; LLVM IR from abeaumont/competitive-programming :: uva (00793)

; 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::__cxx11::basic_string" = type { %"struct.std::__cxx11::basic_string<char>::_Alloc_hider", i64, %union.anon }
%"struct.std::__cxx11::basic_string<char>::_Alloc_hider" = type { ptr }
%union.anon = type { i64, [8 x i8] }
%"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.0" = 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 }
%"class.std::function.3" = type { %"class.std::_Function_base", ptr }
%class.anon.5 = type { ptr, ptr, ptr }
%"class.std::__cxx11::basic_stringstream" = type { %"class.std::basic_iostream.base", %"class.std::__cxx11::basic_stringbuf", %"class.std::basic_ios" }
%"class.std::basic_iostream.base" = type { %"class.std::basic_istream.base", %"class.std::basic_ostream.base" }
%"class.std::basic_istream.base" = type { ptr, i64 }
%"class.std::basic_ostream.base" = type { ptr }
%"class.std::__cxx11::basic_stringbuf" = type { %"class.std::basic_streambuf", i32, %"class.std::__cxx11::basic_string" }
%"class.std::basic_streambuf" = type { ptr, ptr, ptr, ptr, ptr, ptr, ptr, %"class.std::locale" }

@_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.1 = 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 i32, align 4
  %5 = alloca i32, align 4
  %6 = alloca %"class.std::__cxx11::basic_string", align 8
  %7 = alloca ptr, align 8
  %8 = alloca i32, align 4
  %9 = alloca %"class.std::vector", align 8
  %10 = alloca i32, align 4
  %11 = alloca %"class.std::allocator.0", align 1
  %12 = alloca %"class.std::vector", align 8
  %13 = alloca %"class.std::allocator.0", align 1
  %14 = alloca i32, align 4
  %15 = alloca %"class.std::function", align 8
  %16 = alloca %class.anon, align 8
  %17 = alloca %"class.std::function.3", align 8
  %18 = alloca %class.anon.5, align 8
  %19 = alloca i32, align 4
  %20 = alloca i32, align 4
  %21 = alloca %"class.std::__cxx11::basic_stringstream", align 8
  %22 = alloca i8, align 1
  store i32 0, ptr %1, align 4
  call void @llvm.lifetime.start.p0(i64 4, ptr %2) #7
  call void @llvm.lifetime.start.p0(i64 4, ptr %3) #7
  call void @llvm.lifetime.start.p0(i64 4, ptr %4) #7
  call void @llvm.lifetime.start.p0(i64 4, ptr %5) #7
  %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)
  br label %24

24:                                               ; preds = %146, %0
  %25 = load i32, ptr %2, align 4, !tbaa !5
  %26 = add nsw i32 %25, -1
  store i32 %26, ptr %2, align 4, !tbaa !5
  %27 = icmp ne i32 %25, 0
  br i1 %27, label %28, label %152

28:                                               ; preds = %24
  %29 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %3)
  call void @llvm.lifetime.start.p0(i64 32, ptr %6) #7
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32) %6) #7
  %30 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZSt7getlineIcSt11char_traitsIcESaIcEERSt13basic_istreamIT_T0_ES7_RNSt7__cxx1112basic_stringIS4_S5_T1_EE(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 8 dereferenceable(32) %6)
          to label %31 unwind label %43

31:                                               ; preds = %28
  call void @llvm.lifetime.start.p0(i64 24, ptr %9) #7
  %32 = load i32, ptr %3, align 4, !tbaa !5
  %33 = sext i32 %32 to i64
  call void @llvm.lifetime.start.p0(i64 4, ptr %10) #7
  store i32 1, ptr %10, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 1, ptr %11) #7
  call void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %11) #7
  invoke void @_ZNSt6vectorIiSaIiEEC2EmRKiRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %9, i64 noundef %33, ptr noundef nonnull align 4 dereferenceable(4) %10, ptr noundef nonnull align 1 dereferenceable(1) %11)
          to label %34 unwind label %47

34:                                               ; preds = %31
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %11) #7
  call void @llvm.lifetime.end.p0(i64 1, ptr %11) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %10) #7
  call void @llvm.lifetime.start.p0(i64 24, ptr %12) #7
  %35 = load i32, ptr %3, align 4, !tbaa !5
  %36 = sext i32 %35 to i64
  call void @llvm.lifetime.start.p0(i64 1, ptr %13) #7
  call void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %13) #7
  invoke void @_ZNSt6vectorIiSaIiEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %12, i64 noundef %36, ptr noundef nonnull align 1 dereferenceable(1) %13)
          to label %37 unwind label %51

37:                                               ; preds = %34
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %13) #7
  call void @llvm.lifetime.end.p0(i64 1, ptr %13) #7
  call void @llvm.lifetime.start.p0(i64 4, ptr %14) #7
  store i32 0, ptr %14, align 4, !tbaa !5
  br label %38

