; LLVM IR from Aryansh-S/USACO :: USACO/2022/Dec/Silver (barn_tree)

; 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<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::vector.0" = type { %"struct.std::_Vector_base.1" }
%"struct.std::_Vector_base.1" = type { %"struct.std::_Vector_base<std::vector<int>, std::allocator<std::vector<int>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::vector<int>, std::allocator<std::vector<int>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::vector<int>, std::allocator<std::vector<int>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::vector<int>, std::allocator<std::vector<int>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::vector.5" = type { %"struct.std::_Vector_base.6" }
%"struct.std::_Vector_base.6" = type { %"struct.std::_Vector_base<std::tuple<int, int, long long>, std::allocator<std::tuple<int, int, long long>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::tuple<int, int, long long>, std::allocator<std::tuple<int, int, long long>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::tuple<int, int, long long>, std::allocator<std::tuple<int, int, long long>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::tuple<int, int, long long>, std::allocator<std::tuple<int, int, long long>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"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.__gnu_cxx::__normal_iterator.19" = type { ptr }
%"class.__gnu_cxx::__normal_iterator.20" = type { ptr }
%"class.std::tuple" = type { %"struct.std::_Tuple_impl" }
%"struct.std::_Tuple_impl" = type { %"struct.std::_Tuple_impl.base", %"struct.std::_Head_base.18" }
%"struct.std::_Tuple_impl.base" = type <{ %"struct.std::_Tuple_impl.16", %"struct.std::_Head_base.17" }>
%"struct.std::_Tuple_impl.16" = type { %"struct.std::_Head_base" }
%"struct.std::_Head_base" = type { i64 }
%"struct.std::_Head_base.17" = type { i32 }
%"struct.std::_Head_base.18" = type { i32 }

@h = external dso_local global %"class.std::vector", align 8
@subtree_tot = external dso_local global %"class.std::vector", align 8
@adj = external dso_local global %"class.std::vector.0", align 8
@avg = external dso_local global i64, align 8
@orders = external dso_local global %"class.std::vector.5", 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 [2 x i8], align 1
@.str.5 = external hidden unnamed_addr constant [2 x i8], align 1

; Function Attrs: mustprogress uwtable
declare dso_local void @_Z17dfs_fill_subtreesii(i32 noundef, i32 noundef) #0

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #1

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IiSaIiEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #2 align 2

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #1

; Function Attrs: mustprogress uwtable
declare dso_local void @_Z15dfs_make_ordersii(i32 noundef, i32 noundef) #0

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() #3 {
  %1 = alloca i32, align 4
  %2 = alloca i32, align 4
  %3 = alloca ptr, align 8
  %4 = alloca %"class.__gnu_cxx::__normal_iterator.19", align 8
  %5 = alloca %"class.__gnu_cxx::__normal_iterator.19", align 8
  %6 = alloca ptr, align 8
  %7 = alloca i32, align 4
  %8 = alloca i32, align 4
  %9 = alloca i32, align 4
  %10 = alloca ptr, align 8
  %11 = alloca %"class.__gnu_cxx::__normal_iterator.20", align 8
  %12 = alloca %"class.__gnu_cxx::__normal_iterator.20", align 8
  %13 = alloca %"class.std::tuple", align 8
  %14 = alloca ptr, align 8
  %15 = alloca ptr, align 8
  %16 = alloca ptr, align 8
  store i32 0, ptr %1, align 4
  %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 = call noundef ptr @_ZNSt9basic_iosIcSt11char_traitsIcEE3tieEPSo(ptr noundef nonnull align 8 dereferenceable(264) %20, ptr noundef null)
  %22 = call noundef zeroext i1 @_ZNSt8ios_base15sync_with_stdioEb(i1 noundef zeroext false)
  call void @llvm.lifetime.start.p0(i64 4, ptr %2) #8
  %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) %2)
  %24 = load i32, ptr %2, align 4, !tbaa !8
  %25 = sext i32 %24 to i64
  call void @_ZNSt6vectorIxSaIxEE6resizeEm(ptr noundef nonnull align 8 dereferenceable(24) @h, i64 noundef %25)
  %26 = load i32, ptr %2, align 4, !tbaa !8
  %27 = sext i32 %26 to i64
  call void @_ZNSt6vectorIS_IiSaIiEESaIS1_EE6resizeEm(ptr noundef nonnull align 8 dereferenceable(24) @adj, i64 noundef %27)
  call void @llvm.lifetime.start.p0(i64 8, ptr %3) #8
  store ptr @h, ptr %3, align 8, !tbaa !11
  call void @llvm.lifetime.start.p0(i64 8, ptr %4) #8
  %28 = call ptr @_ZNSt6vectorIxSaIxEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) @h) #8
  %29 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator.19", ptr %4, i32 0, i32 0
  store ptr %28, ptr %29, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %5) #8
  %30 = call ptr @_ZNSt6vectorIxSaIxEE3endEv(ptr noundef nonnull align 8 dereferenceable(24) @h) #8
  %31 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator.19", ptr %5, i32 0, i32 0
  store ptr %30, ptr %31, align 8
  br label %32

