; LLVM IR from VastoLorde95/Competitive-Programming :: Codejam/2016/Round 1C/Problem A/A.ll (Z5solvev)

; 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::set" = type { %"class.std::_Rb_tree" }
%"class.std::_Rb_tree" = type { %"struct.std::_Rb_tree<std::pair<int, int>, std::pair<int, int>, std::_Identity<std::pair<int, int>>, std::less<std::pair<int, int>>>::_Rb_tree_impl" }
%"struct.std::_Rb_tree<std::pair<int, int>, std::pair<int, int>, std::_Identity<std::pair<int, int>>, std::less<std::pair<int, int>>>::_Rb_tree_impl" = type { [8 x i8], %"struct.std::_Rb_tree_header" }
%"struct.std::_Rb_tree_header" = type { %"struct.std::_Rb_tree_node_base", i64 }
%"struct.std::_Rb_tree_node_base" = type { i32, ptr, ptr, ptr }
%"struct.std::pair.0" = type { i32, i32 }
%"struct.std::pair" = type <{ %"struct.std::_Rb_tree_const_iterator", i8, [7 x i8] }>
%"struct.std::_Rb_tree_const_iterator" = type { ptr }
%"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] }

@p = external dso_local global [30 x i32], align 16
@.str = external hidden unnamed_addr constant [3 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [4 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [1 x i8], align 1

; Function Attrs: mustprogress uwtable
define dso_local void @_Z5solvev() #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::set", align 8
  %5 = alloca i32, align 4
  %6 = alloca %"struct.std::pair.0", align 4
  %7 = alloca i32, align 4
  %8 = alloca ptr, align 8
  %9 = alloca i32, align 4
  %10 = alloca %"struct.std::pair", align 8
  %11 = alloca %"struct.std::pair.0", align 4
  %12 = alloca %"struct.std::_Rb_tree_const_iterator", align 8
  %13 = alloca %"class.std::__cxx11::basic_string", align 8
  %14 = alloca %"struct.std::_Rb_tree_const_iterator", align 8
  %15 = alloca %"struct.std::pair.0", align 4
  %16 = alloca %"struct.std::_Rb_tree_const_iterator", align 8
  %17 = alloca %"struct.std::pair", align 8
  %18 = alloca %"struct.std::pair", align 8
  call void @llvm.lifetime.start.p0(i64 4, ptr %1) #5
  %19 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str, ptr noundef %1)
  call void @llvm.lifetime.start.p0(i64 4, ptr %2) #5
  store i32 0, ptr %2, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %3) #5
  store i32 0, ptr %3, align 4, !tbaa !5
  br label %20

20:                                               ; preds = %36, %0
  %21 = load i32, ptr %3, align 4, !tbaa !5
  %22 = load i32, ptr %1, align 4, !tbaa !5
  %23 = icmp slt i32 %21, %22
  br i1 %23, label %25, label %24

24:                                               ; preds = %20
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #5
  br label %39

25:                                               ; preds = %20
  %26 = load i32, ptr %3, align 4, !tbaa !5
  %27 = sext i32 %26 to i64
  %28 = getelementptr inbounds [30 x i32], ptr @p, i64 0, i64 %27
  %29 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str, ptr noundef %28)
  %30 = load i32, ptr %3, align 4, !tbaa !5
  %31 = sext i32 %30 to i64
  %32 = getelementptr inbounds [30 x i32], ptr @p, i64 0, i64 %31
  %33 = load i32, ptr %32, align 4, !tbaa !5
  %34 = load i32, ptr %2, align 4, !tbaa !5
  %35 = add nsw i32 %34, %33
  store i32 %35, ptr %2, align 4, !tbaa !5
  br label %36

36:                                               ; preds = %25
  %37 = load i32, ptr %3, align 4, !tbaa !5
  %38 = add nsw i32 %37, 1
  store i32 %38, ptr %3, align 4, !tbaa !5
  br label %20, !llvm.loop !9

39:                                               ; preds = %24
  call void @llvm.lifetime.start.p0(i64 48, ptr %4) #5
  call void @_ZNSt3setISt4pairIiiESt4lessIS1_ESaIS1_EEC2Ev(ptr noundef nonnull align 8 dereferenceable(48) %4) #5
  call void @llvm.lifetime.start.p0(i64 4, ptr %5) #5
  store i32 0, ptr %5, align 4, !tbaa !5
  br label %40

40:                                               ; preds = %59, %39
  %41 = load i32, ptr %5, align 4, !tbaa !5
  %42 = load i32, ptr %1, align 4, !tbaa !5
  %43 = icmp slt i32 %41, %42
  br i1 %43, label %45, label %44