38:                                               ; preds = %60, %37
  %39 = load i32, ptr %14, align 4, !tbaa !5
  %40 = load i32, ptr %3, align 4, !tbaa !5
  %41 = icmp slt i32 %39, %40
  br i1 %41, label %55, label %42

42:                                               ; preds = %38
  call void @llvm.lifetime.end.p0(i64 4, ptr %14) #7
  br label %63

43:                                               ; preds = %28
  %44 = landingpad { ptr, i32 }
          cleanup
  %45 = extractvalue { ptr, i32 } %44, 0
  store ptr %45, ptr %7, align 8
  %46 = extractvalue { ptr, i32 } %44, 1
  store i32 %46, ptr %8, align 4
  br label %151

47:                                               ; preds = %31
  %48 = landingpad { ptr, i32 }
          cleanup
  %49 = extractvalue { ptr, i32 } %48, 0
  store ptr %49, ptr %7, align 8
  %50 = extractvalue { ptr, i32 } %48, 1
  store i32 %50, ptr %8, align 4
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %11) #7
  call void @llvm.lifetime.end.p0(i64 1, ptr %11) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %10) #7
  br label %150

51:                                               ; preds = %34
  %52 = landingpad { ptr, i32 }
          cleanup
  %53 = extractvalue { ptr, i32 } %52, 0
  store ptr %53, ptr %7, align 8
  %54 = extractvalue { ptr, i32 } %52, 1
  store i32 %54, ptr %8, align 4
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %13) #7
  call void @llvm.lifetime.end.p0(i64 1, ptr %13) #7
  br label %149

55:                                               ; preds = %38
  %56 = load i32, ptr %14, align 4, !tbaa !5
  %57 = load i32, ptr %14, align 4, !tbaa !5
  %58 = sext i32 %57 to i64
  %59 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %12, i64 noundef %58) #7
  store i32 %56, ptr %59, align 4, !tbaa !5
  br label %60

60:                                               ; preds = %55
  %61 = load i32, ptr %14, align 4, !tbaa !5
  %62 = add nsw i32 %61, 1
  store i32 %62, ptr %14, align 4, !tbaa !5
  br label %38, !llvm.loop !9

63:                                               ; preds = %42
  call void @llvm.lifetime.start.p0(i64 32, ptr %15) #7
  call void @llvm.lifetime.start.p0(i64 16, ptr %16) #7
  %64 = getelementptr inbounds %class.anon, ptr %16, i32 0, i32 0
  store ptr %12, ptr %64, align 8, !tbaa !11
  %65 = getelementptr inbounds %class.anon, ptr %16, i32 0, i32 1
  store ptr %15, ptr %65, align 8, !tbaa !11
  call void @"_ZNSt8functionIFiiEEC2IZ4mainE3$_0vEEOT_"(ptr noundef nonnull align 8 dereferenceable(32) %15, ptr noundef nonnull align 8 dereferenceable(16) %16) #7
  call void @llvm.lifetime.end.p0(i64 16, ptr %16) #7
  call void @llvm.lifetime.start.p0(i64 32, ptr %17) #7
  call void @llvm.lifetime.start.p0(i64 24, ptr %18) #7
  %66 = getelementptr inbounds %class.anon.5, ptr %18, i32 0, i32 0
  store ptr %15, ptr %66, align 8, !tbaa !11
  %67 = getelementptr inbounds %class.anon.5, ptr %18, i32 0, i32 1
  store ptr %9, ptr %67, align 8, !tbaa !11
  %68 = getelementptr inbounds %class.anon.5, ptr %18, i32 0, i32 2
  store ptr %12, ptr %68, align 8, !tbaa !11
  invoke void @"_ZNSt8functionIFviiEEC2IZ4mainE3$_1vEEOT_"(ptr noundef nonnull align 8 dereferenceable(32) %17, ptr noundef nonnull align 8 dereferenceable(24) %18)
          to label %69 unwind label %76

69:                                               ; preds = %63
  call void @llvm.lifetime.end.p0(i64 24, ptr %18) #7
  call void @llvm.lifetime.start.p0(i64 4, ptr %19) #7
  store i32 0, ptr %19, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %20) #7
  store i32 0, ptr %20, align 4, !tbaa !5
  br label %70

70:                                               ; preds = %128, %69
  br label %71

71:                                               ; preds = %70
  %72 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZSt7getlineIcSt11char_traitsIcESaIcEERSt13basic_istreamIT_T0_ES7_RNSt7__cxx1112basic_stringIS4_S5_T1_EE(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 8 dereferenceable(32) %6)
          to label %73 unwind label %80

73:                                               ; preds = %71
  %74 = call noundef zeroext i1 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5emptyEv(ptr noundef nonnull align 8 dereferenceable(32) %6) #7
  br i1 %74, label %75, label %84