32:                                               ; preds = %43, %0
  %33 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPxSt6vectorIxSaIxEEEEbRKNS_17__normal_iteratorIT_T0_EESA_(ptr noundef nonnull align 8 dereferenceable(8) %4, ptr noundef nonnull align 8 dereferenceable(8) %5) #8
  br i1 %33, label %35, label %34

34:                                               ; preds = %32
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #8
  call void @llvm.lifetime.end.p0(i64 8, ptr %4) #8
  call void @llvm.lifetime.end.p0(i64 8, ptr %3) #8
  br label %45

35:                                               ; preds = %32
  call void @llvm.lifetime.start.p0(i64 8, ptr %6) #8
  %36 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPxSt6vectorIxSaIxEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %4) #8
  store ptr %36, ptr %6, align 8, !tbaa !11
  %37 = load ptr, ptr %6, align 8, !tbaa !11
  %38 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERx(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 8 dereferenceable(8) %37)
  %39 = load ptr, ptr %6, align 8, !tbaa !11
  %40 = load i64, ptr %39, align 8, !tbaa !13
  %41 = load i64, ptr @avg, align 8, !tbaa !13
  %42 = add nsw i64 %41, %40
  store i64 %42, ptr @avg, align 8, !tbaa !13
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #8
  br label %43

43:                                               ; preds = %35
  %44 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPxSt6vectorIxSaIxEEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %4) #8
  br label %32

45:                                               ; preds = %34
  %46 = load i32, ptr %2, align 4, !tbaa !8
  %47 = sext i32 %46 to i64
  %48 = load i64, ptr @avg, align 8, !tbaa !13
  %49 = sdiv i64 %48, %47
  store i64 %49, ptr @avg, align 8, !tbaa !13
  call void @llvm.lifetime.start.p0(i64 4, ptr %7) #8
  store i32 0, ptr %7, align 4, !tbaa !8
  br label %50

50:                                               ; preds = %71, %45
  %51 = load i32, ptr %7, align 4, !tbaa !8
  %52 = load i32, ptr %2, align 4, !tbaa !8
  %53 = sub nsw i32 %52, 1
  %54 = icmp slt i32 %51, %53
  br i1 %54, label %56, label %55

55:                                               ; preds = %50
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #8
  br label %74

56:                                               ; preds = %50
  call void @llvm.lifetime.start.p0(i64 4, ptr %8) #8
  call void @llvm.lifetime.start.p0(i64 4, ptr %9) #8
  %57 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %8)
  %58 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %57, ptr noundef nonnull align 4 dereferenceable(4) %9)
  %59 = load i32, ptr %8, align 4, !tbaa !8
  %60 = add nsw i32 %59, -1
  store i32 %60, ptr %8, align 4, !tbaa !8
  %61 = load i32, ptr %9, align 4, !tbaa !8
  %62 = add nsw i32 %61, -1
  store i32 %62, ptr %9, align 4, !tbaa !8
  %63 = load i32, ptr %8, align 4, !tbaa !8
  %64 = sext i32 %63 to i64
  %65 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IiSaIiEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) @adj, i64 noundef %64) #8
  %66 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEE12emplace_backIJRiEEES3_DpOT_(ptr noundef nonnull align 8 dereferenceable(24) %65, ptr noundef nonnull align 4 dereferenceable(4) %9)
  %67 = load i32, ptr %9, align 4, !tbaa !8
  %68 = sext i32 %67 to i64
  %69 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IiSaIiEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) @adj, i64 noundef %68) #8
  %70 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEE12emplace_backIJRiEEES3_DpOT_(ptr noundef nonnull align 8 dereferenceable(24) %69, ptr noundef nonnull align 4 dereferenceable(4) %8)
  call void @llvm.lifetime.end.p0(i64 4, ptr %9) #8
  call void @llvm.lifetime.end.p0(i64 4, ptr %8) #8
  br label %71