44:                                               ; preds = %40
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #5
  br label %66

45:                                               ; preds = %40
  call void @llvm.lifetime.start.p0(i64 8, ptr %6) #5
  call void @llvm.lifetime.start.p0(i64 4, ptr %7) #5
  %46 = load i32, ptr %5, align 4, !tbaa !5
  %47 = sext i32 %46 to i64
  %48 = getelementptr inbounds [30 x i32], ptr @p, i64 0, i64 %47
  %49 = load i32, ptr %48, align 4, !tbaa !5
  %50 = sub nsw i32 0, %49
  store i32 %50, ptr %7, align 4, !tbaa !5
  %51 = invoke i64 @_ZSt9make_pairIiRiESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS2_INS3_IT0_E4typeEE6__typeEEOS4_OS9_(ptr noundef nonnull align 4 dereferenceable(4) %7, ptr noundef nonnull align 4 dereferenceable(4) %5)
          to label %52 unwind label %62

52:                                               ; preds = %45
  store i64 %51, ptr %6, align 4
  %53 = invoke { ptr, i8 } @_ZNSt3setISt4pairIiiESt4lessIS1_ESaIS1_EE6insertEOS1_(ptr noundef nonnull align 8 dereferenceable(48) %4, ptr noundef nonnull align 4 dereferenceable(8) %6)
          to label %54 unwind label %62

54:                                               ; preds = %52
  %55 = getelementptr inbounds { ptr, i8 }, ptr %10, i32 0, i32 0
  %56 = extractvalue { ptr, i8 } %53, 0
  store ptr %56, ptr %55, align 8
  %57 = getelementptr inbounds { ptr, i8 }, ptr %10, i32 0, i32 1
  %58 = extractvalue { ptr, i8 } %53, 1
  store i8 %58, ptr %57, align 8
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #5
  br label %59

59:                                               ; preds = %54
  %60 = load i32, ptr %5, align 4, !tbaa !5
  %61 = add nsw i32 %60, 1
  store i32 %61, ptr %5, align 4, !tbaa !5
  br label %40, !llvm.loop !11

62:                                               ; preds = %52, %45
  %63 = landingpad { ptr, i32 }
          cleanup
  %64 = extractvalue { ptr, i32 } %63, 0
  store ptr %64, ptr %8, align 8
  %65 = extractvalue { ptr, i32 } %63, 1
  store i32 %65, ptr %9, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #5
  br label %165

66:                                               ; preds = %44
  br label %67

67:                                               ; preds = %155, %66
  %68 = load i32, ptr %2, align 4, !tbaa !5
  %69 = icmp ne i32 %68, 0
  br i1 %69, label %70, label %158

70:                                               ; preds = %67
  call void @llvm.lifetime.start.p0(i64 8, ptr %11) #5
  call void @llvm.lifetime.start.p0(i64 8, ptr %12) #5
  %71 = call ptr @_ZNKSt3setISt4pairIiiESt4lessIS1_ESaIS1_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(48) %4) #5
  %72 = getelementptr inbounds %"struct.std::_Rb_tree_const_iterator", ptr %12, i32 0, i32 0
  store ptr %71, ptr %72, align 8
  %73 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNKSt23_Rb_tree_const_iteratorISt4pairIiiEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %12) #5
  call void @llvm.memcpy.p0.p0.i64(ptr align 4 %11, ptr align 4 %73, i64 8, i1 false)
  call void @llvm.lifetime.end.p0(i64 8, ptr %12) #5
  %74 = invoke noundef i64 @_ZNSt3setISt4pairIiiESt4lessIS1_ESaIS1_EE5eraseERKS1_(ptr noundef nonnull align 8 dereferenceable(48) %4, ptr noundef nonnull align 4 dereferenceable(8) %11)
          to label %75 unwind label %128

75:                                               ; preds = %70
  call void @llvm.lifetime.start.p0(i64 32, ptr %13) #5
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32) %13) #5
  %76 = getelementptr inbounds %"struct.std::pair.0", ptr %11, i32 0, i32 1
  %77 = load i32, ptr %76, align 4, !tbaa !12
  %78 = add nsw i32 65, %77
  %79 = trunc i32 %78 to i8
  %80 = invoke noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEpLEc(ptr noundef nonnull align 8 dereferenceable(32) %13, i8 noundef signext %79)
          to label %81 unwind label %132