75:                                               ; preds = %73
  br label %130

76:                                               ; preds = %63
  %77 = landingpad { ptr, i32 }
          cleanup
  %78 = extractvalue { ptr, i32 } %77, 0
  store ptr %78, ptr %7, align 8
  %79 = extractvalue { ptr, i32 } %77, 1
  store i32 %79, ptr %8, align 4
  call void @llvm.lifetime.end.p0(i64 24, ptr %18) #7
  br label %148

80:                                               ; preds = %143, %138, %135, %133, %130, %71
  %81 = landingpad { ptr, i32 }
          cleanup
  %82 = extractvalue { ptr, i32 } %81, 0
  store ptr %82, ptr %7, align 8
  %83 = extractvalue { ptr, i32 } %81, 1
  store i32 %83, ptr %8, align 4
  br label %147

84:                                               ; preds = %73
  call void @llvm.lifetime.start.p0(i64 392, ptr %21) #7
  %85 = invoke noundef i32 @_ZStorSt13_Ios_OpenmodeS_(i32 noundef 16, i32 noundef 8)
          to label %86 unwind label %105

86:                                               ; preds = %84
  invoke void @_ZNSt7__cxx1118basic_stringstreamIcSt11char_traitsIcESaIcEEC1ERKNS_12basic_stringIcS2_S3_EESt13_Ios_Openmode(ptr noundef nonnull align 8 dereferenceable(128) %21, ptr noundef nonnull align 8 dereferenceable(32) %6, i32 noundef %85)
          to label %87 unwind label %105

87:                                               ; preds = %86
  call void @llvm.lifetime.start.p0(i64 1, ptr %22) #7
  %88 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZStrsIcSt11char_traitsIcEERSt13basic_istreamIT_T0_ES6_RS3_(ptr noundef nonnull align 8 dereferenceable(16) %21, ptr noundef nonnull align 1 dereferenceable(1) %22)
          to label %89 unwind label %109

89:                                               ; preds = %87
  %90 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %88, ptr noundef nonnull align 4 dereferenceable(4) %4)
          to label %91 unwind label %109

91:                                               ; preds = %89
  %92 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %90, ptr noundef nonnull align 4 dereferenceable(4) %5)
          to label %93 unwind label %109

93:                                               ; preds = %91
  %94 = load i32, ptr %4, align 4, !tbaa !5
  %95 = add nsw i32 %94, -1
  store i32 %95, ptr %4, align 4, !tbaa !5
  %96 = load i32, ptr %5, align 4, !tbaa !5
  %97 = add nsw i32 %96, -1
  store i32 %97, ptr %5, align 4, !tbaa !5
  %98 = load i8, ptr %22, align 1, !tbaa !13
  %99 = sext i8 %98 to i32
  %100 = icmp eq i32 %99, 99
  br i1 %100, label %101, label %113

101:                                              ; preds = %93
  %102 = load i32, ptr %4, align 4, !tbaa !5
  %103 = load i32, ptr %5, align 4, !tbaa !5
  invoke void @_ZNKSt8functionIFviiEEclEii(ptr noundef nonnull align 8 dereferenceable(32) %17, i32 noundef %102, i32 noundef %103)
          to label %104 unwind label %109

104:                                              ; preds = %101
  br label %128

105:                                              ; preds = %86, %84
  %106 = landingpad { ptr, i32 }
          cleanup
  %107 = extractvalue { ptr, i32 } %106, 0
  store ptr %107, ptr %7, align 8
  %108 = extractvalue { ptr, i32 } %106, 1
  store i32 %108, ptr %8, align 4
  br label %129

109:                                              ; preds = %116, %113, %101, %91, %89, %87
  %110 = landingpad { ptr, i32 }
          cleanup
  %111 = extractvalue { ptr, i32 } %110, 0
  store ptr %111, ptr %7, align 8
  %112 = extractvalue { ptr, i32 } %110, 1
  store i32 %112, ptr %8, align 4
  call void @llvm.lifetime.end.p0(i64 1, ptr %22) #7
  call void @_ZNSt7__cxx1118basic_stringstreamIcSt11char_traitsIcESaIcEED1Ev(ptr noundef nonnull align 8 dereferenceable(128) %21) #7
  br label %129

113:                                              ; preds = %93
  %114 = load i32, ptr %4, align 4, !tbaa !5
  %115 = invoke noundef i32 @_ZNKSt8functionIFiiEEclEi(ptr noundef nonnull align 8 dereferenceable(32) %15, i32 noundef %114)
          to label %116 unwind label %109

116:                                              ; preds = %113
  %117 = load i32, ptr %5, align 4, !tbaa !5
  %118 = invoke noundef i32 @_ZNKSt8functionIFiiEEclEi(ptr noundef nonnull align 8 dereferenceable(32) %15, i32 noundef %117)
          to label %119 unwind label %109

