  call void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %14) #6
  call void @_ZNSt15__new_allocatorIxED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %15) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr %15) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr %14) #6
  call void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %12) #6
  call void @_ZNSt15__new_allocatorIxED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %13) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr %13) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr %12) #6
  call void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %10) #6
  call void @_ZNSt15__new_allocatorIxED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %11) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr %11) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr %10) #6
  call void @_ZNSt6vectorIS_IxSaIxEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %6) #6
  call void @_ZNSt15__new_allocatorISt6vectorIxSaIxEEED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %7) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr %7) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr %6) #6
  call void @_ZNSt18unordered_multisetIiSt4hashIiESt8equal_toIiESaIiEE5clearEv(ptr noundef nonnull align 8 dereferenceable(56) @c) #6
  call void @_ZNSt18unordered_multisetIiSt4hashIiESt8equal_toIiESaIiEE5clearEv(ptr noundef nonnull align 8 dereferenceable(56) @d) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr %18) #6
  store i32 0, ptr %18, align 4, !tbaa !8
  br label %58

58:                                               ; preds = %105, %56
  %59 = load i32, ptr %18, align 4, !tbaa !8
  %60 = load i32, ptr @n, align 4, !tbaa !8
  %61 = sub nsw i32 %60, 1
  %62 = icmp slt i32 %59, %61
  br i1 %62, label %88, label %63

63:                                               ; preds = %58
  call void @llvm.lifetime.end.p0(i64 4, ptr %18) #6
  br label %108

64:                                               ; preds = %35
  %65 = landingpad { ptr, i32 }
          cleanup
  %66 = extractvalue { ptr, i32 } %65, 0
  store ptr %66, ptr %8, align 8
  %67 = extractvalue { ptr, i32 } %65, 1
  store i32 %67, ptr %9, align 4
  br label %87

68:                                               ; preds = %40
  %69 = landingpad { ptr, i32 }
          cleanup
  %70 = extractvalue { ptr, i32 } %69, 0
  store ptr %70, ptr %8, align 8
  %71 = extractvalue { ptr, i32 } %69, 1
  store i32 %71, ptr %9, align 4
  br label %86

72:                                               ; preds = %44
  %73 = landingpad { ptr, i32 }
          cleanup
  %74 = extractvalue { ptr, i32 } %73, 0
  store ptr %74, ptr %8, align 8
  %75 = extractvalue { ptr, i32 } %73, 1
  store i32 %75, ptr %9, align 4
  br label %85

76:                                               ; preds = %48
  %77 = landingpad { ptr, i32 }
          cleanup
  %78 = extractvalue { ptr, i32 } %77, 0
  store ptr %78, ptr %8, align 8
  %79 = extractvalue { ptr, i32 } %77, 1
  store i32 %79, ptr %9, align 4
  br label %84

80:                                               ; preds = %52
  %81 = landingpad { ptr, i32 }
          cleanup
  %82 = extractvalue { ptr, i32 } %81, 0
  store ptr %82, ptr %8, align 8
  %83 = extractvalue { ptr, i32 } %81, 1
  store i32 %83, ptr %9, align 4
  call void @_ZNSt15__new_allocatorIxED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %17) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr %17) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr %16) #6
  call void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %14) #6
  br label %84

84:                                               ; preds = %80, %76
  call void @_ZNSt15__new_allocatorIxED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %15) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr %15) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr %14) #6
  call void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %12) #6
  br label %85

85:                                               ; preds = %84, %72
  call void @_ZNSt15__new_allocatorIxED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %13) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr %13) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr %12) #6
  call void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %10) #6
  br label %86

86:                                               ; preds = %85, %68
  call void @_ZNSt15__new_allocatorIxED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %11) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr %11) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr %10) #6
  call void @_ZNSt6vectorIS_IxSaIxEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %6) #6
  br label %87

87:                                               ; preds = %86, %64
  call void @_ZNSt15__new_allocatorISt6vectorIxSaIxEEED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %7) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr %7) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr %6) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %4) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #6
  br label %162