81:                                               ; preds = %75
  %82 = load i32, ptr %2, align 4, !tbaa !5
  %83 = add nsw i32 %82, -1
  store i32 %83, ptr %2, align 4, !tbaa !5
  %84 = getelementptr inbounds %"struct.std::pair.0", ptr %11, i32 0, i32 0
  %85 = load i32, ptr %84, align 4, !tbaa !14
  %86 = add nsw i32 %85, 1
  store i32 %86, ptr %84, align 4, !tbaa !14
  %87 = call noundef zeroext i1 @_ZNKSt3setISt4pairIiiESt4lessIS1_ESaIS1_EE5emptyEv(ptr noundef nonnull align 8 dereferenceable(48) %4) #5
  call void @llvm.lifetime.start.p0(i64 8, ptr %14) #5
  br i1 %87, label %99, label %88

88:                                               ; preds = %81
  %89 = call ptr @_ZNKSt3setISt4pairIiiESt4lessIS1_ESaIS1_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(48) %4) #5
  %90 = getelementptr inbounds %"struct.std::_Rb_tree_const_iterator", ptr %14, i32 0, i32 0
  store ptr %89, ptr %90, align 8
  %91 = call noundef ptr @_ZNKSt23_Rb_tree_const_iteratorISt4pairIiiEEptEv(ptr noundef nonnull align 8 dereferenceable(8) %14) #5
  %92 = getelementptr inbounds %"struct.std::pair.0", ptr %91, i32 0, i32 0
  %93 = load i32, ptr %92, align 4, !tbaa !14
  %94 = sub nsw i32 0, %93
  %95 = load i32, ptr %2, align 4, !tbaa !5
  %96 = sdiv i32 %95, 2
  %97 = add nsw i32 %96, 1
  %98 = icmp sge i32 %94, %97
  br label %99

99:                                               ; preds = %88, %81
  %100 = phi i1 [ false, %81 ], [ %98, %88 ]
  call void @llvm.lifetime.end.p0(i64 8, ptr %14) #5
  br i1 %100, label %101, label %141

101:                                              ; preds = %99
  call void @llvm.lifetime.start.p0(i64 8, ptr %15) #5
  call void @llvm.lifetime.start.p0(i64 8, ptr %16) #5
  %102 = call ptr @_ZNKSt3setISt4pairIiiESt4lessIS1_ESaIS1_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(48) %4) #5
  %103 = getelementptr inbounds %"struct.std::_Rb_tree_const_iterator", ptr %16, i32 0, i32 0
  store ptr %102, ptr %103, align 8
  %104 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNKSt23_Rb_tree_const_iteratorISt4pairIiiEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %16) #5
  call void @llvm.memcpy.p0.p0.i64(ptr align 4 %15, ptr align 4 %104, i64 8, i1 false)
  call void @llvm.lifetime.end.p0(i64 8, ptr %16) #5
  %105 = invoke noundef i64 @_ZNSt3setISt4pairIiiESt4lessIS1_ESaIS1_EE5eraseERKS1_(ptr noundef nonnull align 8 dereferenceable(48) %4, ptr noundef nonnull align 4 dereferenceable(8) %15)
          to label %106 unwind label %136

106:                                              ; preds = %101
  %107 = load i32, ptr %2, align 4, !tbaa !5
  %108 = add nsw i32 %107, -1
  store i32 %108, ptr %2, align 4, !tbaa !5
  %109 = getelementptr inbounds %"struct.std::pair.0", ptr %15, i32 0, i32 0
  %110 = load i32, ptr %109, align 4, !tbaa !14
  %111 = add nsw i32 %110, 1
  store i32 %111, ptr %109, align 4, !tbaa !14
  %112 = getelementptr inbounds %"struct.std::pair.0", ptr %15, i32 0, i32 1
  %113 = load i32, ptr %112, align 4, !tbaa !12
  %114 = add nsw i32 65, %113
  %115 = trunc i32 %114 to i8
  %116 = invoke noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEpLEc(ptr noundef nonnull align 8 dereferenceable(32) %13, i8 noundef signext %115)
          to label %117 unwind label %136

117:                                              ; preds = %106
  %118 = getelementptr inbounds %"struct.std::pair.0", ptr %15, i32 0, i32 0
  %119 = load i32, ptr %118, align 4, !tbaa !14
  %120 = icmp ne i32 %119, 0
  br i1 %120, label %121, label %140

121:                                              ; preds = %117
  %122 = invoke { ptr, i8 } @_ZNSt3setISt4pairIiiESt4lessIS1_ESaIS1_EE6insertERKS1_(ptr noundef nonnull align 8 dereferenceable(48) %4, ptr noundef nonnull align 4 dereferenceable(8) %15)
          to label %123 unwind label %136

