; LLVM IR from xirc/cp-algorithm :: codeforces/1430/1430D (main)

; 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::map" = type { %"class.std::_Rb_tree" }
%"class.std::_Rb_tree" = type { %"struct.std::_Rb_tree<int, std::pair<const int, int>, std::_Select1st<std::pair<const int, int>>, std::less<int>>::_Rb_tree_impl" }
%"struct.std::_Rb_tree<int, std::pair<const int, int>, std::_Select1st<std::pair<const int, int>>, std::less<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 }
%"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 }
%"struct.std::_Rb_tree_iterator" = type { ptr }
%"struct.std::pair" = type { i32, i32 }

; Function Attrs: mustprogress uwtable
define dso_local noundef i32 @_Z5solveiRKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE(i32 noundef %0, ptr noundef nonnull align 8 dereferenceable(32) %1) #0 personality ptr @__gxx_personality_v0 {
  %3 = alloca i32, align 4
  %4 = alloca ptr, align 8
  %5 = alloca %"class.std::map", align 8
  %6 = alloca %"class.std::vector", align 8
  %7 = alloca i32, align 4
  %8 = alloca %"class.std::allocator.0", align 1
  %9 = alloca ptr, align 8
  %10 = alloca i32, align 4
  %11 = alloca i32, align 4
  %12 = alloca i32, align 4
  %13 = alloca i32, align 4
  %14 = alloca i32, align 4
  %15 = alloca %"struct.std::_Rb_tree_iterator", align 8
  %16 = alloca %"struct.std::_Rb_tree_iterator", align 8
  %17 = alloca %"struct.std::_Rb_tree_iterator", align 8
  store i32 %0, ptr %3, align 4, !tbaa !5
  store ptr %1, ptr %4, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 48, ptr %5) #4
  call void @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEEC2Ev(ptr noundef nonnull align 8 dereferenceable(48) %5) #4
  call void @llvm.lifetime.start.p0(i64 24, ptr %6) #4
  %18 = load i32, ptr %3, align 4, !tbaa !5
  %19 = sext i32 %18 to i64
  call void @llvm.lifetime.start.p0(i64 4, ptr %7) #4
  store i32 -1, ptr %7, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 1, ptr %8) #4
  call void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %8) #4
  invoke void @_ZNSt6vectorIiSaIiEEC2EmRKiRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %6, i64 noundef %19, ptr noundef nonnull align 4 dereferenceable(4) %7, ptr noundef nonnull align 1 dereferenceable(1) %8)
          to label %20 unwind label %26

20:                                               ; preds = %2
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %8) #4
  call void @llvm.lifetime.end.p0(i64 1, ptr %8) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #4
  call void @llvm.lifetime.start.p0(i64 4, ptr %11) #4
  store i32 0, ptr %11, align 4, !tbaa !5
  br label %21

21:                                               ; preds = %78, %20
  %22 = load i32, ptr %11, align 4, !tbaa !5
  %23 = load i32, ptr %3, align 4, !tbaa !5
  %24 = icmp slt i32 %22, %23
  br i1 %24, label %30, label %25

25:                                               ; preds = %21
  call void @llvm.lifetime.end.p0(i64 4, ptr %11) #4
  br label %81

26:                                               ; preds = %2
  %27 = landingpad { ptr, i32 }
          cleanup
  %28 = extractvalue { ptr, i32 } %27, 0
  store ptr %28, ptr %9, align 8
  %29 = extractvalue { ptr, i32 } %27, 1
  store i32 %29, ptr %10, align 4
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %8) #4
  call void @llvm.lifetime.end.p0(i64 1, ptr %8) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #4
  br label %144

30:                                               ; preds = %21
  call void @llvm.lifetime.start.p0(i64 4, ptr %12) #4
  %31 = load i32, ptr %11, align 4, !tbaa !5
  %32 = add nsw i32 %31, 1
  store i32 %32, ptr %12, align 4, !tbaa !5
  br label %33