88:                                               ; preds = %58
  %89 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %4)
  %90 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %89, ptr noundef nonnull align 4 dereferenceable(4) %5)
  %91 = load i32, ptr %4, align 4, !tbaa !8
  %92 = add nsw i32 %91, -1
  store i32 %92, ptr %4, align 4, !tbaa !8
  %93 = load i32, ptr %5, align 4, !tbaa !8
  %94 = add nsw i32 %93, -1
  store i32 %94, ptr %5, align 4, !tbaa !8
  %95 = load i32, ptr %4, align 4, !tbaa !8
  %96 = sext i32 %95 to i64
  %97 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IxSaIxEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) @g, i64 noundef %96) #6
  call void @llvm.lifetime.start.p0(i64 8, ptr %19) #6
  %98 = load i32, ptr %5, align 4, !tbaa !8
  %99 = sext i32 %98 to i64
  store i64 %99, ptr %19, align 8, !tbaa !11
  call void @_ZNSt6vectorIxSaIxEE9push_backEOx(ptr noundef nonnull align 8 dereferenceable(24) %97, ptr noundef nonnull align 8 dereferenceable(8) %19)
  %100 = load i32, ptr %5, align 4, !tbaa !8
  %101 = sext i32 %100 to i64
  %102 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IxSaIxEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) @g, i64 noundef %101) #6
  call void @llvm.lifetime.start.p0(i64 8, ptr %20) #6
  %103 = load i32, ptr %4, align 4, !tbaa !8
  %104 = sext i32 %103 to i64
  store i64 %104, ptr %20, align 8, !tbaa !11
  call void @_ZNSt6vectorIxSaIxEE9push_backEOx(ptr noundef nonnull align 8 dereferenceable(24) %102, ptr noundef nonnull align 8 dereferenceable(8) %20)
  call void @llvm.lifetime.end.p0(i64 8, ptr %20) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %19) #6
  br label %105

105:                                              ; preds = %88
  %106 = load i32, ptr %18, align 4, !tbaa !8
  %107 = add nsw i32 %106, 1
  store i32 %107, ptr %18, align 4, !tbaa !8
  br label %58, !llvm.loop !13

108:                                              ; preds = %63
  call void @llvm.lifetime.start.p0(i64 4, ptr %21) #6
  store i32 0, ptr %21, align 4, !tbaa !8
  br label %109

109:                                              ; preds = %119, %108
  %110 = load i32, ptr %21, align 4, !tbaa !8
  %111 = load i32, ptr @n, align 4, !tbaa !8
  %112 = icmp slt i32 %110, %111
  br i1 %112, label %114, label %113

113:                                              ; preds = %109
  call void @llvm.lifetime.end.p0(i64 4, ptr %21) #6
  br label %122

114:                                              ; preds = %109
  %115 = load i32, ptr %21, align 4, !tbaa !8
  %116 = sext i32 %115 to i64
  %117 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) @a, i64 noundef %116) #6
  %118 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERx(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 8 dereferenceable(8) %117)
  br label %119

119:                                              ; preds = %114
  %120 = load i32, ptr %21, align 4, !tbaa !8
  %121 = add nsw i32 %120, 1
  store i32 %121, ptr %21, align 4, !tbaa !8
  br label %109, !llvm.loop !15

122:                                              ; preds = %113
  call void @llvm.lifetime.start.p0(i64 4, ptr %22) #6
  store i32 0, ptr %22, align 4, !tbaa !8
  br label %123

123:                                              ; preds = %133, %122
  %124 = load i32, ptr %22, align 4, !tbaa !8
  %125 = load i32, ptr @n, align 4, !tbaa !8
  %126 = icmp slt i32 %124, %125
  br i1 %126, label %128, label %127

127:                                              ; preds = %123
  call void @llvm.lifetime.end.p0(i64 4, ptr %22) #6
  br label %136

128:                                              ; preds = %123
  %129 = load i32, ptr %22, align 4, !tbaa !8
  %130 = sext i32 %129 to i64
  %131 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) @b, i64 noundef %130) #6
  %132 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERx(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 8 dereferenceable(8) %131)
  br label %133