71:                                               ; preds = %56
  %72 = load i32, ptr %7, align 4, !tbaa !8
  %73 = add nsw i32 %72, 1
  store i32 %73, ptr %7, align 4, !tbaa !8
  br label %50, !llvm.loop !15

74:                                               ; preds = %55
  %75 = load i32, ptr %2, align 4, !tbaa !8
  %76 = sext i32 %75 to i64
  call void @_ZNSt6vectorIxSaIxEE6resizeEm(ptr noundef nonnull align 8 dereferenceable(24) @subtree_tot, i64 noundef %76)
  call void @_Z17dfs_fill_subtreesii(i32 noundef 0, i32 noundef 0)
  call void @_Z15dfs_make_ordersii(i32 noundef 0, i32 noundef 0)
  %77 = call noundef i64 @_ZSt4sizeISt6vectorISt5tupleIJiixEESaIS2_EEEDTcldtfp_4sizeEERKT_(ptr noundef nonnull align 8 dereferenceable(24) @orders) #8
  %78 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEm(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i64 noundef %77)
  %79 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %78, ptr noundef @.str)
  call void @llvm.lifetime.start.p0(i64 8, ptr %10) #8
  store ptr @orders, ptr %10, align 8, !tbaa !11
  call void @llvm.lifetime.start.p0(i64 8, ptr %11) #8
  %80 = call ptr @_ZNSt6vectorISt5tupleIJiixEESaIS1_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) @orders) #8
  %81 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator.20", ptr %11, i32 0, i32 0
  store ptr %80, ptr %81, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %12) #8
  %82 = call ptr @_ZNSt6vectorISt5tupleIJiixEESaIS1_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24) @orders) #8
  %83 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator.20", ptr %12, i32 0, i32 0
  store ptr %82, ptr %83, align 8
  br label %84

84:                                               ; preds = %106, %74
  %85 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPSt5tupleIJiixEESt6vectorIS2_SaIS2_EEEEbRKNS_17__normal_iteratorIT_T0_EESC_(ptr noundef nonnull align 8 dereferenceable(8) %11, ptr noundef nonnull align 8 dereferenceable(8) %12) #8
  br i1 %85, label %87, label %86

86:                                               ; preds = %84
  call void @llvm.lifetime.end.p0(i64 8, ptr %12) #8
  call void @llvm.lifetime.end.p0(i64 8, ptr %11) #8
  call void @llvm.lifetime.end.p0(i64 8, ptr %10) #8
  br label %108