33:                                               ; preds = %53, %30
  %34 = load i32, ptr %12, align 4, !tbaa !5
  %35 = load i32, ptr %3, align 4, !tbaa !5
  %36 = icmp slt i32 %34, %35
  br i1 %36, label %37, label %56

37:                                               ; preds = %33
  %38 = load ptr, ptr %4, align 8, !tbaa !9
  %39 = load i32, ptr %11, align 4, !tbaa !5
  %40 = sext i32 %39 to i64
  %41 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %38, i64 noundef %40) #4
  %42 = load i8, ptr %41, align 1, !tbaa !11
  %43 = sext i8 %42 to i32
  %44 = load ptr, ptr %4, align 8, !tbaa !9
  %45 = load i32, ptr %12, align 4, !tbaa !5
  %46 = sext i32 %45 to i64
  %47 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %44, i64 noundef %46) #4
  %48 = load i8, ptr %47, align 1, !tbaa !11
  %49 = sext i8 %48 to i32
  %50 = icmp ne i32 %43, %49
  br i1 %50, label %51, label %52

51:                                               ; preds = %37
  br label %56

52:                                               ; preds = %37
  br label %53

53:                                               ; preds = %52
  %54 = load i32, ptr %12, align 4, !tbaa !5
  %55 = add nsw i32 %54, 1
  store i32 %55, ptr %12, align 4, !tbaa !5
  br label %33, !llvm.loop !12

56:                                               ; preds = %51, %33
  %57 = load i32, ptr %12, align 4, !tbaa !5
  %58 = load i32, ptr %11, align 4, !tbaa !5
  %59 = add nsw i32 %58, 1
  %60 = icmp sgt i32 %57, %59
  br i1 %60, label %61, label %71

61:                                               ; preds = %56
  %62 = load i32, ptr %12, align 4, !tbaa !5
  %63 = load i32, ptr %11, align 4, !tbaa !5
  %64 = sub nsw i32 %62, %63
  %65 = invoke noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEEixERS3_(ptr noundef nonnull align 8 dereferenceable(48) %5, ptr noundef nonnull align 4 dereferenceable(4) %11)
          to label %66 unwind label %67

66:                                               ; preds = %61
  store i32 %64, ptr %65, align 4, !tbaa !5
  br label %71

67:                                               ; preds = %61
  %68 = landingpad { ptr, i32 }
          cleanup
  %69 = extractvalue { ptr, i32 } %68, 0
  store ptr %69, ptr %9, align 8
  %70 = extractvalue { ptr, i32 } %68, 1
  store i32 %70, ptr %10, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %12) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %11) #4
  br label %143

71:                                               ; preds = %66, %56
  %72 = load i32, ptr %12, align 4, !tbaa !5
  %73 = load i32, ptr %11, align 4, !tbaa !5
  %74 = sext i32 %73 to i64
  %75 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %6, i64 noundef %74) #4
  store i32 %72, ptr %75, align 4, !tbaa !5
  %76 = load i32, ptr %12, align 4, !tbaa !5
  %77 = sub nsw i32 %76, 1
  store i32 %77, ptr %11, align 4, !tbaa !5
  call void @llvm.lifetime.end.p0(i64 4, ptr %12) #4
  br label %78

78:                                               ; preds = %71
  %79 = load i32, ptr %11, align 4, !tbaa !5
  %80 = add nsw i32 %79, 1
  store i32 %80, ptr %11, align 4, !tbaa !5
  br label %21, !llvm.loop !14

81:                                               ; preds = %25
  call void @llvm.lifetime.start.p0(i64 4, ptr %13) #4
  store i32 0, ptr %13, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %14) #4
  store i32 0, ptr %14, align 4, !tbaa !5
  br label %82

82:                                               ; preds = %140, %81
  %83 = load i32, ptr %14, align 4, !tbaa !5
  %84 = load i32, ptr %3, align 4, !tbaa !5
  %85 = icmp slt i32 %83, %84
  br i1 %85, label %87, label %86

