; LLVM IR from abeaumont/competitive-programming :: uva (10178)

; 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::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::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl" }
%"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl" = type { %"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl_data" }
%"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::allocator" = type { i8 }
%"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::allocator.2" = type { i8 }
%"class.std::function" = type { %"class.std::_Function_base", ptr }
%"class.std::_Function_base" = type { %"union.std::_Any_data", ptr }
%"union.std::_Any_data" = type { %"union.std::_Nocopy_types" }
%"union.std::_Nocopy_types" = type { { i64, i64 } }
%class.anon = type { ptr, ptr, ptr, ptr, ptr }

@_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

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

30:                                               ; preds = %167, %0
  %31 = 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)
  %32 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %31, ptr noundef nonnull align 4 dereferenceable(4) %3)
  %33 = load ptr, ptr %32, align 8, !tbaa !5
  %34 = getelementptr i8, ptr %33, i64 -24
  %35 = load i64, ptr %34, align 8
  %36 = getelementptr inbounds i8, ptr %32, i64 %35
  %37 = call noundef zeroext i1 @_ZNKSt9basic_iosIcSt11char_traitsIcEEcvbEv(ptr noundef nonnull align 8 dereferenceable(264) %36)
  br i1 %37, label %38, label %178

38:                                               ; preds = %30
  call void @llvm.lifetime.start.p0(i64 24, ptr %4) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr %5) #6
  store i32 -1, ptr %5, align 4, !tbaa !8
  call void @llvm.lifetime.start.p0(i64 1, ptr %6) #6
  call void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %6) #6
  invoke void @_ZNSt6vectorIiSaIiEEC2EmRKiRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %4, i64 noundef 128, ptr noundef nonnull align 4 dereferenceable(4) %5, ptr noundef nonnull align 1 dereferenceable(1) %6)
          to label %39 unwind label %48

39:                                               ; preds = %38
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %6) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr %6) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #6
  call void @llvm.lifetime.start.p0(i64 24, ptr %9) #6
  %40 = load i32, ptr %2, align 4, !tbaa !8
  %41 = sext i32 %40 to i64
  call void @llvm.lifetime.start.p0(i64 1, ptr %10) #6
  call void @_ZNSaISt6vectorIiSaIiEEEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %10) #6
  invoke void @_ZNSt6vectorIS_IiSaIiEESaIS1_EEC2EmRKS2_(ptr noundef nonnull align 8 dereferenceable(24) %9, i64 noundef %41, ptr noundef nonnull align 1 dereferenceable(1) %10)
          to label %42 unwind label %52

42:                                               ; preds = %39
  call void @_ZNSt15__new_allocatorISt6vectorIiSaIiEEED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %10) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr %10) #6
  call void @llvm.lifetime.start.p0(i64 1, ptr %11) #6
  call void @llvm.lifetime.start.p0(i64 1, ptr %12) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr %13) #6
  store i32 0, ptr %13, align 4, !tbaa !8
  call void @llvm.lifetime.start.p0(i64 4, ptr %14) #6
  store i32 0, ptr %14, align 4, !tbaa !8
  br label %43

43:                                               ; preds = %109, %42
  %44 = load i32, ptr %14, align 4, !tbaa !8
  %45 = load i32, ptr %3, align 4, !tbaa !8
  %46 = icmp slt i32 %44, %45
  br i1 %46, label %56, label %47

47:                                               ; preds = %43
  call void @llvm.lifetime.end.p0(i64 4, ptr %14) #6
  br label %112

48:                                               ; preds = %38
  %49 = landingpad { ptr, i32 }
          cleanup
  %50 = extractvalue { ptr, i32 } %49, 0
  store ptr %50, ptr %7, align 8
  %51 = extractvalue { ptr, i32 } %49, 1
  store i32 %51, ptr %8, align 4
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %6) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr %6) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #6
  br label %177

52:                                               ; preds = %39
  %53 = landingpad { ptr, i32 }
          cleanup
  %54 = extractvalue { ptr, i32 } %53, 0
  store ptr %54, ptr %7, align 8
  %55 = extractvalue { ptr, i32 } %53, 1
  store i32 %55, ptr %8, align 4
  call void @_ZNSt15__new_allocatorISt6vectorIiSaIiEEED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %10) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr %10) #6
  br label %176

56:                                               ; preds = %43
  %57 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZStrsIcSt11char_traitsIcEERSt13basic_istreamIT_T0_ES6_RS3_(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 1 dereferenceable(1) %11)
          to label %58 unwind label %72