119:                                              ; preds = %116
  %120 = icmp eq i32 %115, %118
  br i1 %120, label %121, label %124

121:                                              ; preds = %119
  %122 = load i32, ptr %19, align 4, !tbaa !5
  %123 = add nsw i32 %122, 1
  store i32 %123, ptr %19, align 4, !tbaa !5
  br label %127

124:                                              ; preds = %119
  %125 = load i32, ptr %20, align 4, !tbaa !5
  %126 = add nsw i32 %125, 1
  store i32 %126, ptr %20, align 4, !tbaa !5
  br label %127

127:                                              ; preds = %124, %121
  br label %128

128:                                              ; preds = %127, %104
  call void @llvm.lifetime.end.p0(i64 1, ptr %22) #7
  call void @_ZNSt7__cxx1118basic_stringstreamIcSt11char_traitsIcESaIcEED1Ev(ptr noundef nonnull align 8 dereferenceable(128) %21) #7
  call void @llvm.lifetime.end.p0(i64 392, ptr %21) #7
  br label %70, !llvm.loop !14

129:                                              ; preds = %109, %105
  call void @llvm.lifetime.end.p0(i64 392, ptr %21) #7
  br label %147

130:                                              ; preds = %75
  %131 = load i32, ptr %19, align 4, !tbaa !5
  %132 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef %131)
          to label %133 unwind label %80

133:                                              ; preds = %130
  %134 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %132, ptr noundef @.str)
          to label %135 unwind label %80

135:                                              ; preds = %133
  %136 = load i32, ptr %20, align 4, !tbaa !5
  %137 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) %134, i32 noundef %136)
          to label %138 unwind label %80

138:                                              ; preds = %135
  %139 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %137, ptr noundef @.str.1)
          to label %140 unwind label %80

140:                                              ; preds = %138
  %141 = load i32, ptr %2, align 4, !tbaa !5
  %142 = icmp ne i32 %141, 0
  br i1 %142, label %143, label %146

143:                                              ; preds = %140
  %144 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef @.str.1)
          to label %145 unwind label %80

145:                                              ; preds = %143
  br label %146

146:                                              ; preds = %145, %140
  call void @llvm.lifetime.end.p0(i64 4, ptr %20) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %19) #7
  call void @_ZNSt14_Function_baseD2Ev(ptr noundef nonnull align 8 dereferenceable(32) %17) #7
  call void @llvm.lifetime.end.p0(i64 32, ptr %17) #7
  call void @_ZNSt14_Function_baseD2Ev(ptr noundef nonnull align 8 dereferenceable(32) %15) #7
  call void @llvm.lifetime.end.p0(i64 32, ptr %15) #7
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %12) #7
  call void @llvm.lifetime.end.p0(i64 24, ptr %12) #7
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %9) #7
  call void @llvm.lifetime.end.p0(i64 24, ptr %9) #7
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %6) #7
  call void @llvm.lifetime.end.p0(i64 32, ptr %6) #7
  br label %24, !llvm.loop !15

147:                                              ; preds = %129, %80
  call void @llvm.lifetime.end.p0(i64 4, ptr %20) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %19) #7
  call void @_ZNSt14_Function_baseD2Ev(ptr noundef nonnull align 8 dereferenceable(32) %17) #7
  br label %148

148:                                              ; preds = %147, %76
  call void @llvm.lifetime.end.p0(i64 32, ptr %17) #7
  call void @_ZNSt14_Function_baseD2Ev(ptr noundef nonnull align 8 dereferenceable(32) %15) #7
  call void @llvm.lifetime.end.p0(i64 32, ptr %15) #7
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %12) #7
  br label %149

149:                                              ; preds = %148, %51
  call void @llvm.lifetime.end.p0(i64 24, ptr %12) #7
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %9) #7
  br label %150

150:                                              ; preds = %149, %47
  call void @llvm.lifetime.end.p0(i64 24, ptr %9) #7
  br label %151

151:                                              ; preds = %150, %43
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %6) #7
  call void @llvm.lifetime.end.p0(i64 32, ptr %6) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %4) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #7
  br label %154

152:                                              ; preds = %24
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %4) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #7
  %153 = load i32, ptr %1, align 4
  ret i32 %153

154:                                              ; preds = %151
  %155 = load ptr, ptr %7, align 8
  %156 = load i32, ptr %8, align 4
  %157 = insertvalue { ptr, i32 } poison, ptr %155, 0
  %158 = insertvalue { ptr, i32 } %157, i32 %156, 1
  resume { ptr, i32 } %158
}

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

declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 4 dereferenceable(4)) #2

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #3 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(16) ptr @_ZSt7getlineIcSt11char_traitsIcESaIcEERSt13basic_istreamIT_T0_ES7_RNSt7__cxx1112basic_stringIS4_S5_T1_EE(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 8 dereferenceable(32)) #4

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #3 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 #5 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 @_ZNSt6vectorIiSaIiEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #5 align 2