87:                                               ; preds = %84
  call void @llvm.lifetime.start.p0(i64 16, ptr %13) #8
  %88 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPSt5tupleIJiixEESt6vectorIS2_SaIS2_EEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %11) #8
  call void @llvm.memcpy.p0.p0.i64(ptr align 8 %13, ptr align 8 %88, i64 16, i1 false)
  call void @llvm.lifetime.start.p0(i64 8, ptr %14) #8
  %89 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3getILm0EJiixEEONSt13tuple_elementIXT_ESt5tupleIJDpT0_EEE4typeEOS4_(ptr noundef nonnull align 8 dereferenceable(16) %13) #8
  store ptr %89, ptr %14, align 8, !tbaa !11
  call void @llvm.lifetime.start.p0(i64 8, ptr %15) #8
  %90 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3getILm1EJiixEEONSt13tuple_elementIXT_ESt5tupleIJDpT0_EEE4typeEOS4_(ptr noundef nonnull align 8 dereferenceable(16) %13) #8
  store ptr %90, ptr %15, align 8, !tbaa !11
  call void @llvm.lifetime.start.p0(i64 8, ptr %16) #8
  %91 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZSt3getILm2EJiixEEONSt13tuple_elementIXT_ESt5tupleIJDpT0_EEE4typeEOS4_(ptr noundef nonnull align 8 dereferenceable(16) %13) #8
  store ptr %91, ptr %16, align 8, !tbaa !11
  %92 = load ptr, ptr %14, align 8, !tbaa !11
  %93 = load i32, ptr %92, align 4, !tbaa !8
  %94 = add nsw i32 %93, 1
  store i32 %94, ptr %92, align 4, !tbaa !8
  %95 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef %94)
  %96 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %95, ptr noundef @.str.5)
  %97 = load ptr, ptr %15, align 8, !tbaa !11
  %98 = load i32, ptr %97, align 4, !tbaa !8
  %99 = add nsw i32 %98, 1
  store i32 %99, ptr %97, align 4, !tbaa !8
  %100 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) %96, i32 noundef %99)
  %101 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %100, ptr noundef @.str.5)
  %102 = load ptr, ptr %16, align 8, !tbaa !11
  %103 = load i64, ptr %102, align 8, !tbaa !13
  %104 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEx(ptr noundef nonnull align 8 dereferenceable(8) %101, i64 noundef %103)
  %105 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %104, ptr noundef @.str)
  call void @llvm.lifetime.end.p0(i64 8, ptr %16) #8
  call void @llvm.lifetime.end.p0(i64 8, ptr %15) #8
  call void @llvm.lifetime.end.p0(i64 8, ptr %14) #8
  call void @llvm.lifetime.end.p0(i64 16, ptr %13) #8
  br label %106

106:                                              ; preds = %87
  %107 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPSt5tupleIJiixEESt6vectorIS2_SaIS2_EEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %11) #8
  br label %84

108:                                              ; preds = %86
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #8
  %109 = load i32, ptr %1, align 4
  ret i32 %109
}

; Function Attrs: mustprogress nounwind uwtable
declare noundef ptr @_ZNSt9basic_iosIcSt11char_traitsIcEE3tieEPSo(ptr noundef nonnull align 8 dereferenceable(264), ptr noundef) #2 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 uwtable
declare dso_local void @_ZNSt6vectorIxSaIxEE6resizeEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIS_IiSaIiEESaIS1_EE6resizeEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIxSaIxEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIxSaIxEE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) #2 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZN9__gnu_cxxneIPxSt6vectorIxSaIxEEEEbRKNS_17__normal_iteratorIT_T0_EESA_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) #5

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPxSt6vectorIxSaIxEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) #2 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)) #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPxSt6vectorIxSaIxEEEppEv(ptr noundef nonnull align 8 dereferenceable(8)) #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEE12emplace_backIJRiEEES3_DpOT_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 4 dereferenceable(4)) #0 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) #6

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZSt4sizeISt6vectorISt5tupleIJiixEESaIS2_EEEDTcldtfp_4sizeEERKT_(ptr noundef nonnull align 8 dereferenceable(24)) #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorISt5tupleIJiixEESaIS1_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorISt5tupleIJiixEESaIS1_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) #2 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZN9__gnu_cxxneIPSt5tupleIJiixEESt6vectorIS2_SaIS2_EEEEbRKNS_17__normal_iteratorIT_T0_EESC_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) #5

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(16) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPSt5tupleIJiixEESt6vectorIS2_SaIS2_EEEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) #2 align 2

; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: readwrite)
declare void @llvm.memcpy.p0.p0.i64(ptr noalias nocapture writeonly, ptr noalias nocapture readonly, i64, i1 immarg) #7