133:                                              ; preds = %128
  %134 = load i32, ptr %22, align 4, !tbaa !8
  %135 = add nsw i32 %134, 1
  store i32 %135, ptr %22, align 4, !tbaa !8
  br label %123, !llvm.loop !16

136:                                              ; preds = %127
  call void @llvm.lifetime.start.p0(i64 1, ptr %23) #6
  %137 = call noundef zeroext i1 @_Z3dfsii(i32 noundef 0, i32 noundef -1)
  %138 = zext i1 %137 to i8
  store i8 %138, ptr %23, align 1, !tbaa !17
  %139 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) @e, i64 noundef 0) #6
  %140 = load i64, ptr %139, align 8, !tbaa !11
  %141 = icmp ne i64 %140, 0
  br i1 %141, label %142, label %143

142:                                              ; preds = %136
  store i8 0, ptr %23, align 1, !tbaa !17
  br label %143

143:                                              ; preds = %142, %136
  %144 = load i8, ptr %23, align 1, !tbaa !17, !range !19, !noundef !20
  %145 = trunc i8 %144 to i1
  br i1 %145, label %148, label %146

146:                                              ; preds = %143
  %147 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef @.str)
  br label %159

148:                                              ; preds = %143
  %149 = load i32, ptr %3, align 4, !tbaa !8
  %150 = icmp eq i32 %149, 2
  br i1 %150, label %151, label %156

151:                                              ; preds = %148
  %152 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) @f, i64 noundef 0) #6
  %153 = load i64, ptr %152, align 8, !tbaa !11
  %154 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEx(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i64 noundef %153)
  %155 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %154, ptr noundef @.str.8)
  br label %158

156:                                              ; preds = %148
  %157 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef @.str.9)
  br label %158

158:                                              ; preds = %156, %151
  br label %159

159:                                              ; preds = %158, %146
  call void @llvm.lifetime.end.p0(i64 1, ptr %23) #6
  br label %31, !llvm.loop !21

160:                                              ; preds = %31
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %4) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #6
  %161 = load i32, ptr %1, align 4
  ret i32 %161

162:                                              ; preds = %87
  %163 = load ptr, ptr %8, align 8
  %164 = load i32, ptr %9, align 4
  %165 = insertvalue { ptr, i32 } poison, ptr %163, 0
  %166 = insertvalue { ptr, i32 } %165, i32 %164, 1
  resume { ptr, i32 } %166
}

; Function Attrs: mustprogress nounwind uwtable
declare noundef ptr @_ZNSt9basic_iosIcSt11char_traitsIcEE3tieEPSo(ptr noundef nonnull align 8 dereferenceable(264), ptr noundef) #0 align 2

declare noundef zeroext i1 @_ZNSt8ios_base15sync_with_stdioEb(i1 noundef zeroext) #4

declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 4 dereferenceable(4)) #4

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaISt6vectorIxSaIxEEEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIS_IxSaIxEESaIS1_EEC2EmRKS2_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IxSaIxEESaIS1_EEaSEOS3_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 8 dereferenceable(24)) #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaIxEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIxSaIxEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIxSaIxEEaSEOS1_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 8 dereferenceable(24)) #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt18unordered_multisetIiSt4hashIiESt8equal_toIiESaIiEE5clearEv(ptr noundef nonnull align 8 dereferenceable(56)) #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIxSaIxEE9push_backEOx(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 8 dereferenceable(8)) #1 align 2

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERx(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 8 dereferenceable(8)) #1 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) #5

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEx(ptr noundef nonnull align 8 dereferenceable(8), i64 noundef) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorISt6vectorIxSaIxEEED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIxED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #0 align 2

attributes #0 = { mustprogress nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #1 = { mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #2 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #3 = { mustprogress norecurse uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #4 = { "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #5 = { inlinehint mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #6 = { nounwind }