123:                                              ; preds = %121
  %124 = getelementptr inbounds { ptr, i8 }, ptr %17, i32 0, i32 0
  %125 = extractvalue { ptr, i8 } %122, 0
  store ptr %125, ptr %124, align 8
  %126 = getelementptr inbounds { ptr, i8 }, ptr %17, i32 0, i32 1
  %127 = extractvalue { ptr, i8 } %122, 1
  store i8 %127, ptr %126, align 8
  br label %140

128:                                              ; preds = %70
  %129 = landingpad { ptr, i32 }
          cleanup
  %130 = extractvalue { ptr, i32 } %129, 0
  store ptr %130, ptr %8, align 8
  %131 = extractvalue { ptr, i32 } %129, 1
  store i32 %131, ptr %9, align 4
  br label %157

132:                                              ; preds = %152, %145, %75
  %133 = landingpad { ptr, i32 }
          cleanup
  %134 = extractvalue { ptr, i32 } %133, 0
  store ptr %134, ptr %8, align 8
  %135 = extractvalue { ptr, i32 } %133, 1
  store i32 %135, ptr %9, align 4
  br label %156

136:                                              ; preds = %121, %106, %101
  %137 = landingpad { ptr, i32 }
          cleanup
  %138 = extractvalue { ptr, i32 } %137, 0
  store ptr %138, ptr %8, align 8
  %139 = extractvalue { ptr, i32 } %137, 1
  store i32 %139, ptr %9, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %15) #5
  br label %156

140:                                              ; preds = %123, %117
  call void @llvm.lifetime.end.p0(i64 8, ptr %15) #5
  br label %141

141:                                              ; preds = %140, %99
  %142 = getelementptr inbounds %"struct.std::pair.0", ptr %11, i32 0, i32 0
  %143 = load i32, ptr %142, align 4, !tbaa !14
  %144 = icmp ne i32 %143, 0
  br i1 %144, label %145, label %152

145:                                              ; preds = %141
  %146 = invoke { ptr, i8 } @_ZNSt3setISt4pairIiiESt4lessIS1_ESaIS1_EE6insertERKS1_(ptr noundef nonnull align 8 dereferenceable(48) %4, ptr noundef nonnull align 4 dereferenceable(8) %11)
          to label %147 unwind label %132

147:                                              ; preds = %145
  %148 = getelementptr inbounds { ptr, i8 }, ptr %18, i32 0, i32 0
  %149 = extractvalue { ptr, i8 } %146, 0
  store ptr %149, ptr %148, align 8
  %150 = getelementptr inbounds { ptr, i8 }, ptr %18, i32 0, i32 1
  %151 = extractvalue { ptr, i8 } %146, 1
  store i8 %151, ptr %150, align 8
  br label %152

152:                                              ; preds = %147, %141
  %153 = call noundef ptr @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5c_strEv(ptr noundef nonnull align 8 dereferenceable(32) %13) #5
  %154 = invoke i32 (ptr, ...) @printf(ptr noundef @.str.1, ptr noundef %153)
          to label %155 unwind label %132

155:                                              ; preds = %152
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %13) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr %13) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %11) #5
  br label %67, !llvm.loop !15

156:                                              ; preds = %136, %132
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %13) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr %13) #5
  br label %157

157:                                              ; preds = %156, %128
  call void @llvm.lifetime.end.p0(i64 8, ptr %11) #5
  br label %165

158:                                              ; preds = %67
  %159 = invoke i32 @puts(ptr noundef @.str.2)
          to label %160 unwind label %161

160:                                              ; preds = %158
  call void @_ZNSt3setISt4pairIiiESt4lessIS1_ESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %4) #5
  call void @llvm.lifetime.end.p0(i64 48, ptr %4) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %1) #5
  ret void

161:                                              ; preds = %158
  %162 = landingpad { ptr, i32 }
          cleanup
  %163 = extractvalue { ptr, i32 } %162, 0
  store ptr %163, ptr %8, align 8
  %164 = extractvalue { ptr, i32 } %162, 1
  store i32 %164, ptr %9, align 4
  br label %165

165:                                              ; preds = %161, %157, %62
  call void @_ZNSt3setISt4pairIiiESt4lessIS1_ESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %4) #5
  call void @llvm.lifetime.end.p0(i64 48, ptr %4) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %1) #5
  br label %166

166:                                              ; preds = %165
  %167 = load ptr, ptr %8, align 8
  %168 = load i32, ptr %9, align 4
  %169 = insertvalue { ptr, i32 } poison, ptr %167, 0
  %170 = insertvalue { ptr, i32 } %169, i32 %168, 1
  resume { ptr, i32 } %170
}