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3getILm0EJiixEEONSt13tuple_elementIXT_ESt5tupleIJDpT0_EEE4typeEOS4_(ptr noundef nonnull align 8 dereferenceable(16)) #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3getILm1EJiixEEONSt13tuple_elementIXT_ESt5tupleIJDpT0_EEE4typeEOS4_(ptr noundef nonnull align 8 dereferenceable(16)) #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZSt3getILm2EJiixEEONSt13tuple_elementIXT_ESt5tupleIJDpT0_EEE4typeEOS4_(ptr noundef nonnull align 8 dereferenceable(16)) #2

declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8), i32 noundef) #4

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPSt5tupleIJiixEESt6vectorIS2_SaIS2_EEEppEv(ptr noundef nonnull align 8 dereferenceable(8)) #2 align 2

attributes #0 = { 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 #1 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { 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 #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 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 #6 = { 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 #7 = { nocallback nofree nounwind willreturn memory(argmem: readwrite) }
attributes #8 = { 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 = !{!"any pointer", !10, i64 0}
!13 = !{!14, !14, i64 0}
!14 = !{!"long long", !10, i64 0}
!15 = distinct !{!15, !16}
!16 = !{!"llvm.loop.mustprogress"}


; 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<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::vector.0" = type { %"struct.std::_Vector_base.1" }
%"struct.std::_Vector_base.1" = type { %"struct.std::_Vector_base<std::vector<int>, std::allocator<std::vector<int>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::vector<int>, std::allocator<std::vector<int>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::vector<int>, std::allocator<std::vector<int>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::vector<int>, std::allocator<std::vector<int>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::vector.5" = type { %"struct.std::_Vector_base.6" }
%"struct.std::_Vector_base.6" = type { %"struct.std::_Vector_base<std::tuple<int, int, long long>, std::allocator<std::tuple<int, int, long long>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::tuple<int, int, long long>, std::allocator<std::tuple<int, int, long long>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::tuple<int, int, long long>, std::allocator<std::tuple<int, int, long long>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::tuple<int, int, long long>, std::allocator<std::tuple<int, int, long long>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"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.__gnu_cxx::__normal_iterator.19" = type { ptr }
%"class.__gnu_cxx::__normal_iterator.20" = type { ptr }
%"class.std::tuple" = type { %"struct.std::_Tuple_impl" }
%"struct.std::_Tuple_impl" = type { %"struct.std::_Tuple_impl.base", %"struct.std::_Head_base.18" }
%"struct.std::_Tuple_impl.base" = type <{ %"struct.std::_Tuple_impl.16", %"struct.std::_Head_base.17" }>
%"struct.std::_Tuple_impl.16" = type { %"struct.std::_Head_base" }
%"struct.std::_Head_base" = type { i64 }
%"struct.std::_Head_base.17" = type { i32 }
%"struct.std::_Head_base.18" = type { i32 }

@h = external dso_local global %"class.std::vector", align 8
@subtree_tot = external dso_local global %"class.std::vector", align 8
@adj = external dso_local global %"class.std::vector.0", align 8
@avg = external dso_local local_unnamed_addr global i64, align 8
@orders = external dso_local global %"class.std::vector.5", 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 [2 x i8], align 1
@.str.5 = external hidden unnamed_addr constant [2 x i8], align 1

; Function Attrs: mustprogress uwtable
declare dso_local void @_Z17dfs_fill_subtreesii(i32 noundef, i32 noundef) local_unnamed_addr #0

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #1

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IiSaIiEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #1

; Function Attrs: mustprogress uwtable
declare dso_local void @_Z15dfs_make_ordersii(i32 noundef, i32 noundef) local_unnamed_addr #0