!llvm.module.flags = !{!0, !1, !2, !3}
!llvm.ident = !{!4}

!0 = !{i32 1, !"wchar_size", i32 4}
!1 = !{i32 8, !"PIC Level", i32 2}
!2 = !{i32 7, !"PIE Level", i32 2}
!3 = !{i32 7, !"uwtable", i32 2}
!4 = !{!"clang version 19.1.0 (git@github.com:llvm/llvm-project.git a4bf6cd7cfb1a1421ba92bca9d017b49936c55e4)"}
!5 = !{!6, !6, i64 0}
!6 = !{!"vtable pointer", !7, i64 0}
!7 = !{!"Simple C++ TBAA"}
!8 = !{!9, !9, i64 0}
!9 = !{!"int", !10, i64 0}
!10 = !{!"omnipotent char", !7, i64 0}
!11 = !{!12, !12, i64 0}
!12 = !{!"long long", !10, i64 0}
!13 = distinct !{!13, !14}
!14 = !{!"llvm.loop.mustprogress"}
!15 = distinct !{!15, !14}
!16 = distinct !{!16, !14}
!17 = !{!18, !18, i64 0}
!18 = !{!"bool", !10, i64 0}
!19 = !{i8 0, i8 2}
!20 = !{}
!21 = distinct !{!21, !14}


; Optimized IR (opt -passes='default<O3>'):
target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"

%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<std::vector<long long>, std::allocator<std::vector<long long>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::vector<long long>, std::allocator<std::vector<long long>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::vector<long long>, std::allocator<std::vector<long long>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::vector<long long>, std::allocator<std::vector<long long>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::vector.0" = type { %"struct.std::_Vector_base.1" }
%"struct.std::_Vector_base.1" = type { %"struct.std::_Vector_base<long long, std::allocator<long long>>::_Vector_impl" }
%"struct.std::_Vector_base<long long, std::allocator<long long>>::_Vector_impl" = type { %"struct.std::_Vector_base<long long, std::allocator<long long>>::_Vector_impl_data" }
%"struct.std::_Vector_base<long long, std::allocator<long long>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::unordered_multiset" = type { %"class.std::_Hashtable" }
%"class.std::_Hashtable" = type { ptr, i64, %"struct.std::__detail::_Hash_node_base", i64, %"struct.std::__detail::_Prime_rehash_policy", ptr }
%"struct.std::__detail::_Hash_node_base" = type { ptr }
%"struct.std::__detail::_Prime_rehash_policy" = type { float, i64 }
%"class.std::basic_istream" = type { ptr, i64, %"class.std::basic_ios" }
%"class.std::basic_ios" = type { %"class.std::ios_base", ptr, i8, i8, ptr, ptr, ptr, ptr }
%"class.std::ios_base" = type { ptr, i64, i64, i32, i32, i32, ptr, %"struct.std::ios_base::_Words", [8 x %"struct.std::ios_base::_Words"], i32, ptr, %"class.std::locale" }
%"struct.std::ios_base::_Words" = type { ptr, i64 }
%"class.std::locale" = type { ptr }
%"class.std::basic_ostream" = type { ptr, %"class.std::basic_ios" }
%"class.std::allocator" = type { i8 }
%"class.std::allocator.2" = type { i8 }

@n = external dso_local global i32, align 4
@g = external dso_local global %"class.std::vector", align 8
@a = external dso_local global %"class.std::vector.0", align 8
@b = external dso_local global %"class.std::vector.0", align 8
@e = external dso_local global %"class.std::vector.0", align 8
@f = external dso_local global %"class.std::vector.0", align 8
@c = external dso_local global %"class.std::unordered_multiset", align 8
@d = external dso_local global %"class.std::unordered_multiset", align 8
@_ZSt3cin = external global %"class.std::basic_istream", align 8
@_ZSt4cout = external global %"class.std::basic_ostream", align 8
@.str = external hidden unnamed_addr constant [3 x i8], align 1
@.str.8 = external hidden unnamed_addr constant [2 x i8], align 1
@.str.9 = external hidden unnamed_addr constant [3 x i8], align 1

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIS_IxSaIxEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef zeroext i1 @_Z3dfsii(i32 noundef, i32 noundef) local_unnamed_addr #1

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IxSaIxEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #0 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #2