; 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) #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare hidden void @"_ZNSt8functionIFiiEEC2IZ4mainE3$_0vEEOT_"(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef nonnull align 8 dereferenceable(16)) unnamed_addr #3 align 2

; Function Attrs: mustprogress uwtable
declare hidden void @"_ZNSt8functionIFviiEEC2IZ4mainE3$_1vEEOT_"(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #5 align 2

; Function Attrs: mustprogress nounwind uwtable
declare noundef zeroext i1 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5emptyEv(ptr noundef nonnull align 8 dereferenceable(32)) #3 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef i32 @_ZStorSt13_Ios_OpenmodeS_(i32 noundef, i32 noundef) #6

; Function Attrs: mustprogress uwtable
declare void @_ZNSt7__cxx1118basic_stringstreamIcSt11char_traitsIcESaIcEEC1ERKNS_12basic_stringIcS2_S3_EESt13_Ios_Openmode(ptr noundef nonnull align 8 dereferenceable(128), ptr noundef nonnull align 8 dereferenceable(32), i32 noundef) unnamed_addr #5 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)) #2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNKSt8functionIFviiEEclEii(ptr noundef nonnull align 8 dereferenceable(32), i32 noundef, i32 noundef) #5 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef i32 @_ZNKSt8functionIFiiEEclEi(ptr noundef nonnull align 8 dereferenceable(32), i32 noundef) #5 align 2

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt7__cxx1118basic_stringstreamIcSt11char_traitsIcESaIcEED1Ev(ptr noundef nonnull align 8 dereferenceable(128)) unnamed_addr #3 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) #4

declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8), i32 noundef) #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt14_Function_baseD2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #3 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 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { "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 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 #4 = { 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 #5 = { 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 = { 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 #7 = { 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 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = distinct !{!9, !10}
!10 = !{!"llvm.loop.mustprogress"}
!11 = !{!12, !12, i64 0}
!12 = !{!"any pointer", !7, i64 0}
!13 = !{!7, !7, i64 0}
!14 = distinct !{!14, !10}
!15 = distinct !{!15, !10}


; 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::__cxx11::basic_string" = type { %"struct.std::__cxx11::basic_string<char>::_Alloc_hider", i64, %union.anon }
%"struct.std::__cxx11::basic_string<char>::_Alloc_hider" = type { ptr }
%union.anon = type { i64, [8 x i8] }
%"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.0" = 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 }
%"class.std::function.3" = type { %"class.std::_Function_base", ptr }
%class.anon.5 = type { ptr, ptr, ptr }
%"class.std::__cxx11::basic_stringstream" = type { %"class.std::basic_iostream.base", %"class.std::__cxx11::basic_stringbuf", %"class.std::basic_ios" }
%"class.std::basic_iostream.base" = type { %"class.std::basic_istream.base", %"class.std::basic_ostream.base" }
%"class.std::basic_istream.base" = type { ptr, i64 }
%"class.std::basic_ostream.base" = type { ptr }
%"class.std::__cxx11::basic_stringbuf" = type { %"class.std::basic_streambuf", i32, %"class.std::__cxx11::basic_string" }
%"class.std::basic_streambuf" = type { ptr, ptr, ptr, ptr, ptr, ptr, ptr, %"class.std::locale" }

@_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.1 = 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 i32, align 4
  %4 = alloca i32, align 4
  %5 = alloca %"class.std::__cxx11::basic_string", align 8
  %6 = alloca %"class.std::vector", align 8
  %7 = alloca i32, align 4
  %8 = alloca %"class.std::allocator.0", align 1
  %9 = alloca %"class.std::vector", align 8
  %10 = alloca %"class.std::allocator.0", align 1
  %11 = alloca %"class.std::function", align 8
  %12 = alloca %class.anon, align 8
  %13 = alloca %"class.std::function.3", align 8
  %14 = alloca %class.anon.5, align 8
  %15 = alloca %"class.std::__cxx11::basic_stringstream", align 8
  %16 = alloca i8, align 1
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %1) #7
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %2) #7
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %3) #7
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %4) #7
  %17 = 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)
  %18 = load i32, ptr %1, align 4, !tbaa !5
  %19 = add nsw i32 %18, -1
  store i32 %19, ptr %1, align 4, !tbaa !5
  %.not36 = icmp eq i32 %18, 0
  br i1 %.not36, label %._crit_edge39, label %.lr.ph38

.lr.ph38:                                         ; preds = %0
  %20 = getelementptr inbounds i8, ptr %12, i64 8
  %21 = getelementptr inbounds i8, ptr %14, i64 8
  %22 = getelementptr inbounds i8, ptr %14, i64 16
  br label %23