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() local_unnamed_addr #3 {
  %1 = alloca i32, align 4
  %2 = alloca %"class.__gnu_cxx::__normal_iterator.19", align 8
  %3 = alloca %"class.__gnu_cxx::__normal_iterator.19", align 8
  %4 = alloca i32, align 4
  %5 = alloca i32, align 4
  %6 = alloca %"class.__gnu_cxx::__normal_iterator.20", align 8
  %7 = alloca %"class.__gnu_cxx::__normal_iterator.20", align 8
  %8 = alloca %"class.std::tuple", align 8
  %9 = load ptr, ptr @_ZSt3cin, align 8, !tbaa !5
  %10 = getelementptr i8, ptr %9, i64 -24
  %11 = load i64, ptr %10, align 8
  %12 = getelementptr inbounds i8, ptr @_ZSt3cin, i64 %11
  %13 = tail call noundef ptr @_ZNSt9basic_iosIcSt11char_traitsIcEE3tieEPSo(ptr noundef nonnull align 8 dereferenceable(264) %12, ptr noundef null)
  %14 = tail call noundef zeroext i1 @_ZNSt8ios_base15sync_with_stdioEb(i1 noundef zeroext false)
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %1) #8
  %15 = 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)
  %16 = load i32, ptr %1, align 4, !tbaa !8
  %17 = sext i32 %16 to i64
  call void @_ZNSt6vectorIxSaIxEE6resizeEm(ptr noundef nonnull align 8 dereferenceable(24) @h, i64 noundef %17)
  %18 = load i32, ptr %1, align 4, !tbaa !8
  %19 = sext i32 %18 to i64
  call void @_ZNSt6vectorIS_IiSaIiEESaIS1_EE6resizeEm(ptr noundef nonnull align 8 dereferenceable(24) @adj, i64 noundef %19)
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %2) #8
  %20 = call ptr @_ZNSt6vectorIxSaIxEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) @h) #8
  store ptr %20, ptr %2, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %3) #8
  %21 = call ptr @_ZNSt6vectorIxSaIxEE3endEv(ptr noundef nonnull align 8 dereferenceable(24) @h) #8
  store ptr %21, ptr %3, align 8
  %22 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPxSt6vectorIxSaIxEEEEbRKNS_17__normal_iteratorIT_T0_EESA_(ptr noundef nonnull align 8 dereferenceable(8) %2, ptr noundef nonnull align 8 dereferenceable(8) %3) #8
  br i1 %22, label %.lr.ph, label %._crit_edge

._crit_edge:                                      ; preds = %.lr.ph, %0
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %3) #8
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %2) #8
  %23 = load i32, ptr %1, align 4, !tbaa !8
  %24 = sext i32 %23 to i64
  %25 = load i64, ptr @avg, align 8, !tbaa !11
  %26 = sdiv i64 %25, %24
  store i64 %26, ptr @avg, align 8, !tbaa !11
  %27 = icmp sgt i32 %23, 1
  br i1 %27, label %.lr.ph9, label %._crit_edge10

.lr.ph:                                           ; preds = %0, %.lr.ph
  %28 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPxSt6vectorIxSaIxEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %2) #8
  %29 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERx(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 8 dereferenceable(8) %28)
  %30 = load i64, ptr %28, align 8, !tbaa !11
  %31 = load i64, ptr @avg, align 8, !tbaa !11
  %32 = add nsw i64 %31, %30
  store i64 %32, ptr @avg, align 8, !tbaa !11
  %33 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPxSt6vectorIxSaIxEEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %2) #8
  %34 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPxSt6vectorIxSaIxEEEEbRKNS_17__normal_iteratorIT_T0_EESA_(ptr noundef nonnull align 8 dereferenceable(8) %2, ptr noundef nonnull align 8 dereferenceable(8) %3) #8
  br i1 %34, label %.lr.ph, label %._crit_edge

._crit_edge10.loopexit:                           ; preds = %.lr.ph9
  %.pre = sext i32 %55 to i64
  br label %._crit_edge10