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() local_unnamed_addr #3 personality ptr @__gxx_personality_v0 {
  %1 = alloca i32, align 4
  %2 = alloca i32, align 4
  %3 = alloca i32, align 4
  %4 = alloca i32, align 4
  %5 = alloca %"class.std::vector", align 8
  %6 = alloca %"class.std::allocator", align 1
  %7 = alloca %"class.std::vector.0", align 8
  %8 = alloca %"class.std::allocator.2", align 1
  %9 = alloca %"class.std::vector.0", align 8
  %10 = alloca %"class.std::allocator.2", align 1
  %11 = alloca %"class.std::vector.0", align 8
  %12 = alloca %"class.std::allocator.2", align 1
  %13 = alloca %"class.std::vector.0", align 8
  %14 = alloca %"class.std::allocator.2", align 1
  %15 = alloca i64, align 8
  %16 = alloca i64, align 8
  %17 = load ptr, ptr @_ZSt3cin, align 8, !tbaa !5
  %18 = getelementptr i8, ptr %17, i64 -24
  %19 = load i64, ptr %18, align 8
  %20 = getelementptr inbounds i8, ptr @_ZSt3cin, i64 %19
  %21 = tail call noundef ptr @_ZNSt9basic_iosIcSt11char_traitsIcEE3tieEPSo(ptr noundef nonnull align 8 dereferenceable(264) %20, ptr noundef null)
  %22 = tail call noundef zeroext i1 @_ZNSt8ios_base15sync_with_stdioEb(i1 noundef zeroext false)
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %1) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %2) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %3) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %4) #6
  %23 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %1)
  %24 = load i32, ptr %1, align 4, !tbaa !8
  %25 = add nsw i32 %24, -1
  store i32 %25, ptr %1, align 4, !tbaa !8
  %.not30 = icmp eq i32 %24, 0
  br i1 %.not30, label %._crit_edge33, label %.lr.ph32

.lr.ph32:                                         ; preds = %0, %111
  %26 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) @n)
  %27 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %26, ptr noundef nonnull align 4 dereferenceable(4) %2)
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %5) #6
  %28 = load i32, ptr @n, align 4, !tbaa !8
  %29 = sext i32 %28 to i64
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %6) #6
  call void @_ZNSaISt6vectorIxSaIxEEEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %6) #6
  invoke void @_ZNSt6vectorIS_IxSaIxEESaIS1_EEC2EmRKS2_(ptr noundef nonnull align 8 dereferenceable(24) %5, i64 noundef %29, ptr noundef nonnull align 1 dereferenceable(1) %6)
          to label %30 unwind label %52

30:                                               ; preds = %.lr.ph32
  %31 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IxSaIxEESaIS1_EEaSEOS3_(ptr noundef nonnull align 8 dereferenceable(24) @g, ptr noundef nonnull align 8 dereferenceable(24) %5) #6
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %7) #6
  %32 = load i32, ptr @n, align 4, !tbaa !8
  %33 = sext i32 %32 to i64
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %8) #6
  call void @_ZNSaIxEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %8) #6
  invoke void @_ZNSt6vectorIxSaIxEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %7, i64 noundef %33, ptr noundef nonnull align 1 dereferenceable(1) %8)
          to label %34 unwind label %54

34:                                               ; preds = %30
  %35 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIxSaIxEEaSEOS1_(ptr noundef nonnull align 8 dereferenceable(24) @a, ptr noundef nonnull align 8 dereferenceable(24) %7) #6
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %9) #6
  %36 = load i32, ptr @n, align 4, !tbaa !8
  %37 = sext i32 %36 to i64
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %10) #6
  call void @_ZNSaIxEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %10) #6
  invoke void @_ZNSt6vectorIxSaIxEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %9, i64 noundef %37, ptr noundef nonnull align 1 dereferenceable(1) %10)
          to label %38 unwind label %56

38:                                               ; preds = %34
  %39 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIxSaIxEEaSEOS1_(ptr noundef nonnull align 8 dereferenceable(24) @b, ptr noundef nonnull align 8 dereferenceable(24) %9) #6
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %11) #6
  %40 = load i32, ptr @n, align 4, !tbaa !8
  %41 = sext i32 %40 to i64
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %12) #6
  call void @_ZNSaIxEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %12) #6
  invoke void @_ZNSt6vectorIxSaIxEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %11, i64 noundef %41, ptr noundef nonnull align 1 dereferenceable(1) %12)
          to label %42 unwind label %58