23:                                               ; preds = %.lr.ph38, %98
  %24 = 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)
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %5) #7
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32) %5) #7
  %25 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZSt7getlineIcSt11char_traitsIcESaIcEERSt13basic_istreamIT_T0_ES7_RNSt7__cxx1112basic_stringIS4_S5_T1_EE(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 8 dereferenceable(32) %5)
          to label %26 unwind label %35

26:                                               ; preds = %23
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %6) #7
  %27 = load i32, ptr %2, align 4, !tbaa !5
  %28 = sext i32 %27 to i64
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %7) #7
  store i32 1, ptr %7, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %8) #7
  call void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %8) #7
  invoke void @_ZNSt6vectorIiSaIiEEC2EmRKiRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %6, i64 noundef %28, ptr noundef nonnull align 4 dereferenceable(4) %7, ptr noundef nonnull align 1 dereferenceable(1) %8)
          to label %29 unwind label %37

29:                                               ; preds = %26
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %8) #7
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %8) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %7) #7
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %9) #7
  %30 = load i32, ptr %2, align 4, !tbaa !5
  %31 = sext i32 %30 to i64
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %10) #7
  call void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %10) #7
  invoke void @_ZNSt6vectorIiSaIiEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %9, i64 noundef %31, ptr noundef nonnull align 1 dereferenceable(1) %10)
          to label %32 unwind label %39

32:                                               ; preds = %29
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %10) #7
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %10) #7
  %33 = load i32, ptr %2, align 4, !tbaa !5
  %34 = icmp sgt i32 %33, 0
  br i1 %34, label %.lr.ph, label %._crit_edge

._crit_edge:                                      ; preds = %.lr.ph, %32
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %11) #7
  call void @llvm.lifetime.start.p0(i64 16, ptr nonnull %12) #7
  store ptr %9, ptr %12, align 8, !tbaa !9
  store ptr %11, ptr %20, align 8, !tbaa !9
  call void @"_ZNSt8functionIFiiEEC2IZ4mainE3$_0vEEOT_"(ptr noundef nonnull align 8 dereferenceable(32) %11, ptr noundef nonnull align 8 dereferenceable(16) %12) #7
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %12) #7
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %13) #7
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %14) #7
  store ptr %11, ptr %14, align 8, !tbaa !9
  store ptr %6, ptr %21, align 8, !tbaa !9
  store ptr %9, ptr %22, align 8, !tbaa !9
  invoke void @"_ZNSt8functionIFviiEEC2IZ4mainE3$_1vEEOT_"(ptr noundef nonnull align 8 dereferenceable(32) %13, ptr noundef nonnull align 8 dereferenceable(24) %14)
          to label %46 unwind label %51

35:                                               ; preds = %23
  %36 = landingpad { ptr, i32 }
          cleanup
  br label %105

37:                                               ; preds = %26
  %38 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %8) #7
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %8) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %7) #7
  br label %104

39:                                               ; preds = %29
  %40 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %10) #7
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %10) #7
  br label %103

.lr.ph:                                           ; preds = %32, %.lr.ph
  %indvars.iv = phi i64 [ %indvars.iv.next, %.lr.ph ], [ 0, %32 ]
  %41 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %9, i64 noundef %indvars.iv) #7
  %42 = trunc nuw nsw i64 %indvars.iv to i32
  store i32 %42, ptr %41, align 4, !tbaa !5
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %43 = load i32, ptr %2, align 4, !tbaa !5
  %44 = sext i32 %43 to i64
  %45 = icmp slt i64 %indvars.iv.next, %44
  br i1 %45, label %.lr.ph, label %._crit_edge, !llvm.loop !11

46:                                               ; preds = %._crit_edge
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %14) #7
  br label %47

47:                                               ; preds = %84, %46
  %.010 = phi i32 [ 0, %46 ], [ %.111, %84 ]
  %.0 = phi i32 [ 0, %46 ], [ %.1, %84 ]
  %48 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZSt7getlineIcSt11char_traitsIcESaIcEERSt13basic_istreamIT_T0_ES7_RNSt7__cxx1112basic_stringIS4_S5_T1_EE(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 8 dereferenceable(32) %5)
          to label %49 unwind label %.loopexit

49:                                               ; preds = %47
  %50 = call noundef zeroext i1 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5emptyEv(ptr noundef nonnull align 8 dereferenceable(32) %5) #7
  br i1 %50, label %86, label %53

51:                                               ; preds = %._crit_edge
  %52 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %14) #7
  br label %102

.loopexit:                                        ; preds = %47
  %lpad.loopexit = landingpad { ptr, i32 }
          cleanup
  br label %101

.loopexit.split-lp:                               ; preds = %86, %88, %90, %92, %96
  %lpad.loopexit.split-lp = landingpad { ptr, i32 }
          cleanup
  br label %101