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

declare i32 @__isoc99_scanf(ptr noundef, ...) #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 nounwind uwtable
declare dso_local void @_ZNSt3setISt4pairIiiESt4lessIS1_ESaIS1_EEC2Ev(ptr noundef nonnull align 8 dereferenceable(48)) unnamed_addr #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local { ptr, i8 } @_ZNSt3setISt4pairIiiESt4lessIS1_ESaIS1_EE6insertEOS1_(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 4 dereferenceable(8)) #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local i64 @_ZSt9make_pairIiRiESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS2_INS3_IT0_E4typeEE6__typeEEOS4_OS9_(ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) #0

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNKSt3setISt4pairIiiESt4lessIS1_ESaIS1_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(48)) #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(8) ptr @_ZNKSt23_Rb_tree_const_iteratorISt4pairIiiEEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) #3 align 2

; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: readwrite)
declare void @llvm.memcpy.p0.p0.i64(ptr noalias nocapture writeonly, ptr noalias nocapture readonly, i64, i1 immarg) #4

; Function Attrs: mustprogress uwtable
declare dso_local noundef i64 @_ZNSt3setISt4pairIiiESt4lessIS1_ESaIS1_EE5eraseERKS1_(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 4 dereferenceable(8)) #0 align 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: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEpLEc(ptr noundef nonnull align 8 dereferenceable(32), i8 noundef signext) #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZNKSt3setISt4pairIiiESt4lessIS1_ESaIS1_EE5emptyEv(ptr noundef nonnull align 8 dereferenceable(48)) #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef ptr @_ZNKSt23_Rb_tree_const_iteratorISt4pairIiiEEptEv(ptr noundef nonnull align 8 dereferenceable(8)) #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local { ptr, i8 } @_ZNSt3setISt4pairIiiESt4lessIS1_ESaIS1_EE6insertERKS1_(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 4 dereferenceable(8)) #0 align 2

declare i32 @printf(ptr noundef, ...) #2

; Function Attrs: mustprogress nounwind uwtable
declare noundef ptr @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5c_strEv(ptr noundef nonnull align 8 dereferenceable(32)) #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

declare i32 @puts(ptr noundef) #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt3setISt4pairIiiESt4lessIS1_ESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(48)) unnamed_addr #3 align 2

attributes #0 = { mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #1 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { "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 = { nocallback nofree nounwind willreturn memory(argmem: readwrite) }
attributes #5 = { 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 = distinct !{!11, !10}
!12 = !{!13, !6, i64 4}
!13 = !{!"_ZTSSt4pairIiiE", !6, i64 0, !6, i64 4}
!14 = !{!13, !6, i64 0}
!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::set" = type { %"class.std::_Rb_tree" }
%"class.std::_Rb_tree" = type { %"struct.std::_Rb_tree<std::pair<int, int>, std::pair<int, int>, std::_Identity<std::pair<int, int>>, std::less<std::pair<int, int>>>::_Rb_tree_impl" }
%"struct.std::_Rb_tree<std::pair<int, int>, std::pair<int, int>, std::_Identity<std::pair<int, int>>, std::less<std::pair<int, int>>>::_Rb_tree_impl" = type { [8 x i8], %"struct.std::_Rb_tree_header" }
%"struct.std::_Rb_tree_header" = type { %"struct.std::_Rb_tree_node_base", i64 }
%"struct.std::_Rb_tree_node_base" = type { i32, ptr, ptr, ptr }
%"struct.std::pair.0" = type { i32, i32 }
%"struct.std::_Rb_tree_const_iterator" = type { ptr }
%"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] }

@p = external dso_local global [30 x i32], align 16
@.str = external hidden unnamed_addr constant [3 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [4 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [1 x i8], align 1

; Function Attrs: mustprogress uwtable
define dso_local void @_Z5solvev() local_unnamed_addr #0 personality ptr @__gxx_personality_v0 {
  %1 = alloca i32, align 4
  %2 = alloca %"class.std::set", align 8
  %3 = alloca i32, align 4
  %4 = alloca %"struct.std::pair.0", align 8
  %5 = alloca i32, align 4
  %6 = alloca %"struct.std::pair.0", align 8
  %7 = alloca %"struct.std::_Rb_tree_const_iterator", align 8
  %8 = alloca %"class.std::__cxx11::basic_string", align 8
  %9 = alloca %"struct.std::_Rb_tree_const_iterator", align 8
  %10 = alloca %"struct.std::pair.0", align 8
  %11 = alloca %"struct.std::_Rb_tree_const_iterator", align 8
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %1) #4
  %12 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str, ptr noundef nonnull %1)
  %13 = load i32, ptr %1, align 4, !tbaa !5
  %14 = icmp sgt i32 %13, 0
  br i1 %14, label %.lr.ph, label %._crit_edge