86:                                               ; preds = %82
  call void @llvm.lifetime.end.p0(i64 4, ptr %14) #4
  br label %141

87:                                               ; preds = %82
  %88 = load i32, ptr %13, align 4, !tbaa !5
  %89 = add nsw i32 %88, 1
  store i32 %89, ptr %13, align 4, !tbaa !5
  %90 = call noundef zeroext i1 @_ZNKSt3mapIiiSt4lessIiESaISt4pairIKiiEEE5emptyEv(ptr noundef nonnull align 8 dereferenceable(48) %5) #4
  br i1 %90, label %91, label %105

91:                                               ; preds = %87
  %92 = load i32, ptr %14, align 4, !tbaa !5
  %93 = sext i32 %92 to i64
  %94 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %6, i64 noundef %93) #4
  %95 = load i32, ptr %94, align 4, !tbaa !5
  store i32 %95, ptr %14, align 4, !tbaa !5
  %96 = load i32, ptr %14, align 4, !tbaa !5
  %97 = load i32, ptr %3, align 4, !tbaa !5
  %98 = icmp slt i32 %96, %97
  br i1 %98, label %99, label %104

99:                                               ; preds = %91
  %100 = load i32, ptr %14, align 4, !tbaa !5
  %101 = sext i32 %100 to i64
  %102 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %6, i64 noundef %101) #4
  %103 = load i32, ptr %102, align 4, !tbaa !5
  store i32 %103, ptr %14, align 4, !tbaa !5
  br label %104

104:                                              ; preds = %99, %91
  br label %140

105:                                              ; preds = %87
  call void @llvm.lifetime.start.p0(i64 8, ptr %15) #4
  %106 = call ptr @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEE5beginEv(ptr noundef nonnull align 8 dereferenceable(48) %5) #4
  %107 = getelementptr inbounds %"struct.std::_Rb_tree_iterator", ptr %15, i32 0, i32 0
  store ptr %106, ptr %107, align 8
  %108 = call noundef ptr @_ZNKSt17_Rb_tree_iteratorISt4pairIKiiEEptEv(ptr noundef nonnull align 8 dereferenceable(8) %15) #4
  %109 = getelementptr inbounds %"struct.std::pair", ptr %108, i32 0, i32 1
  %110 = load i32, ptr %109, align 4, !tbaa !15
  %111 = add nsw i32 %110, -1
  store i32 %111, ptr %109, align 4, !tbaa !15
  %112 = call noundef ptr @_ZNKSt17_Rb_tree_iteratorISt4pairIKiiEEptEv(ptr noundef nonnull align 8 dereferenceable(8) %15) #4
  %113 = getelementptr inbounds %"struct.std::pair", ptr %112, i32 0, i32 1
  %114 = load i32, ptr %113, align 4, !tbaa !15
  %115 = icmp eq i32 %114, 1
  br i1 %115, label %125, label %116

116:                                              ; preds = %105
  %117 = call noundef ptr @_ZNKSt17_Rb_tree_iteratorISt4pairIKiiEEptEv(ptr noundef nonnull align 8 dereferenceable(8) %15) #4
  %118 = getelementptr inbounds %"struct.std::pair", ptr %117, i32 0, i32 0
  %119 = load i32, ptr %118, align 4, !tbaa !17
  %120 = load i32, ptr %14, align 4, !tbaa !5
  %121 = sext i32 %120 to i64
  %122 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %6, i64 noundef %121) #4
  %123 = load i32, ptr %122, align 4, !tbaa !5
  %124 = icmp slt i32 %119, %123
  br i1 %124, label %125, label %135