58:                                               ; preds = %56
  %59 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZStrsIcSt11char_traitsIcEERSt13basic_istreamIT_T0_ES6_RS3_(ptr noundef nonnull align 8 dereferenceable(16) %57, ptr noundef nonnull align 1 dereferenceable(1) %12)
          to label %60 unwind label %72

60:                                               ; preds = %58
  %61 = load i8, ptr %11, align 1, !tbaa !11
  %62 = sext i8 %61 to i64
  %63 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %4, i64 noundef %62) #6
  %64 = load i32, ptr %63, align 4, !tbaa !8
  %65 = icmp eq i32 %64, -1
  br i1 %65, label %66, label %76

66:                                               ; preds = %60
  %67 = load i32, ptr %13, align 4, !tbaa !8
  %68 = add nsw i32 %67, 1
  store i32 %68, ptr %13, align 4, !tbaa !8
  %69 = load i8, ptr %11, align 1, !tbaa !11
  %70 = sext i8 %69 to i64
  %71 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %4, i64 noundef %70) #6
  store i32 %67, ptr %71, align 4, !tbaa !8
  br label %76

72:                                               ; preds = %98, %88, %58, %56
  %73 = landingpad { ptr, i32 }
          cleanup
  %74 = extractvalue { ptr, i32 } %73, 0
  store ptr %74, ptr %7, align 8
  %75 = extractvalue { ptr, i32 } %73, 1
  store i32 %75, ptr %8, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %14) #6
  br label %175

76:                                               ; preds = %66, %60
  %77 = load i8, ptr %12, align 1, !tbaa !11
  %78 = sext i8 %77 to i64
  %79 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %4, i64 noundef %78) #6
  %80 = load i32, ptr %79, align 4, !tbaa !8
  %81 = icmp eq i32 %80, -1
  br i1 %81, label %82, label %88

82:                                               ; preds = %76
  %83 = load i32, ptr %13, align 4, !tbaa !8
  %84 = add nsw i32 %83, 1
  store i32 %84, ptr %13, align 4, !tbaa !8
  %85 = load i8, ptr %12, align 1, !tbaa !11
  %86 = sext i8 %85 to i64
  %87 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %4, i64 noundef %86) #6
  store i32 %83, ptr %87, align 4, !tbaa !8
  br label %88

88:                                               ; preds = %82, %76
  %89 = load i8, ptr %11, align 1, !tbaa !11
  %90 = sext i8 %89 to i64
  %91 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %4, i64 noundef %90) #6
  %92 = load i32, ptr %91, align 4, !tbaa !8
  %93 = sext i32 %92 to i64
  %94 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IiSaIiEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %9, i64 noundef %93) #6
  %95 = load i8, ptr %12, align 1, !tbaa !11
  %96 = sext i8 %95 to i64
  %97 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %4, i64 noundef %96) #6
  invoke void @_ZNSt6vectorIiSaIiEE9push_backERKi(ptr noundef nonnull align 8 dereferenceable(24) %94, ptr noundef nonnull align 4 dereferenceable(4) %97)
          to label %98 unwind label %72

98:                                               ; preds = %88
  %99 = load i8, ptr %12, align 1, !tbaa !11
  %100 = sext i8 %99 to i64
  %101 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %4, i64 noundef %100) #6
  %102 = load i32, ptr %101, align 4, !tbaa !8
  %103 = sext i32 %102 to i64
  %104 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IiSaIiEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %9, i64 noundef %103) #6
  %105 = load i8, ptr %11, align 1, !tbaa !11
  %106 = sext i8 %105 to i64
  %107 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %4, i64 noundef %106) #6
  invoke void @_ZNSt6vectorIiSaIiEE9push_backERKi(ptr noundef nonnull align 8 dereferenceable(24) %104, ptr noundef nonnull align 4 dereferenceable(4) %107)
          to label %108 unwind label %72

108:                                              ; preds = %98
  br label %109

109:                                              ; preds = %108
  %110 = load i32, ptr %14, align 4, !tbaa !8
  %111 = add nsw i32 %110, 1
  store i32 %111, ptr %14, align 4, !tbaa !8
  br label %43, !llvm.loop !12

112:                                              ; preds = %47
  call void @llvm.lifetime.start.p0(i64 24, ptr %15) #6
  %113 = load i32, ptr %2, align 4, !tbaa !8
  %114 = sext i32 %113 to i64
  call void @llvm.lifetime.start.p0(i64 1, ptr %16) #6
  call void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %16) #6
  invoke void @_ZNSt6vectorIiSaIiEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %15, i64 noundef %114, ptr noundef nonnull align 1 dereferenceable(1) %16)
          to label %115 unwind label %127