53:                                               ; preds = %49
  call void @llvm.lifetime.start.p0(i64 392, ptr nonnull %15) #7
  %54 = call noundef i32 @_ZStorSt13_Ios_OpenmodeS_(i32 noundef 16, i32 noundef 8)
  invoke void @_ZNSt7__cxx1118basic_stringstreamIcSt11char_traitsIcESaIcEEC1ERKNS_12basic_stringIcS2_S3_EESt13_Ios_Openmode(ptr noundef nonnull align 8 dereferenceable(128) %15, ptr noundef nonnull align 8 dereferenceable(32) %5, i32 noundef %54)
          to label %55 unwind label %69

55:                                               ; preds = %53
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %16) #7
  %56 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZStrsIcSt11char_traitsIcEERSt13basic_istreamIT_T0_ES6_RS3_(ptr noundef nonnull align 8 dereferenceable(16) %15, ptr noundef nonnull align 1 dereferenceable(1) %16)
          to label %57 unwind label %71

57:                                               ; preds = %55
  %58 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %56, ptr noundef nonnull align 4 dereferenceable(4) %3)
          to label %59 unwind label %71

59:                                               ; preds = %57
  %60 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %58, ptr noundef nonnull align 4 dereferenceable(4) %4)
          to label %61 unwind label %71

61:                                               ; preds = %59
  %62 = load i32, ptr %3, align 4, !tbaa !5
  %63 = add nsw i32 %62, -1
  store i32 %63, ptr %3, align 4, !tbaa !5
  %64 = load i32, ptr %4, align 4, !tbaa !5
  %65 = add nsw i32 %64, -1
  store i32 %65, ptr %4, align 4, !tbaa !5
  %66 = load i8, ptr %16, align 1, !tbaa !13
  %67 = icmp eq i8 %66, 99
  br i1 %67, label %68, label %73

68:                                               ; preds = %61
  invoke void @_ZNKSt8functionIFviiEEclEii(ptr noundef nonnull align 8 dereferenceable(32) %13, i32 noundef %63, i32 noundef %65)
          to label %84 unwind label %71

69:                                               ; preds = %53
  %70 = landingpad { ptr, i32 }
          cleanup
  br label %85

71:                                               ; preds = %75, %73, %68, %59, %57, %55
  %72 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %16) #7
  call void @_ZNSt7__cxx1118basic_stringstreamIcSt11char_traitsIcESaIcEED1Ev(ptr noundef nonnull align 8 dereferenceable(128) %15) #7
  br label %85

73:                                               ; preds = %61
  %74 = invoke noundef i32 @_ZNKSt8functionIFiiEEclEi(ptr noundef nonnull align 8 dereferenceable(32) %11, i32 noundef %63)
          to label %75 unwind label %71

75:                                               ; preds = %73
  %76 = load i32, ptr %4, align 4, !tbaa !5
  %77 = invoke noundef i32 @_ZNKSt8functionIFiiEEclEi(ptr noundef nonnull align 8 dereferenceable(32) %11, i32 noundef %76)
          to label %78 unwind label %71

78:                                               ; preds = %75
  %79 = icmp eq i32 %74, %77
  br i1 %79, label %80, label %82

80:                                               ; preds = %78
  %81 = add nsw i32 %.010, 1
  br label %84

82:                                               ; preds = %78
  %83 = add nsw i32 %.0, 1
  br label %84

84:                                               ; preds = %80, %82, %68
  %.111 = phi i32 [ %.010, %68 ], [ %81, %80 ], [ %.010, %82 ]
  %.1 = phi i32 [ %.0, %68 ], [ %.0, %80 ], [ %83, %82 ]
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %16) #7
  call void @_ZNSt7__cxx1118basic_stringstreamIcSt11char_traitsIcESaIcEED1Ev(ptr noundef nonnull align 8 dereferenceable(128) %15) #7
  call void @llvm.lifetime.end.p0(i64 392, ptr nonnull %15) #7
  br label %47, !llvm.loop !14

85:                                               ; preds = %71, %69
  %.pn = phi { ptr, i32 } [ %72, %71 ], [ %70, %69 ]
  call void @llvm.lifetime.end.p0(i64 392, ptr nonnull %15) #7
  br label %101

86:                                               ; preds = %49
  %87 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef %.010)
          to label %88 unwind label %.loopexit.split-lp

88:                                               ; preds = %86
  %89 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %87, ptr noundef nonnull @.str)
          to label %90 unwind label %.loopexit.split-lp

90:                                               ; preds = %88
  %91 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) %89, i32 noundef %.0)
          to label %92 unwind label %.loopexit.split-lp

92:                                               ; preds = %90
  %93 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %91, ptr noundef nonnull @.str.1)
          to label %94 unwind label %.loopexit.split-lp

94:                                               ; preds = %92
  %95 = load i32, ptr %1, align 4, !tbaa !5
  %.not22 = icmp eq i32 %95, 0
  br i1 %.not22, label %98, label %96

96:                                               ; preds = %94
  %97 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef nonnull @.str.1)
          to label %98 unwind label %.loopexit.split-lp