125:                                              ; preds = %116, %105
  call void @llvm.memcpy.p0.p0.i64(ptr align 8 %16, ptr align 8 %15, i64 8, i1 false), !tbaa.struct !18
  %126 = getelementptr inbounds %"struct.std::_Rb_tree_iterator", ptr %16, i32 0, i32 0
  %127 = load ptr, ptr %126, align 8
  %128 = invoke ptr @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEE5eraseB5cxx11ESt17_Rb_tree_iteratorIS4_E(ptr noundef nonnull align 8 dereferenceable(48) %5, ptr %127)
          to label %129 unwind label %131

129:                                              ; preds = %125
  %130 = getelementptr inbounds %"struct.std::_Rb_tree_iterator", ptr %17, i32 0, i32 0
  store ptr %128, ptr %130, align 8
  br label %135

131:                                              ; preds = %125
  %132 = landingpad { ptr, i32 }
          cleanup
  %133 = extractvalue { ptr, i32 } %132, 0
  store ptr %133, ptr %9, align 8
  %134 = extractvalue { ptr, i32 } %132, 1
  store i32 %134, ptr %10, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %15) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %14) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %13) #4
  br label %143

135:                                              ; preds = %129, %116
  %136 = load i32, ptr %14, align 4, !tbaa !5
  %137 = sext i32 %136 to i64
  %138 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %6, i64 noundef %137) #4
  %139 = load i32, ptr %138, align 4, !tbaa !5
  store i32 %139, ptr %14, align 4, !tbaa !5
  call void @llvm.lifetime.end.p0(i64 8, ptr %15) #4
  br label %140

140:                                              ; preds = %135, %104
  br label %82, !llvm.loop !19

141:                                              ; preds = %86
  %142 = load i32, ptr %13, align 4, !tbaa !5
  call void @llvm.lifetime.end.p0(i64 4, ptr %13) #4
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %6) #4
  call void @llvm.lifetime.end.p0(i64 24, ptr %6) #4
  call void @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %5) #4
  call void @llvm.lifetime.end.p0(i64 48, ptr %5) #4
  ret i32 %142

143:                                              ; preds = %131, %67
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %6) #4
  br label %144

144:                                              ; preds = %143, %26
  call void @llvm.lifetime.end.p0(i64 24, ptr %6) #4
  call void @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %5) #4
  call void @llvm.lifetime.end.p0(i64 48, ptr %5) #4
  br label %145

145:                                              ; preds = %144
  %146 = load ptr, ptr %9, align 8
  %147 = load i32, ptr %10, align 4
  %148 = insertvalue { ptr, i32 } poison, ptr %146, 0
  %149 = insertvalue { ptr, i32 } %148, i32 %147, 1
  resume { ptr, i32 } %149
}

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEEC2Ev(ptr noundef nonnull align 8 dereferenceable(48)) unnamed_addr #2 align 2

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

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEEC2EmRKiRKS0_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #0 align 2

declare i32 @__gxx_personality_v0(...)

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

; Function Attrs: mustprogress nounwind uwtable
declare noundef nonnull align 1 dereferenceable(1) ptr @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32), i64 noundef) #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEEixERS3_(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 4 dereferenceable(4)) #0 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) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZNKSt3mapIiiSt4lessIiESaISt4pairIKiiEEE5emptyEv(ptr noundef nonnull align 8 dereferenceable(48)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEE5beginEv(ptr noundef nonnull align 8 dereferenceable(48)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef ptr @_ZNKSt17_Rb_tree_iteratorISt4pairIKiiEEptEv(ptr noundef nonnull align 8 dereferenceable(8)) #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local ptr @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEE5eraseB5cxx11ESt17_Rb_tree_iteratorIS4_E(ptr noundef nonnull align 8 dereferenceable(48), ptr) #0 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) #3

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEED2Ev(ptr noundef nonnull align 8 dereferenceable(48)) unnamed_addr #2 align 2