._crit_edge:                                      ; preds = %.lr.ph, %0
  %.0.lcssa = phi i32 [ 0, %0 ], [ %20, %.lr.ph ]
  call void @llvm.lifetime.start.p0(i64 48, ptr nonnull %2) #4
  call void @_ZNSt3setISt4pairIiiESt4lessIS1_ESaIS1_EEC2Ev(ptr noundef nonnull align 8 dereferenceable(48) %2) #4
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %3) #4
  store i32 0, ptr %3, align 4, !tbaa !5
  %15 = load i32, ptr %1, align 4, !tbaa !5
  %16 = icmp sgt i32 %15, 0
  br i1 %16, label %.lr.ph32, label %._crit_edge33

.lr.ph:                                           ; preds = %0, %.lr.ph
  %indvars.iv = phi i64 [ %indvars.iv.next, %.lr.ph ], [ 0, %0 ]
  %.029 = phi i32 [ %20, %.lr.ph ], [ 0, %0 ]
  %17 = getelementptr inbounds [30 x i32], ptr @p, i64 0, i64 %indvars.iv
  %18 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str, ptr noundef nonnull %17)
  %19 = load i32, ptr %17, align 4, !tbaa !5
  %20 = add nsw i32 %19, %.029
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %21 = load i32, ptr %1, align 4, !tbaa !5
  %22 = sext i32 %21 to i64
  %23 = icmp slt i64 %indvars.iv.next, %22
  br i1 %23, label %.lr.ph, label %._crit_edge, !llvm.loop !9

._crit_edge33:                                    ; preds = %33, %._crit_edge
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %3) #4
  %.not34 = icmp eq i32 %.0.lcssa, 0
  br i1 %.not34, label %._crit_edge38, label %.lr.ph37

.lr.ph37:                                         ; preds = %._crit_edge33
  %24 = getelementptr inbounds i8, ptr %6, i64 4
  %25 = getelementptr inbounds i8, ptr %10, i64 4
  br label %40

.lr.ph32:                                         ; preds = %._crit_edge, %33
  %storemerge30 = phi i32 [ %35, %33 ], [ 0, %._crit_edge ]
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %4) #4
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %5) #4
  %26 = sext i32 %storemerge30 to i64
  %27 = getelementptr inbounds [30 x i32], ptr @p, i64 0, i64 %26
  %28 = load i32, ptr %27, align 4, !tbaa !5
  %29 = sub nsw i32 0, %28
  store i32 %29, ptr %5, align 4, !tbaa !5
  %30 = invoke i64 @_ZSt9make_pairIiRiESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS2_INS3_IT0_E4typeEE6__typeEEOS4_OS9_(ptr noundef nonnull align 4 dereferenceable(4) %5, ptr noundef nonnull align 4 dereferenceable(4) %3)
          to label %31 unwind label %38

31:                                               ; preds = %.lr.ph32
  store i64 %30, ptr %4, align 8
  %32 = invoke { ptr, i8 } @_ZNSt3setISt4pairIiiESt4lessIS1_ESaIS1_EE6insertEOS1_(ptr noundef nonnull align 8 dereferenceable(48) %2, ptr noundef nonnull align 4 dereferenceable(8) %4)
          to label %33 unwind label %38

33:                                               ; preds = %31
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %5) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %4) #4
  %34 = load i32, ptr %3, align 4, !tbaa !5
  %35 = add nsw i32 %34, 1
  store i32 %35, ptr %3, align 4, !tbaa !5
  %36 = load i32, ptr %1, align 4, !tbaa !5
  %37 = icmp slt i32 %35, %36
  br i1 %37, label %.lr.ph32, label %._crit_edge33, !llvm.loop !11

38:                                               ; preds = %31, %.lr.ph32
  %39 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %5) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %4) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %3) #4
  br label %95

40:                                               ; preds = %.lr.ph37, %89
  %.135 = phi i32 [ %.0.lcssa, %.lr.ph37 ], [ %.2, %89 ]
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %6) #4
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %7) #4
  %41 = call ptr @_ZNKSt3setISt4pairIiiESt4lessIS1_ESaIS1_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(48) %2) #4
  store ptr %41, ptr %7, align 8
  %42 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNKSt23_Rb_tree_const_iteratorISt4pairIiiEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %7) #4
  %43 = load i64, ptr %42, align 4
  store i64 %43, ptr %6, align 8
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %7) #4
  %44 = invoke noundef i64 @_ZNSt3setISt4pairIiiESt4lessIS1_ESaIS1_EE5eraseERKS1_(ptr noundef nonnull align 8 dereferenceable(48) %2, ptr noundef nonnull align 4 dereferenceable(8) %6)
          to label %45 unwind label %78