115:                                              ; preds = %112
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %16) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr %16) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr %17) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr %18) #6
  call void @llvm.lifetime.start.p0(i64 32, ptr %19) #6
  call void @llvm.lifetime.start.p0(i64 40, ptr %20) #6
  %116 = getelementptr inbounds %class.anon, ptr %20, i32 0, i32 0
  store ptr %15, ptr %116, align 8, !tbaa !14
  %117 = getelementptr inbounds %class.anon, ptr %20, i32 0, i32 1
  store ptr %17, ptr %117, align 8, !tbaa !14
  %118 = getelementptr inbounds %class.anon, ptr %20, i32 0, i32 2
  store ptr %9, ptr %118, align 8, !tbaa !14
  %119 = getelementptr inbounds %class.anon, ptr %20, i32 0, i32 3
  store ptr %18, ptr %119, align 8, !tbaa !14
  %120 = getelementptr inbounds %class.anon, ptr %20, i32 0, i32 4
  store ptr %19, ptr %120, align 8, !tbaa !14
  invoke void @"_ZNSt8functionIFviiEEC2IZ4mainE3$_0vEEOT_"(ptr noundef nonnull align 8 dereferenceable(32) %19, ptr noundef nonnull align 8 dereferenceable(40) %20)
          to label %121 unwind label %131

121:                                              ; preds = %115
  call void @llvm.lifetime.end.p0(i64 40, ptr %20) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr %21) #6
  store i32 0, ptr %21, align 4, !tbaa !8
  call void @llvm.lifetime.start.p0(i64 4, ptr %22) #6
  store i32 0, ptr %22, align 4, !tbaa !8
  call void @llvm.lifetime.start.p0(i64 4, ptr %23) #6
  store i32 1, ptr %23, align 4, !tbaa !8
  br label %122

122:                                              ; preds = %158, %121
  %123 = load i32, ptr %22, align 4, !tbaa !8
  %124 = load i32, ptr %2, align 4, !tbaa !8
  %125 = icmp slt i32 %123, %124
  br i1 %125, label %135, label %126

126:                                              ; preds = %122
  call void @llvm.lifetime.end.p0(i64 4, ptr %23) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %22) #6
  br label %161

127:                                              ; preds = %112
  %128 = landingpad { ptr, i32 }
          cleanup
  %129 = extractvalue { ptr, i32 } %128, 0
  store ptr %129, ptr %7, align 8
  %130 = extractvalue { ptr, i32 } %128, 1
  store i32 %130, ptr %8, align 4
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %16) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr %16) #6
  br label %174

131:                                              ; preds = %115
  %132 = landingpad { ptr, i32 }
          cleanup
  %133 = extractvalue { ptr, i32 } %132, 0
  store ptr %133, ptr %7, align 8
  %134 = extractvalue { ptr, i32 } %132, 1
  store i32 %134, ptr %8, align 4
  call void @llvm.lifetime.end.p0(i64 40, ptr %20) #6
  br label %173

135:                                              ; preds = %122
  %136 = load i32, ptr %22, align 4, !tbaa !8
  %137 = sext i32 %136 to i64
  %138 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %15, i64 noundef %137) #6
  %139 = load i32, ptr %138, align 4, !tbaa !8
  %140 = icmp ne i32 %139, 0
  br i1 %140, label %157, label %141

141:                                              ; preds = %135
  store i32 0, ptr %17, align 4, !tbaa !8
  store i32 0, ptr %18, align 4, !tbaa !8
  %142 = load i32, ptr %22, align 4, !tbaa !8
  %143 = load i32, ptr %23, align 4, !tbaa !8
  %144 = add nsw i32 %143, 1
  store i32 %144, ptr %23, align 4, !tbaa !8
  invoke void @_ZNKSt8functionIFviiEEclEii(ptr noundef nonnull align 8 dereferenceable(32) %19, i32 noundef %142, i32 noundef %143)
          to label %145 unwind label %153

145:                                              ; preds = %141
  %146 = load i32, ptr %18, align 4, !tbaa !8
  %147 = sdiv i32 %146, 2
  %148 = load i32, ptr %17, align 4, !tbaa !8
  %149 = sub nsw i32 %147, %148
  %150 = add nsw i32 %149, 1
  %151 = load i32, ptr %21, align 4, !tbaa !8
  %152 = add nsw i32 %151, %150
  store i32 %152, ptr %21, align 4, !tbaa !8
  br label %157