42:                                               ; preds = %38
  %43 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIxSaIxEEaSEOS1_(ptr noundef nonnull align 8 dereferenceable(24) @e, ptr noundef nonnull align 8 dereferenceable(24) %11) #6
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %13) #6
  %44 = load i32, ptr @n, align 4, !tbaa !8
  %45 = sext i32 %44 to i64
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %14) #6
  call void @_ZNSaIxEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %14) #6
  invoke void @_ZNSt6vectorIxSaIxEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %13, i64 noundef %45, ptr noundef nonnull align 1 dereferenceable(1) %14)
          to label %46 unwind label %60

46:                                               ; preds = %42
  %47 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIxSaIxEEaSEOS1_(ptr noundef nonnull align 8 dereferenceable(24) @f, ptr noundef nonnull align 8 dereferenceable(24) %13) #6
  call void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %13) #6
  call void @_ZNSt15__new_allocatorIxED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %14) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %14) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %13) #6
  call void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %11) #6
  call void @_ZNSt15__new_allocatorIxED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %12) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %12) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %11) #6
  call void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %9) #6
  call void @_ZNSt15__new_allocatorIxED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %10) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %10) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %9) #6
  call void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %7) #6
  call void @_ZNSt15__new_allocatorIxED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %8) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %8) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %7) #6
  call void @_ZNSt6vectorIS_IxSaIxEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %5) #6
  call void @_ZNSt15__new_allocatorISt6vectorIxSaIxEEED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %6) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %6) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %5) #6
  call void @_ZNSt18unordered_multisetIiSt4hashIiESt8equal_toIiESaIiEE5clearEv(ptr noundef nonnull align 8 dereferenceable(56) @c) #6
  call void @_ZNSt18unordered_multisetIiSt4hashIiESt8equal_toIiESaIiEE5clearEv(ptr noundef nonnull align 8 dereferenceable(56) @d) #6
  %48 = load i32, ptr @n, align 4, !tbaa !8
  %49 = icmp sgt i32 %48, 1
  br i1 %49, label %.lr.ph, label %.preheader24

.preheader24:                                     ; preds = %.lr.ph, %46
  %50 = phi i32 [ %48, %46 ], [ %82, %.lr.ph ]
  %51 = icmp sgt i32 %50, 0
  br i1 %51, label %.lr.ph27, label %._crit_edge

52:                                               ; preds = %.lr.ph32
  %53 = landingpad { ptr, i32 }
          cleanup
  br label %65

54:                                               ; preds = %30
  %55 = landingpad { ptr, i32 }
          cleanup
  br label %64

56:                                               ; preds = %34
  %57 = landingpad { ptr, i32 }
          cleanup
  br label %63

58:                                               ; preds = %38
  %59 = landingpad { ptr, i32 }
          cleanup
  br label %62

60:                                               ; preds = %42
  %61 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt15__new_allocatorIxED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %14) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %14) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %13) #6
  call void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %11) #6
  br label %62

62:                                               ; preds = %60, %58
  %.pn = phi { ptr, i32 } [ %61, %60 ], [ %59, %58 ]
  call void @_ZNSt15__new_allocatorIxED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %12) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %12) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %11) #6
  call void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %9) #6
  br label %63

63:                                               ; preds = %62, %56
  %.pn.pn = phi { ptr, i32 } [ %.pn, %62 ], [ %57, %56 ]
  call void @_ZNSt15__new_allocatorIxED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %10) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %10) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %9) #6
  call void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %7) #6
  br label %64

64:                                               ; preds = %63, %54
  %.pn.pn.pn = phi { ptr, i32 } [ %.pn.pn, %63 ], [ %55, %54 ]
  call void @_ZNSt15__new_allocatorIxED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %8) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %8) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %7) #6
  call void @_ZNSt6vectorIS_IxSaIxEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %5) #6
  br label %65