._crit_edge10:                                    ; preds = %._crit_edge10.loopexit, %._crit_edge
  %.pre-phi = phi i64 [ %.pre, %._crit_edge10.loopexit ], [ %24, %._crit_edge ]
  call void @_ZNSt6vectorIxSaIxEE6resizeEm(ptr noundef nonnull align 8 dereferenceable(24) @subtree_tot, i64 noundef %.pre-phi)
  call void @_Z17dfs_fill_subtreesii(i32 noundef 0, i32 noundef 0)
  call void @_Z15dfs_make_ordersii(i32 noundef 0, i32 noundef 0)
  %35 = call noundef i64 @_ZSt4sizeISt6vectorISt5tupleIJiixEESaIS2_EEEDTcldtfp_4sizeEERKT_(ptr noundef nonnull align 8 dereferenceable(24) @orders) #8
  %36 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEm(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i64 noundef %35)
  %37 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %36, ptr noundef nonnull @.str)
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %6) #8
  %38 = call ptr @_ZNSt6vectorISt5tupleIJiixEESaIS1_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) @orders) #8
  store ptr %38, ptr %6, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %7) #8
  %39 = call ptr @_ZNSt6vectorISt5tupleIJiixEESaIS1_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24) @orders) #8
  store ptr %39, ptr %7, align 8
  %40 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPSt5tupleIJiixEESt6vectorIS2_SaIS2_EEEEbRKNS_17__normal_iteratorIT_T0_EESC_(ptr noundef nonnull align 8 dereferenceable(8) %6, ptr noundef nonnull align 8 dereferenceable(8) %7) #8
  br i1 %40, label %.lr.ph12, label %._crit_edge13

.lr.ph9:                                          ; preds = %._crit_edge, %.lr.ph9
  %.07 = phi i32 [ %54, %.lr.ph9 ], [ 0, %._crit_edge ]
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %4) #8
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %5) #8
  %41 = 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)
  %42 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %41, ptr noundef nonnull align 4 dereferenceable(4) %5)
  %43 = load i32, ptr %4, align 4, !tbaa !8
  %44 = add nsw i32 %43, -1
  store i32 %44, ptr %4, align 4, !tbaa !8
  %45 = load i32, ptr %5, align 4, !tbaa !8
  %46 = add nsw i32 %45, -1
  store i32 %46, ptr %5, align 4, !tbaa !8
  %47 = sext i32 %44 to i64
  %48 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IiSaIiEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) @adj, i64 noundef %47) #8
  %49 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEE12emplace_backIJRiEEES3_DpOT_(ptr noundef nonnull align 8 dereferenceable(24) %48, ptr noundef nonnull align 4 dereferenceable(4) %5)
  %50 = load i32, ptr %5, align 4, !tbaa !8
  %51 = sext i32 %50 to i64
  %52 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IiSaIiEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) @adj, i64 noundef %51) #8
  %53 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEE12emplace_backIJRiEEES3_DpOT_(ptr noundef nonnull align 8 dereferenceable(24) %52, ptr noundef nonnull align 4 dereferenceable(4) %4)
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %5) #8
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %4) #8
  %54 = add nuw nsw i32 %.07, 1
  %55 = load i32, ptr %1, align 4, !tbaa !8
  %56 = add nsw i32 %55, -1
  %57 = icmp slt i32 %54, %56
  br i1 %57, label %.lr.ph9, label %._crit_edge10.loopexit, !llvm.loop !13

._crit_edge13:                                    ; preds = %.lr.ph12, %._crit_edge10
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %7) #8
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %6) #8
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %1) #8
  ret i32 0

.lr.ph12:                                         ; preds = %._crit_edge10, %.lr.ph12
  call void @llvm.lifetime.start.p0(i64 16, ptr nonnull %8) #8
  %58 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPSt5tupleIJiixEESt6vectorIS2_SaIS2_EEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %6) #8
  call void @llvm.memcpy.p0.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %8, ptr noundef nonnull align 8 dereferenceable(16) %58, i64 16, i1 false)
  %59 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3getILm0EJiixEEONSt13tuple_elementIXT_ESt5tupleIJDpT0_EEE4typeEOS4_(ptr noundef nonnull align 8 dereferenceable(16) %8) #8
  %60 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3getILm1EJiixEEONSt13tuple_elementIXT_ESt5tupleIJDpT0_EEE4typeEOS4_(ptr noundef nonnull align 8 dereferenceable(16) %8) #8
  %61 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZSt3getILm2EJiixEEONSt13tuple_elementIXT_ESt5tupleIJDpT0_EEE4typeEOS4_(ptr noundef nonnull align 8 dereferenceable(16) %8) #8
  %62 = load i32, ptr %59, align 4, !tbaa !8
  %63 = add nsw i32 %62, 1
  store i32 %63, ptr %59, align 4, !tbaa !8
  %64 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef %63)
  %65 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %64, ptr noundef nonnull @.str.5)
  %66 = load i32, ptr %60, align 4, !tbaa !8
  %67 = add nsw i32 %66, 1
  store i32 %67, ptr %60, align 4, !tbaa !8
  %68 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) %65, i32 noundef %67)
  %69 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %68, ptr noundef nonnull @.str.5)
  %70 = load i64, ptr %61, align 8, !tbaa !11
  %71 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEx(ptr noundef nonnull align 8 dereferenceable(8) %69, i64 noundef %70)
  %72 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %71, ptr noundef nonnull @.str)
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %8) #8
  %73 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPSt5tupleIJiixEESt6vectorIS2_SaIS2_EEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %6) #8
  %74 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPSt5tupleIJiixEESt6vectorIS2_SaIS2_EEEEbRKNS_17__normal_iteratorIT_T0_EESC_(ptr noundef nonnull align 8 dereferenceable(8) %6, ptr noundef nonnull align 8 dereferenceable(8) %7) #8
  br i1 %74, label %.lr.ph12, label %._crit_edge13
}