153:                                              ; preds = %141
  %154 = landingpad { ptr, i32 }
          cleanup
  %155 = extractvalue { ptr, i32 } %154, 0
  store ptr %155, ptr %7, align 8
  %156 = extractvalue { ptr, i32 } %154, 1
  store i32 %156, ptr %8, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %23) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %22) #6
  br label %172

157:                                              ; preds = %145, %135
  br label %158

158:                                              ; preds = %157
  %159 = load i32, ptr %22, align 4, !tbaa !8
  %160 = add nsw i32 %159, 1
  store i32 %160, ptr %22, align 4, !tbaa !8
  br label %122, !llvm.loop !16

161:                                              ; preds = %126
  %162 = load i32, ptr %21, align 4, !tbaa !8
  %163 = add nsw i32 %162, 1
  store i32 %163, ptr %21, align 4, !tbaa !8
  %164 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef %163)
          to label %165 unwind label %168

165:                                              ; preds = %161
  %166 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %164, ptr noundef @.str)
          to label %167 unwind label %168

167:                                              ; preds = %165
  call void @llvm.lifetime.end.p0(i64 4, ptr %21) #6
  call void @_ZNSt14_Function_baseD2Ev(ptr noundef nonnull align 8 dereferenceable(32) %19) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr %19) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %18) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %17) #6
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %15) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr %15) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %13) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr %12) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr %11) #6
  call void @_ZNSt6vectorIS_IiSaIiEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %9) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr %9) #6
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %4) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr %4) #6
  br label %30, !llvm.loop !17

168:                                              ; preds = %165, %161
  %169 = landingpad { ptr, i32 }
          cleanup
  %170 = extractvalue { ptr, i32 } %169, 0
  store ptr %170, ptr %7, align 8
  %171 = extractvalue { ptr, i32 } %169, 1
  store i32 %171, ptr %8, align 4
  br label %172

172:                                              ; preds = %168, %153
  call void @llvm.lifetime.end.p0(i64 4, ptr %21) #6
  call void @_ZNSt14_Function_baseD2Ev(ptr noundef nonnull align 8 dereferenceable(32) %19) #6
  br label %173

173:                                              ; preds = %172, %131
  call void @llvm.lifetime.end.p0(i64 32, ptr %19) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %18) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %17) #6
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %15) #6
  br label %174

174:                                              ; preds = %173, %127
  call void @llvm.lifetime.end.p0(i64 24, ptr %15) #6
  br label %175

175:                                              ; preds = %174, %72
  call void @llvm.lifetime.end.p0(i64 4, ptr %13) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr %12) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr %11) #6
  call void @_ZNSt6vectorIS_IiSaIiEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %9) #6
  br label %176

176:                                              ; preds = %175, %52
  call void @llvm.lifetime.end.p0(i64 24, ptr %9) #6
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %4) #6
  br label %177

177:                                              ; preds = %176, %48
  call void @llvm.lifetime.end.p0(i64 24, 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 %180

178:                                              ; preds = %30
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #6
  %179 = load i32, ptr %1, align 4
  ret i32 %179

180:                                              ; preds = %177
  %181 = load ptr, ptr %7, align 8
  %182 = load i32, ptr %8, align 4
  %183 = insertvalue { ptr, i32 } poison, ptr %181, 0
  %184 = insertvalue { ptr, i32 } %183, i32 %182, 1
  resume { ptr, i32 } %184
}

declare noundef zeroext i1 @_ZNSt8ios_base15sync_with_stdioEb(i1 noundef zeroext) #1

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

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #3

declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 4 dereferenceable(4)) #1

; Function Attrs: mustprogress uwtable
declare noundef zeroext i1 @_ZNKSt9basic_iosIcSt11char_traitsIcEEcvbEv(ptr noundef nonnull align 8 dereferenceable(264)) #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEEC2EmRKiRKS0_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #4 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaISt6vectorIiSaIiEEEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIS_IiSaIiEESaIS1_EEC2EmRKS2_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #4 align 2

declare noundef nonnull align 8 dereferenceable(16) ptr @_ZStrsIcSt11char_traitsIcEERSt13basic_istreamIT_T0_ES6_RS3_(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 1 dereferenceable(1)) #1

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #2 align 2

; 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: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEE9push_backERKi(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 4 dereferenceable(4)) #4 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #4 align 2