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

attributes #0 = { mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #1 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { mustprogress nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #3 = { nocallback nofree nounwind willreturn memory(argmem: readwrite) }
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 = !{!10, !10, i64 0}
!10 = !{!"any pointer", !7, i64 0}
!11 = !{!7, !7, i64 0}
!12 = distinct !{!12, !13}
!13 = !{!"llvm.loop.mustprogress"}
!14 = distinct !{!14, !13}
!15 = !{!16, !6, i64 4}
!16 = !{!"_ZTSSt4pairIKiiE", !6, i64 0, !6, i64 4}
!17 = !{!16, !6, i64 0}
!18 = !{i64 0, i64 8, !9}
!19 = distinct !{!19, !13}


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

%"class.std::map" = type { %"class.std::_Rb_tree" }
%"class.std::_Rb_tree" = type { %"struct.std::_Rb_tree<int, std::pair<const int, int>, std::_Select1st<std::pair<const int, int>>, std::less<int>>::_Rb_tree_impl" }
%"struct.std::_Rb_tree<int, std::pair<const int, int>, std::_Select1st<std::pair<const int, int>>, std::less<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 }
%"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 }
%"struct.std::_Rb_tree_iterator" = type { ptr }

; Function Attrs: mustprogress uwtable
define dso_local noundef i32 @_Z5solveiRKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE(i32 noundef %0, ptr noundef nonnull align 8 dereferenceable(32) %1) local_unnamed_addr #0 personality ptr @__gxx_personality_v0 {
  %3 = alloca %"class.std::map", align 8
  %4 = alloca %"class.std::vector", align 8
  %5 = alloca i32, align 4
  %6 = alloca %"class.std::allocator.0", align 1
  %7 = alloca i32, align 4
  %8 = alloca %"struct.std::_Rb_tree_iterator", align 8
  call void @llvm.lifetime.start.p0(i64 48, ptr nonnull %3) #4
  call void @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEEC2Ev(ptr noundef nonnull align 8 dereferenceable(48) %3) #4
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %4) #4
  %9 = sext i32 %0 to i64
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %5) #4
  store i32 -1, ptr %5, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %6) #4
  call void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %6) #4
  invoke void @_ZNSt6vectorIiSaIiEEC2EmRKiRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %4, i64 noundef %9, ptr noundef nonnull align 4 dereferenceable(4) %5, ptr noundef nonnull align 1 dereferenceable(1) %6)
          to label %10 unwind label %15

10:                                               ; preds = %2
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %6) #4
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %6) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %5) #4
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %7) #4
  store i32 0, ptr %7, align 4, !tbaa !5
  %11 = icmp sgt i32 %0, 0
  br i1 %11, label %.preheader, label %._crit_edge.thread

._crit_edge.thread:                               ; preds = %10
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %7) #4
  br label %._crit_edge42

.preheader:                                       ; preds = %10, %35
  %storemerge38 = phi i32 [ %.029.lcssa, %35 ], [ 0, %10 ]
  %12 = sext i32 %storemerge38 to i64
  %13 = add nsw i32 %storemerge38, 1
  %smax = call i32 @llvm.smax.i32(i32 %0, i32 %13)
  %14 = add nsw i32 %smax, -1
  br label %17

._crit_edge:                                      ; preds = %35
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %7) #4
  br i1 %11, label %.lr.ph, label %._crit_edge42

15:                                               ; preds = %2
  %16 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %6) #4
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %6) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %5) #4
  br label %78

17:                                               ; preds = %.preheader, %19
  %indvars.iv = phi i64 [ %12, %.preheader ], [ %indvars.iv.next, %19 ]
  %indvars.iv.next = add nsw i64 %indvars.iv, 1
  %18 = icmp slt i64 %indvars.iv.next, %9
  %.pre46 = load i32, ptr %7, align 4, !tbaa !5
  br i1 %18, label %19, label %split

19:                                               ; preds = %17
  %20 = sext i32 %.pre46 to i64
  %21 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %1, i64 noundef %20) #4
  %22 = load i8, ptr %21, align 1, !tbaa !9
  %23 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %1, i64 noundef %indvars.iv.next) #4
  %24 = load i8, ptr %23, align 1, !tbaa !9
  %.not = icmp eq i8 %22, %24
  br i1 %.not, label %17, label %._crit_edge45, !llvm.loop !10