98:                                               ; preds = %96, %94
  call void @_ZNSt14_Function_baseD2Ev(ptr noundef nonnull align 8 dereferenceable(32) %13) #7
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %13) #7
  call void @_ZNSt14_Function_baseD2Ev(ptr noundef nonnull align 8 dereferenceable(32) %11) #7
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %11) #7
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %9) #7
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %9) #7
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %6) #7
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %6) #7
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %5) #7
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %5) #7
  %99 = load i32, ptr %1, align 4, !tbaa !5
  %100 = add nsw i32 %99, -1
  store i32 %100, ptr %1, align 4, !tbaa !5
  %.not = icmp eq i32 %99, 0
  br i1 %.not, label %._crit_edge39, label %23, !llvm.loop !15

101:                                              ; preds = %.loopexit, %.loopexit.split-lp, %85
  %.pn23 = phi { ptr, i32 } [ %.pn, %85 ], [ %lpad.loopexit, %.loopexit ], [ %lpad.loopexit.split-lp, %.loopexit.split-lp ]
  call void @_ZNSt14_Function_baseD2Ev(ptr noundef nonnull align 8 dereferenceable(32) %13) #7
  br label %102

102:                                              ; preds = %101, %51
  %.pn23.pn = phi { ptr, i32 } [ %.pn23, %101 ], [ %52, %51 ]
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %13) #7
  call void @_ZNSt14_Function_baseD2Ev(ptr noundef nonnull align 8 dereferenceable(32) %11) #7
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %11) #7
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %9) #7
  br label %103

103:                                              ; preds = %102, %39
  %.pn23.pn.pn = phi { ptr, i32 } [ %.pn23.pn, %102 ], [ %40, %39 ]
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %9) #7
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %6) #7
  br label %104

104:                                              ; preds = %103, %37
  %.pn23.pn.pn.pn = phi { ptr, i32 } [ %.pn23.pn.pn, %103 ], [ %38, %37 ]
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %6) #7
  br label %105

105:                                              ; preds = %104, %35
  %.pn23.pn.pn.pn.pn = phi { ptr, i32 } [ %.pn23.pn.pn.pn, %104 ], [ %36, %35 ]
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %5) #7
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %5) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %4) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %3) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %2) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %1) #7
  resume { ptr, i32 } %.pn23.pn.pn.pn.pn

._crit_edge39:                                    ; preds = %98, %0
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %4) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %3) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %2) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %1) #7
  ret i32 0
}

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

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 #2

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #3 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(16) ptr @_ZSt7getlineIcSt11char_traitsIcESaIcEERSt13basic_istreamIT_T0_ES7_RNSt7__cxx1112basic_stringIS4_S5_T1_EE(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #4

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #3 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 #5 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 @_ZNSt6vectorIiSaIiEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #5 align 2

; 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 #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare hidden void @"_ZNSt8functionIFiiEEC2IZ4mainE3$_0vEEOT_"(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef nonnull align 8 dereferenceable(16)) unnamed_addr #3 align 2

; Function Attrs: mustprogress uwtable
declare hidden void @"_ZNSt8functionIFviiEEC2IZ4mainE3$_1vEEOT_"(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #5 align 2

; Function Attrs: mustprogress nounwind uwtable
declare noundef zeroext i1 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5emptyEv(ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #3 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef i32 @_ZStorSt13_Ios_OpenmodeS_(i32 noundef, i32 noundef) local_unnamed_addr #6

; Function Attrs: mustprogress uwtable
declare void @_ZNSt7__cxx1118basic_stringstreamIcSt11char_traitsIcESaIcEEC1ERKNS_12basic_stringIcS2_S3_EESt13_Ios_Openmode(ptr noundef nonnull align 8 dereferenceable(128), ptr noundef nonnull align 8 dereferenceable(32), i32 noundef) unnamed_addr #5 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 #2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNKSt8functionIFviiEEclEii(ptr noundef nonnull align 8 dereferenceable(32), i32 noundef, i32 noundef) local_unnamed_addr #5 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef i32 @_ZNKSt8functionIFiiEEclEi(ptr noundef nonnull align 8 dereferenceable(32), i32 noundef) local_unnamed_addr #5 align 2

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt7__cxx1118basic_stringstreamIcSt11char_traitsIcESaIcEED1Ev(ptr noundef nonnull align 8 dereferenceable(128)) unnamed_addr #3 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 #4

declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8), i32 noundef) local_unnamed_addr #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt14_Function_baseD2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #3 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 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { "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 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 #4 = { 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 #5 = { 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 = { 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 #7 = { 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 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"any pointer", !7, i64 0}
!11 = distinct !{!11, !12}
!12 = !{!"llvm.loop.mustprogress"}
!13 = !{!7, !7, i64 0}
!14 = distinct !{!14, !12}
!15 = distinct !{!15, !12}


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