; Function Attrs: mustprogress uwtable
declare hidden void @"_ZNSt8functionIFviiEEC2IZ4mainE3$_0vEEOT_"(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef nonnull align 8 dereferenceable(40)) unnamed_addr #4 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNKSt8functionIFviiEEclEii(ptr noundef nonnull align 8 dereferenceable(32), i32 noundef, i32 noundef) #4 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

declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8), i32 noundef) #1

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt14_Function_baseD2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIS_IiSaIiEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorISt6vectorIiSaIiEEED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

attributes #0 = { 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 #1 = { "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 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 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #4 = { 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 #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 = !{!10, !10, i64 0}
!12 = distinct !{!12, !13}
!13 = !{!"llvm.loop.mustprogress"}
!14 = !{!15, !15, i64 0}
!15 = !{!"any pointer", !10, i64 0}
!16 = distinct !{!16, !13}
!17 = distinct !{!17, !13}


; 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::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::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl" }
%"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl" = type { %"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl_data" }
%"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::allocator" = type { i8 }
%"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::allocator.2" = type { i8 }
%"class.std::function" = type { %"class.std::_Function_base", ptr }
%"class.std::_Function_base" = type { %"union.std::_Any_data", ptr }
%"union.std::_Any_data" = type { %"union.std::_Nocopy_types" }
%"union.std::_Nocopy_types" = type { { i64, i64 } }
%class.anon = type { ptr, ptr, ptr, ptr, ptr }

@_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

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() local_unnamed_addr #0 personality ptr @__gxx_personality_v0 {
  %1 = alloca i32, align 4
  %2 = alloca i32, align 4
  %3 = alloca %"class.std::vector", align 8
  %4 = alloca i32, align 4
  %5 = alloca %"class.std::allocator", align 1
  %6 = alloca %"class.std::vector.0", align 8
  %7 = alloca %"class.std::allocator.2", align 1
  %8 = alloca i8, align 1
  %9 = alloca i8, align 1
  %10 = alloca %"class.std::vector", align 8
  %11 = alloca %"class.std::allocator", align 1
  %12 = alloca i32, align 4
  %13 = alloca i32, align 4
  %14 = alloca %"class.std::function", align 8
  %15 = alloca %class.anon, align 8
  %16 = tail call noundef zeroext i1 @_ZNSt8ios_base15sync_with_stdioEb(i1 noundef zeroext false)
  %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)
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %1) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %2) #6
  %22 = 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)
  %23 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %22, ptr noundef nonnull align 4 dereferenceable(4) %2)
  %24 = load ptr, ptr %23, align 8, !tbaa !5
  %25 = getelementptr i8, ptr %24, i64 -24
  %26 = load i64, ptr %25, align 8
  %27 = getelementptr inbounds i8, ptr %23, i64 %26
  %28 = call noundef zeroext i1 @_ZNKSt9basic_iosIcSt11char_traitsIcEEcvbEv(ptr noundef nonnull align 8 dereferenceable(264) %27)
  br i1 %28, label %.lr.ph45, label %._crit_edge46

.lr.ph45:                                         ; preds = %0
  %29 = getelementptr inbounds i8, ptr %15, i64 8
  %30 = getelementptr inbounds i8, ptr %15, i64 16
  %31 = getelementptr inbounds i8, ptr %15, i64 24
  %32 = getelementptr inbounds i8, ptr %15, i64 32
  br label %33

33:                                               ; preds = %.lr.ph45, %127
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %3) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %4) #6
  store i32 -1, ptr %4, align 4, !tbaa !8
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %5) #6
  call void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %5) #6
  invoke void @_ZNSt6vectorIiSaIiEEC2EmRKiRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef 128, ptr noundef nonnull align 4 dereferenceable(4) %4, ptr noundef nonnull align 1 dereferenceable(1) %5)
          to label %34 unwind label %42

34:                                               ; preds = %33
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %5) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %5) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %4) #6
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %6) #6
  %35 = load i32, ptr %1, align 4, !tbaa !8
  %36 = sext i32 %35 to i64
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %7) #6
  call void @_ZNSaISt6vectorIiSaIiEEEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %7) #6
  invoke void @_ZNSt6vectorIS_IiSaIiEESaIS1_EEC2EmRKS2_(ptr noundef nonnull align 8 dereferenceable(24) %6, i64 noundef %36, ptr noundef nonnull align 1 dereferenceable(1) %7)
          to label %37 unwind label %44