45:                                               ; preds = %40
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %8) #4
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32) %8) #4
  %46 = load i32, ptr %24, align 4, !tbaa !12
  %47 = trunc i32 %46 to i8
  %48 = add i8 %47, 65
  %49 = invoke noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEpLEc(ptr noundef nonnull align 8 dereferenceable(32) %8, i8 noundef signext %48)
          to label %50 unwind label %80

50:                                               ; preds = %45
  %51 = add nsw i32 %.135, -1
  %52 = load i32, ptr %6, align 8, !tbaa !14
  %53 = add nsw i32 %52, 1
  store i32 %53, ptr %6, align 8, !tbaa !14
  %54 = call noundef zeroext i1 @_ZNKSt3setISt4pairIiiESt4lessIS1_ESaIS1_EE5emptyEv(ptr noundef nonnull align 8 dereferenceable(48) %2) #4
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %9) #4
  br i1 %54, label %.critedge, label %55

55:                                               ; preds = %50
  %56 = call ptr @_ZNKSt3setISt4pairIiiESt4lessIS1_ESaIS1_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(48) %2) #4
  store ptr %56, ptr %9, align 8
  %57 = call noundef ptr @_ZNKSt23_Rb_tree_const_iteratorISt4pairIiiEEptEv(ptr noundef nonnull align 8 dereferenceable(8) %9) #4
  %58 = load i32, ptr %57, align 4, !tbaa !14
  %59 = sub nsw i32 0, %58
  %60 = sdiv i32 %51, 2
  %.not21.not = icmp slt i32 %60, %59
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %9) #4
  br i1 %.not21.not, label %61, label %85

61:                                               ; preds = %55
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %10) #4
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %11) #4
  %62 = call ptr @_ZNKSt3setISt4pairIiiESt4lessIS1_ESaIS1_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(48) %2) #4
  store ptr %62, ptr %11, align 8
  %63 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNKSt23_Rb_tree_const_iteratorISt4pairIiiEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %11) #4
  %64 = load i64, ptr %63, align 4
  store i64 %64, ptr %10, align 8
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %11) #4
  %65 = invoke noundef i64 @_ZNSt3setISt4pairIiiESt4lessIS1_ESaIS1_EE5eraseERKS1_(ptr noundef nonnull align 8 dereferenceable(48) %2, ptr noundef nonnull align 4 dereferenceable(8) %10)
          to label %66 unwind label %82

66:                                               ; preds = %61
  %67 = add nsw i32 %.135, -2
  %68 = load i32, ptr %10, align 8, !tbaa !14
  %69 = add nsw i32 %68, 1
  store i32 %69, ptr %10, align 8, !tbaa !14
  %70 = load i32, ptr %25, align 4, !tbaa !12
  %71 = trunc i32 %70 to i8
  %72 = add i8 %71, 65
  %73 = invoke noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEpLEc(ptr noundef nonnull align 8 dereferenceable(32) %8, i8 noundef signext %72)
          to label %74 unwind label %82

74:                                               ; preds = %66
  %75 = load i32, ptr %10, align 8, !tbaa !14
  %.not22 = icmp eq i32 %75, 0
  br i1 %.not22, label %84, label %76

76:                                               ; preds = %74
  %77 = invoke { ptr, i8 } @_ZNSt3setISt4pairIiiESt4lessIS1_ESaIS1_EE6insertERKS1_(ptr noundef nonnull align 8 dereferenceable(48) %2, ptr noundef nonnull align 4 dereferenceable(8) %10)
          to label %84 unwind label %82

78:                                               ; preds = %40
  %79 = landingpad { ptr, i32 }
          cleanup
  br label %93

80:                                               ; preds = %87, %45
  %81 = landingpad { ptr, i32 }
          cleanup
  br label %92

82:                                               ; preds = %76, %66, %61
  %83 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %10) #4
  br label %92

84:                                               ; preds = %76, %74
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %10) #4
  br label %85

.critedge:                                        ; preds = %50
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %9) #4
  br label %85

85:                                               ; preds = %.critedge, %84, %55
  %.2 = phi i32 [ %51, %.critedge ], [ %67, %84 ], [ %51, %55 ]
  %86 = load i32, ptr %6, align 8, !tbaa !14
  %.not23 = icmp eq i32 %86, 0
  br i1 %.not23, label %89, label %87