; Function Attrs: mustprogress nounwind uwtable
declare noundef ptr @_ZNSt9basic_iosIcSt11char_traitsIcEE3tieEPSo(ptr noundef nonnull align 8 dereferenceable(264), ptr noundef) local_unnamed_addr #2 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 uwtable
declare dso_local void @_ZNSt6vectorIxSaIxEE6resizeEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIS_IiSaIiEESaIS1_EE6resizeEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIxSaIxEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIxSaIxEE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #2 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZN9__gnu_cxxneIPxSt6vectorIxSaIxEEEEbRKNS_17__normal_iteratorIT_T0_EESA_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #5

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPxSt6vectorIxSaIxEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #2 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 #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPxSt6vectorIxSaIxEEEppEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEE12emplace_backIJRiEEES3_DpOT_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #0 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 #6

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZSt4sizeISt6vectorISt5tupleIJiixEESaIS2_EEEDTcldtfp_4sizeEERKT_(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorISt5tupleIJiixEESaIS1_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorISt5tupleIJiixEESaIS1_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #2 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZN9__gnu_cxxneIPSt5tupleIJiixEESt6vectorIS2_SaIS2_EEEEbRKNS_17__normal_iteratorIT_T0_EESC_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #5

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(16) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPSt5tupleIJiixEESt6vectorIS2_SaIS2_EEEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nocallback nofree nounwind willreturn memory(argmem: readwrite)
declare void @llvm.memcpy.p0.p0.i64(ptr noalias nocapture writeonly, ptr noalias nocapture readonly, i64, i1 immarg) #7

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3getILm0EJiixEEONSt13tuple_elementIXT_ESt5tupleIJDpT0_EEE4typeEOS4_(ptr noundef nonnull align 8 dereferenceable(16)) local_unnamed_addr #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3getILm1EJiixEEONSt13tuple_elementIXT_ESt5tupleIJDpT0_EEE4typeEOS4_(ptr noundef nonnull align 8 dereferenceable(16)) local_unnamed_addr #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZSt3getILm2EJiixEEONSt13tuple_elementIXT_ESt5tupleIJDpT0_EEE4typeEOS4_(ptr noundef nonnull align 8 dereferenceable(16)) local_unnamed_addr #2

declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8), i32 noundef) local_unnamed_addr #4

; 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 #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPSt5tupleIJiixEESt6vectorIS2_SaIS2_EEEppEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #2 align 2

attributes #0 = { 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 #1 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { 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 #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 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 #6 = { 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 #7 = { mustprogress nocallback nofree nounwind willreturn memory(argmem: readwrite) }
attributes #8 = { 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"}


; Effective O3 passes: BDCEPass,EarlyCSEPass,GVNPass,GlobalOptPass,InferFunctionAttrsPass,InstCombinePass,InstSimplifyPass,JumpThreadingPass,LCSSAPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,SROAPass,SimplifyCFGPass,TailCallElimPass