37:                                               ; preds = %34
  call void @_ZNSt15__new_allocatorISt6vectorIiSaIiEEED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %7) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %7) #6
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %8) #6
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %9) #6
  %38 = load i32, ptr %2, align 4, !tbaa !8
  %39 = icmp sgt i32 %38, 0
  br i1 %39, label %.lr.ph, label %._crit_edge

._crit_edge:                                      ; preds = %93, %37
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %10) #6
  %40 = load i32, ptr %1, align 4, !tbaa !8
  %41 = sext i32 %40 to i64
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %11) #6
  call void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %11) #6
  invoke void @_ZNSt6vectorIiSaIiEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %10, i64 noundef %41, ptr noundef nonnull align 1 dereferenceable(1) %11)
          to label %97 unwind label %103

42:                                               ; preds = %33
  %43 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %5) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %5) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %4) #6
  br label %142

44:                                               ; preds = %34
  %45 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt15__new_allocatorISt6vectorIiSaIiEEED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %7) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %7) #6
  br label %141

.lr.ph:                                           ; preds = %37, %93
  %.01637 = phi i32 [ %94, %93 ], [ 0, %37 ]
  %.01736 = phi i32 [ %.2, %93 ], [ 0, %37 ]
  %46 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZStrsIcSt11char_traitsIcEERSt13basic_istreamIT_T0_ES6_RS3_(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 1 dereferenceable(1) %8)
          to label %47 unwind label %60

47:                                               ; preds = %.lr.ph
  %48 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZStrsIcSt11char_traitsIcEERSt13basic_istreamIT_T0_ES6_RS3_(ptr noundef nonnull align 8 dereferenceable(16) %46, ptr noundef nonnull align 1 dereferenceable(1) %9)
          to label %49 unwind label %60

49:                                               ; preds = %47
  %50 = load i8, ptr %8, align 1, !tbaa !11
  %51 = sext i8 %50 to i64
  %52 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %51) #6
  %53 = load i32, ptr %52, align 4, !tbaa !8
  %54 = icmp eq i32 %53, -1
  br i1 %54, label %55, label %62

55:                                               ; preds = %49
  %56 = add nsw i32 %.01736, 1
  %57 = load i8, ptr %8, align 1, !tbaa !11
  %58 = sext i8 %57 to i64
  %59 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %58) #6
  store i32 %.01736, ptr %59, align 4, !tbaa !8
  br label %62

60:                                               ; preds = %83, %73, %47, %.lr.ph
  %61 = landingpad { ptr, i32 }
          cleanup
  br label %140

62:                                               ; preds = %55, %49
  %.118 = phi i32 [ %56, %55 ], [ %.01736, %49 ]
  %63 = load i8, ptr %9, align 1, !tbaa !11
  %64 = sext i8 %63 to i64
  %65 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %64) #6
  %66 = load i32, ptr %65, align 4, !tbaa !8
  %67 = icmp eq i32 %66, -1
  br i1 %67, label %68, label %73

68:                                               ; preds = %62
  %69 = add nsw i32 %.118, 1
  %70 = load i8, ptr %9, align 1, !tbaa !11
  %71 = sext i8 %70 to i64
  %72 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %71) #6
  store i32 %.118, ptr %72, align 4, !tbaa !8
  br label %73

73:                                               ; preds = %68, %62
  %.2 = phi i32 [ %69, %68 ], [ %.118, %62 ]
  %74 = load i8, ptr %8, align 1, !tbaa !11
  %75 = sext i8 %74 to i64
  %76 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %75) #6
  %77 = load i32, ptr %76, align 4, !tbaa !8
  %78 = sext i32 %77 to i64
  %79 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IiSaIiEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %6, i64 noundef %78) #6
  %80 = load i8, ptr %9, align 1, !tbaa !11
  %81 = sext i8 %80 to i64
  %82 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %81) #6
  invoke void @_ZNSt6vectorIiSaIiEE9push_backERKi(ptr noundef nonnull align 8 dereferenceable(24) %79, ptr noundef nonnull align 4 dereferenceable(4) %82)
          to label %83 unwind label %60

83:                                               ; preds = %73
  %84 = load i8, ptr %9, align 1, !tbaa !11
  %85 = sext i8 %84 to i64
  %86 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %85) #6
  %87 = load i32, ptr %86, align 4, !tbaa !8
  %88 = sext i32 %87 to i64
  %89 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IiSaIiEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %6, i64 noundef %88) #6
  %90 = load i8, ptr %8, align 1, !tbaa !11
  %91 = sext i8 %90 to i64
  %92 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %91) #6
  invoke void @_ZNSt6vectorIiSaIiEE9push_backERKi(ptr noundef nonnull align 8 dereferenceable(24) %89, ptr noundef nonnull align 4 dereferenceable(4) %92)
          to label %93 unwind label %60