._crit_edge45:                                    ; preds = %19
  %25 = trunc nsw i64 %indvars.iv.next to i32
  %26 = trunc nsw i64 %indvars.iv to i32
  %.pre = load i32, ptr %7, align 4, !tbaa !5
  br label %split

split:                                            ; preds = %17, %._crit_edge45
  %27 = phi i32 [ %.pre, %._crit_edge45 ], [ %.pre46, %17 ]
  %.029.in.lcssa = phi i32 [ %26, %._crit_edge45 ], [ %14, %17 ]
  %.029.lcssa = phi i32 [ %25, %._crit_edge45 ], [ %smax, %17 ]
  %28 = icmp sgt i32 %.029.in.lcssa, %27
  br i1 %28, label %29, label %35

29:                                               ; preds = %split
  %30 = invoke noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEEixERS3_(ptr noundef nonnull align 8 dereferenceable(48) %3, ptr noundef nonnull align 4 dereferenceable(4) %7)
          to label %31 unwind label %33

31:                                               ; preds = %29
  %32 = sub nsw i32 %.029.lcssa, %27
  store i32 %32, ptr %30, align 4, !tbaa !5
  %.pre47 = load i32, ptr %7, align 4, !tbaa !5
  br label %35

33:                                               ; preds = %29
  %34 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %7) #4
  br label %77

35:                                               ; preds = %31, %split
  %36 = phi i32 [ %.pre47, %31 ], [ %27, %split ]
  %37 = sext i32 %36 to i64
  %38 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %4, i64 noundef %37) #4
  store i32 %.029.lcssa, ptr %38, align 4, !tbaa !5
  store i32 %.029.lcssa, ptr %7, align 4, !tbaa !5
  %39 = icmp slt i32 %.029.lcssa, %0
  br i1 %39, label %.preheader, label %._crit_edge, !llvm.loop !12

._crit_edge42:                                    ; preds = %75, %._crit_edge.thread, %._crit_edge
  %.028.lcssa = phi i32 [ 0, %._crit_edge ], [ 0, %._crit_edge.thread ], [ %40, %75 ]
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %4) #4
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %4) #4
  call void @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %3) #4
  call void @llvm.lifetime.end.p0(i64 48, ptr nonnull %3) #4
  ret i32 %.028.lcssa

.lr.ph:                                           ; preds = %._crit_edge, %75
  %.02640 = phi i32 [ %.127, %75 ], [ 0, %._crit_edge ]
  %.02839 = phi i32 [ %40, %75 ], [ 0, %._crit_edge ]
  %40 = add nuw nsw i32 %.02839, 1
  %41 = call noundef zeroext i1 @_ZNKSt3mapIiiSt4lessIiESaISt4pairIKiiEEE5emptyEv(ptr noundef nonnull align 8 dereferenceable(48) %3) #4
  br i1 %41, label %42, label %51

42:                                               ; preds = %.lr.ph
  %43 = sext i32 %.02640 to i64
  %44 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %4, i64 noundef %43) #4
  %45 = load i32, ptr %44, align 4, !tbaa !5
  %46 = icmp slt i32 %45, %0
  br i1 %46, label %47, label %75

47:                                               ; preds = %42
  %48 = sext i32 %45 to i64
  %49 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %4, i64 noundef %48) #4
  %50 = load i32, ptr %49, align 4, !tbaa !5
  br label %75