65:                                               ; preds = %64, %52
  %.pn.pn.pn.pn = phi { ptr, i32 } [ %.pn.pn.pn, %64 ], [ %53, %52 ]
  call void @_ZNSt15__new_allocatorISt6vectorIxSaIxEEED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %6) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %6) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %5) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %4) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %3) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %2) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %1) #6
  resume { ptr, i32 } %.pn.pn.pn.pn

.lr.ph:                                           ; preds = %46, %.lr.ph
  %.01325 = phi i32 [ %81, %.lr.ph ], [ 0, %46 ]
  %66 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %3)
  %67 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %66, ptr noundef nonnull align 4 dereferenceable(4) %4)
  %68 = load i32, ptr %3, align 4, !tbaa !8
  %69 = add nsw i32 %68, -1
  store i32 %69, ptr %3, align 4, !tbaa !8
  %70 = load i32, ptr %4, align 4, !tbaa !8
  %71 = add nsw i32 %70, -1
  store i32 %71, ptr %4, align 4, !tbaa !8
  %72 = sext i32 %69 to i64
  %73 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IxSaIxEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) @g, i64 noundef %72) #6
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %15) #6
  %74 = load i32, ptr %4, align 4, !tbaa !8
  %75 = sext i32 %74 to i64
  store i64 %75, ptr %15, align 8, !tbaa !11
  call void @_ZNSt6vectorIxSaIxEE9push_backEOx(ptr noundef nonnull align 8 dereferenceable(24) %73, ptr noundef nonnull align 8 dereferenceable(8) %15)
  %76 = load i32, ptr %4, align 4, !tbaa !8
  %77 = sext i32 %76 to i64
  %78 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IxSaIxEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) @g, i64 noundef %77) #6
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %16) #6
  %79 = load i32, ptr %3, align 4, !tbaa !8
  %80 = sext i32 %79 to i64
  store i64 %80, ptr %16, align 8, !tbaa !11
  call void @_ZNSt6vectorIxSaIxEE9push_backEOx(ptr noundef nonnull align 8 dereferenceable(24) %78, ptr noundef nonnull align 8 dereferenceable(8) %16)
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %16) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %15) #6
  %81 = add nuw nsw i32 %.01325, 1
  %82 = load i32, ptr @n, align 4, !tbaa !8
  %83 = add nsw i32 %82, -1
  %84 = icmp slt i32 %81, %83
  br i1 %84, label %.lr.ph, label %.preheader24, !llvm.loop !13

.preheader:                                       ; preds = %.lr.ph27
  %85 = icmp sgt i32 %88, 0
  br i1 %85, label %.lr.ph29, label %._crit_edge

.lr.ph27:                                         ; preds = %.preheader24, %.lr.ph27
  %indvars.iv = phi i64 [ %indvars.iv.next, %.lr.ph27 ], [ 0, %.preheader24 ]
  %86 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) @a, i64 noundef %indvars.iv) #6
  %87 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERx(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 8 dereferenceable(8) %86)
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %88 = load i32, ptr @n, align 4, !tbaa !8
  %89 = sext i32 %88 to i64
  %90 = icmp slt i64 %indvars.iv.next, %89
  br i1 %90, label %.lr.ph27, label %.preheader, !llvm.loop !15

._crit_edge:                                      ; preds = %.lr.ph29, %.preheader24, %.preheader
  %91 = call noundef zeroext i1 @_Z3dfsii(i32 noundef 0, i32 noundef -1)
  %92 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) @e, i64 noundef 0) #6
  %93 = load i64, ptr %92, align 8, !tbaa !11
  %.not23 = icmp eq i64 %93, 0
  %spec.select = and i1 %91, %.not23
  br i1 %spec.select, label %101, label %99

.lr.ph29:                                         ; preds = %.preheader, %.lr.ph29
  %indvars.iv35 = phi i64 [ %indvars.iv.next36, %.lr.ph29 ], [ 0, %.preheader ]
  %94 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) @b, i64 noundef %indvars.iv35) #6
  %95 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERx(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 8 dereferenceable(8) %94)
  %indvars.iv.next36 = add nuw nsw i64 %indvars.iv35, 1
  %96 = load i32, ptr @n, align 4, !tbaa !8
  %97 = sext i32 %96 to i64
  %98 = icmp slt i64 %indvars.iv.next36, %97
  br i1 %98, label %.lr.ph29, label %._crit_edge, !llvm.loop !16