93:                                               ; preds = %83
  %94 = add nuw nsw i32 %.01637, 1
  %95 = load i32, ptr %2, align 4, !tbaa !8
  %96 = icmp slt i32 %94, %95
  br i1 %96, label %.lr.ph, label %._crit_edge, !llvm.loop !12

97:                                               ; preds = %._crit_edge
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %11) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %11) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %12) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %13) #6
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %14) #6
  call void @llvm.lifetime.start.p0(i64 40, ptr nonnull %15) #6
  store ptr %10, ptr %15, align 8, !tbaa !14
  store ptr %12, ptr %29, align 8, !tbaa !14
  store ptr %6, ptr %30, align 8, !tbaa !14
  store ptr %13, ptr %31, align 8, !tbaa !14
  store ptr %14, ptr %32, align 8, !tbaa !14
  invoke void @"_ZNSt8functionIFviiEEC2IZ4mainE3$_0vEEOT_"(ptr noundef nonnull align 8 dereferenceable(32) %14, ptr noundef nonnull align 8 dereferenceable(40) %15)
          to label %98 unwind label %105

98:                                               ; preds = %97
  call void @llvm.lifetime.end.p0(i64 40, ptr nonnull %15) #6
  %99 = load i32, ptr %1, align 4, !tbaa !8
  %100 = icmp sgt i32 %99, 0
  br i1 %100, label %.lr.ph42, label %._crit_edge43

._crit_edge43:                                    ; preds = %121, %98
  %.014.lcssa = phi i32 [ 0, %98 ], [ %.115, %121 ]
  %101 = add nsw i32 %.014.lcssa, 1
  %102 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef %101)
          to label %125 unwind label %135

103:                                              ; preds = %._crit_edge
  %104 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %11) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %11) #6
  br label %139

105:                                              ; preds = %97
  %106 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 40, ptr nonnull %15) #6
  br label %138

.lr.ph42:                                         ; preds = %98, %121
  %indvars.iv = phi i64 [ %indvars.iv.next, %121 ], [ 0, %98 ]
  %.040 = phi i32 [ %.1, %121 ], [ 1, %98 ]
  %.01438 = phi i32 [ %.115, %121 ], [ 0, %98 ]
  %107 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %10, i64 noundef %indvars.iv) #6
  %108 = load i32, ptr %107, align 4, !tbaa !8
  %.not = icmp eq i32 %108, 0
  br i1 %.not, label %109, label %121

109:                                              ; preds = %.lr.ph42
  store i32 0, ptr %12, align 4, !tbaa !8
  store i32 0, ptr %13, align 4, !tbaa !8
  %110 = trunc nuw nsw i64 %indvars.iv to i32
  invoke void @_ZNKSt8functionIFviiEEclEii(ptr noundef nonnull align 8 dereferenceable(32) %14, i32 noundef %110, i32 noundef %.040)
          to label %111 unwind label %119

111:                                              ; preds = %109
  %112 = add nsw i32 %.040, 1
  %113 = load i32, ptr %13, align 4, !tbaa !8
  %114 = sdiv i32 %113, 2
  %115 = load i32, ptr %12, align 4, !tbaa !8
  %116 = add i32 %.01438, 1
  %117 = sub i32 %116, %115
  %118 = add i32 %117, %114
  br label %121

119:                                              ; preds = %109
  %120 = landingpad { ptr, i32 }
          cleanup
  br label %137

121:                                              ; preds = %.lr.ph42, %111
  %.115 = phi i32 [ %.01438, %.lr.ph42 ], [ %118, %111 ]
  %.1 = phi i32 [ %.040, %.lr.ph42 ], [ %112, %111 ]
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %122 = load i32, ptr %1, align 4, !tbaa !8
  %123 = sext i32 %122 to i64
  %124 = icmp slt i64 %indvars.iv.next, %123
  br i1 %124, label %.lr.ph42, label %._crit_edge43, !llvm.loop !16

125:                                              ; preds = %._crit_edge43
  %126 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %102, ptr noundef nonnull @.str)
          to label %127 unwind label %135