87:                                               ; preds = %85
  %88 = invoke { ptr, i8 } @_ZNSt3setISt4pairIiiESt4lessIS1_ESaIS1_EE6insertERKS1_(ptr noundef nonnull align 8 dereferenceable(48) %2, ptr noundef nonnull align 4 dereferenceable(8) %6)
          to label %89 unwind label %80

89:                                               ; preds = %87, %85
  %90 = call noundef ptr @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5c_strEv(ptr noundef nonnull align 8 dereferenceable(32) %8) #4
  %91 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.1, ptr noundef %90)
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %8) #4
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %8) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %6) #4
  %.not = icmp eq i32 %.2, 0
  br i1 %.not, label %._crit_edge38, label %40, !llvm.loop !15

92:                                               ; preds = %82, %80
  %.pn = phi { ptr, i32 } [ %81, %80 ], [ %83, %82 ]
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %8) #4
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %8) #4
  br label %93

93:                                               ; preds = %92, %78
  %.pn.pn = phi { ptr, i32 } [ %.pn, %92 ], [ %79, %78 ]
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %6) #4
  br label %95

._crit_edge38:                                    ; preds = %89, %._crit_edge33
  %94 = call i32 @puts(ptr noundef nonnull dereferenceable(1) @.str.2)
  call void @_ZNSt3setISt4pairIiiESt4lessIS1_ESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %2) #4
  call void @llvm.lifetime.end.p0(i64 48, ptr nonnull %2) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %1) #4
  ret void

95:                                               ; preds = %93, %38
  %.pn26 = phi { ptr, i32 } [ %39, %38 ], [ %.pn.pn, %93 ]
  call void @_ZNSt3setISt4pairIiiESt4lessIS1_ESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %2) #4
  call void @llvm.lifetime.end.p0(i64 48, ptr nonnull %2) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %1) #4
  resume { ptr, i32 } %.pn26
}

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

; Function Attrs: nofree nounwind
declare noundef i32 @__isoc99_scanf(ptr nocapture noundef readonly, ...) local_unnamed_addr #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 nounwind uwtable
declare dso_local void @_ZNSt3setISt4pairIiiESt4lessIS1_ESaIS1_EEC2Ev(ptr noundef nonnull align 8 dereferenceable(48)) unnamed_addr #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local { ptr, i8 } @_ZNSt3setISt4pairIiiESt4lessIS1_ESaIS1_EE6insertEOS1_(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 4 dereferenceable(8)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local i64 @_ZSt9make_pairIiRiESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS2_INS3_IT0_E4typeEE6__typeEEOS4_OS9_(ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #0

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNKSt3setISt4pairIiiESt4lessIS1_ESaIS1_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(48)) local_unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(8) ptr @_ZNKSt23_Rb_tree_const_iteratorISt4pairIiiEEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef i64 @_ZNSt3setISt4pairIiiESt4lessIS1_ESaIS1_EE5eraseERKS1_(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 4 dereferenceable(8)) local_unnamed_addr #0 align 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: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEpLEc(ptr noundef nonnull align 8 dereferenceable(32), i8 noundef signext) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZNKSt3setISt4pairIiiESt4lessIS1_ESaIS1_EE5emptyEv(ptr noundef nonnull align 8 dereferenceable(48)) local_unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef ptr @_ZNKSt23_Rb_tree_const_iteratorISt4pairIiiEEptEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local { ptr, i8 } @_ZNSt3setISt4pairIiiESt4lessIS1_ESaIS1_EE6insertERKS1_(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 4 dereferenceable(8)) local_unnamed_addr #0 align 2

; Function Attrs: nofree nounwind
declare noundef i32 @printf(ptr nocapture noundef readonly, ...) local_unnamed_addr #2

; Function Attrs: mustprogress nounwind uwtable
declare noundef ptr @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5c_strEv(ptr noundef nonnull align 8 dereferenceable(32)) local_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: nofree nounwind
declare noundef i32 @puts(ptr nocapture noundef readonly) local_unnamed_addr #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt3setISt4pairIiiESt4lessIS1_ESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(48)) unnamed_addr #3 align 2

attributes #0 = { mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #1 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { nofree nounwind "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 = { 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 = distinct !{!11, !10}
!12 = !{!13, !6, i64 4}
!13 = !{!"_ZTSSt4pairIiiE", !6, i64 0, !6, i64 4}
!14 = !{!13, !6, i64 0}
!15 = distinct !{!15, !10}


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