99:                                               ; preds = %._crit_edge
  %100 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef nonnull @.str)
  br label %111

101:                                              ; preds = %._crit_edge
  %102 = load i32, ptr %2, align 4, !tbaa !8
  %103 = icmp eq i32 %102, 2
  br i1 %103, label %104, label %109

104:                                              ; preds = %101
  %105 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) @f, i64 noundef 0) #6
  %106 = load i64, ptr %105, align 8, !tbaa !11
  %107 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEx(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i64 noundef %106)
  %108 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %107, ptr noundef nonnull @.str.8)
  br label %111

109:                                              ; preds = %101
  %110 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef nonnull @.str.9)
  br label %111

111:                                              ; preds = %104, %109, %99
  %112 = load i32, ptr %1, align 4, !tbaa !8
  %113 = add nsw i32 %112, -1
  store i32 %113, ptr %1, align 4, !tbaa !8
  %.not = icmp eq i32 %112, 0
  br i1 %.not, label %._crit_edge33, label %.lr.ph32, !llvm.loop !17

._crit_edge33:                                    ; preds = %111, %0
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %4) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %3) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %2) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %1) #6
  ret i32 0
}

; Function Attrs: mustprogress nounwind uwtable
declare noundef ptr @_ZNSt9basic_iosIcSt11char_traitsIcEE3tieEPSo(ptr noundef nonnull align 8 dereferenceable(264), ptr noundef) local_unnamed_addr #0 align 2

declare noundef zeroext i1 @_ZNSt8ios_base15sync_with_stdioEb(i1 noundef zeroext) local_unnamed_addr #4

declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #4

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaISt6vectorIxSaIxEEEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIS_IxSaIxEESaIS1_EEC2EmRKS2_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IxSaIxEESaIS1_EEaSEOS3_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaIxEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIxSaIxEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIxSaIxEEaSEOS1_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt18unordered_multisetIiSt4hashIiESt8equal_toIiESaIiEE5clearEv(ptr noundef nonnull align 8 dereferenceable(56)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIxSaIxEE9push_backEOx(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERx(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #1 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) local_unnamed_addr #5

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEx(ptr noundef nonnull align 8 dereferenceable(8), i64 noundef) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorISt6vectorIxSaIxEEED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIxED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #0 align 2

attributes #0 = { mustprogress nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #1 = { mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #2 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #3 = { mustprogress norecurse uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #4 = { "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #5 = { inlinehint mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #6 = { nounwind }

!llvm.module.flags = !{!0, !1, !2, !3}
!llvm.ident = !{!4}

!0 = !{i32 1, !"wchar_size", i32 4}
!1 = !{i32 8, !"PIC Level", i32 2}
!2 = !{i32 7, !"PIE Level", i32 2}
!3 = !{i32 7, !"uwtable", i32 2}
!4 = !{!"clang version 19.1.0 (git@github.com:llvm/llvm-project.git a4bf6cd7cfb1a1421ba92bca9d017b49936c55e4)"}
!5 = !{!6, !6, i64 0}
!6 = !{!"vtable pointer", !7, i64 0}
!7 = !{!"Simple C++ TBAA"}
!8 = !{!9, !9, i64 0}
!9 = !{!"int", !10, i64 0}
!10 = !{!"omnipotent char", !7, i64 0}
!11 = !{!12, !12, i64 0}
!12 = !{!"long long", !10, i64 0}
!13 = distinct !{!13, !14}
!14 = !{!"llvm.loop.mustprogress"}
!15 = distinct !{!15, !14}
!16 = distinct !{!16, !14}
!17 = distinct !{!17, !14}


; Effective O3 passes: CorrelatedValuePropagationPass,GVNPass,GlobalOptPass,IPSCCPPass,IndVarSimplifyPass,InferFunctionAttrsPass,InstCombinePass,InstSimplifyPass,JumpThreadingPass,LCSSAPass,LICMPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,ReassociatePass,SROAPass,SimplifyCFGPass,TailCallElimPass