127:                                              ; preds = %125
  call void @_ZNSt14_Function_baseD2Ev(ptr noundef nonnull align 8 dereferenceable(32) %14) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %14) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %13) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %12) #6
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %10) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %10) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %9) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %8) #6
  call void @_ZNSt6vectorIS_IiSaIiEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %6) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %6) #6
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %3) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %3) #6
  %128 = 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)
  %129 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %128, ptr noundef nonnull align 4 dereferenceable(4) %2)
  %130 = load ptr, ptr %129, align 8, !tbaa !5
  %131 = getelementptr i8, ptr %130, i64 -24
  %132 = load i64, ptr %131, align 8
  %133 = getelementptr inbounds i8, ptr %129, i64 %132
  %134 = call noundef zeroext i1 @_ZNKSt9basic_iosIcSt11char_traitsIcEEcvbEv(ptr noundef nonnull align 8 dereferenceable(264) %133)
  br i1 %134, label %33, label %._crit_edge46, !llvm.loop !17

135:                                              ; preds = %125, %._crit_edge43
  %136 = landingpad { ptr, i32 }
          cleanup
  br label %137

137:                                              ; preds = %135, %119
  %.pn = phi { ptr, i32 } [ %120, %119 ], [ %136, %135 ]
  call void @_ZNSt14_Function_baseD2Ev(ptr noundef nonnull align 8 dereferenceable(32) %14) #6
  br label %138

138:                                              ; preds = %137, %105
  %.pn.pn = phi { ptr, i32 } [ %.pn, %137 ], [ %106, %105 ]
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %14) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %13) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %12) #6
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %10) #6
  br label %139

139:                                              ; preds = %138, %103
  %.pn.pn.pn = phi { ptr, i32 } [ %.pn.pn, %138 ], [ %104, %103 ]
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %10) #6
  br label %140

140:                                              ; preds = %139, %60
  %.pn31 = phi { ptr, i32 } [ %61, %60 ], [ %.pn.pn.pn, %139 ]
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %9) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %8) #6
  call void @_ZNSt6vectorIS_IiSaIiEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %6) #6
  br label %141

141:                                              ; preds = %140, %44
  %.pn31.pn = phi { ptr, i32 } [ %.pn31, %140 ], [ %45, %44 ]
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %6) #6
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %3) #6
  br label %142

142:                                              ; preds = %141, %42
  %.pn31.pn.pn = phi { ptr, i32 } [ %.pn31.pn, %141 ], [ %43, %42 ]
  call void @llvm.lifetime.end.p0(i64 24, 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 } %.pn31.pn.pn

._crit_edge46:                                    ; preds = %127, %0
  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
}

declare noundef zeroext i1 @_ZNSt8ios_base15sync_with_stdioEb(i1 noundef zeroext) local_unnamed_addr #1

; 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

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #3

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 #1

; Function Attrs: mustprogress uwtable
declare noundef zeroext i1 @_ZNKSt9basic_iosIcSt11char_traitsIcEEcvbEv(ptr noundef nonnull align 8 dereferenceable(264)) local_unnamed_addr #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEEC2EmRKiRKS0_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #4 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaISt6vectorIiSaIiEEEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIS_IiSaIiEESaIS1_EEC2EmRKS2_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #4 align 2

declare noundef nonnull align 8 dereferenceable(16) ptr @_ZStrsIcSt11char_traitsIcEERSt13basic_istreamIT_T0_ES6_RS3_(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 1 dereferenceable(1)) local_unnamed_addr #1

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #2 align 2

; 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 uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEE9push_backERKi(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #4 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #4 align 2

; Function Attrs: mustprogress uwtable
declare hidden void @"_ZNSt8functionIFviiEEC2IZ4mainE3$_0vEEOT_"(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef nonnull align 8 dereferenceable(40)) unnamed_addr #4 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNKSt8functionIFviiEEclEii(ptr noundef nonnull align 8 dereferenceable(32), i32 noundef, i32 noundef) local_unnamed_addr #4 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

declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8), i32 noundef) local_unnamed_addr #1

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt14_Function_baseD2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIS_IiSaIiEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorISt6vectorIiSaIiEEED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

attributes #0 = { 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 #1 = { "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 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 nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #4 = { 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 #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 = !{!10, !10, i64 0}
!12 = distinct !{!12, !13}
!13 = !{!"llvm.loop.mustprogress"}
!14 = !{!15, !15, i64 0}
!15 = !{!"any pointer", !10, i64 0}
!16 = distinct !{!16, !13}
!17 = distinct !{!17, !13}


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