51:                                               ; preds = %.lr.ph
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %8) #4
  %52 = call ptr @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEE5beginEv(ptr noundef nonnull align 8 dereferenceable(48) %3) #4
  store ptr %52, ptr %8, align 8
  %53 = call noundef ptr @_ZNKSt17_Rb_tree_iteratorISt4pairIKiiEEptEv(ptr noundef nonnull align 8 dereferenceable(8) %8) #4
  %54 = getelementptr inbounds i8, ptr %53, i64 4
  %55 = load i32, ptr %54, align 4, !tbaa !13
  %56 = add nsw i32 %55, -1
  store i32 %56, ptr %54, align 4, !tbaa !13
  %57 = call noundef ptr @_ZNKSt17_Rb_tree_iteratorISt4pairIKiiEEptEv(ptr noundef nonnull align 8 dereferenceable(8) %8) #4
  %58 = getelementptr inbounds i8, ptr %57, i64 4
  %59 = load i32, ptr %58, align 4, !tbaa !13
  %60 = icmp eq i32 %59, 1
  br i1 %60, label %68, label %61

61:                                               ; preds = %51
  %62 = call noundef ptr @_ZNKSt17_Rb_tree_iteratorISt4pairIKiiEEptEv(ptr noundef nonnull align 8 dereferenceable(8) %8) #4
  %63 = load i32, ptr %62, align 4, !tbaa !15
  %64 = sext i32 %.02640 to i64
  %65 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %4, i64 noundef %64) #4
  %66 = load i32, ptr %65, align 4, !tbaa !5
  %67 = icmp slt i32 %63, %66
  br i1 %67, label %68, label %72

68:                                               ; preds = %61, %51
  %.sroa.01.0.copyload = load ptr, ptr %8, align 8, !tbaa !16
  %69 = invoke ptr @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEE5eraseB5cxx11ESt17_Rb_tree_iteratorIS4_E(ptr noundef nonnull align 8 dereferenceable(48) %3, ptr %.sroa.01.0.copyload)
          to label %._crit_edge48 unwind label %70

._crit_edge48:                                    ; preds = %68
  %.pre49 = sext i32 %.02640 to i64
  br label %72

70:                                               ; preds = %68
  %71 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %8) #4
  br label %77

72:                                               ; preds = %._crit_edge48, %61
  %.pre-phi = phi i64 [ %.pre49, %._crit_edge48 ], [ %64, %61 ]
  %73 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %4, i64 noundef %.pre-phi) #4
  %74 = load i32, ptr %73, align 4, !tbaa !5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %8) #4
  br label %75

75:                                               ; preds = %42, %47, %72
  %.127 = phi i32 [ %50, %47 ], [ %45, %42 ], [ %74, %72 ]
  %76 = icmp slt i32 %.127, %0
  br i1 %76, label %.lr.ph, label %._crit_edge42, !llvm.loop !18

77:                                               ; preds = %70, %33
  %.pn = phi { ptr, i32 } [ %34, %33 ], [ %71, %70 ]
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %4) #4
  br label %78

78:                                               ; preds = %77, %15
  %.pn.pn = phi { ptr, i32 } [ %.pn, %77 ], [ %16, %15 ]
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %4) #4
  call void @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %3) #4
  call void @llvm.lifetime.end.p0(i64 48, ptr nonnull %3) #4
  resume { ptr, i32 } %.pn.pn
}

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEEC2Ev(ptr noundef nonnull align 8 dereferenceable(48)) unnamed_addr #2 align 2

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

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEEC2EmRKiRKS0_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #0 align 2

declare i32 @__gxx_personality_v0(...)

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

; Function Attrs: mustprogress nounwind uwtable
declare noundef nonnull align 1 dereferenceable(1) ptr @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32), i64 noundef) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEEixERS3_(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #0 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 #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZNKSt3mapIiiSt4lessIiESaISt4pairIKiiEEE5emptyEv(ptr noundef nonnull align 8 dereferenceable(48)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEE5beginEv(ptr noundef nonnull align 8 dereferenceable(48)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef ptr @_ZNKSt17_Rb_tree_iteratorISt4pairIKiiEEptEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local ptr @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEE5eraseB5cxx11ESt17_Rb_tree_iteratorIS4_E(ptr noundef nonnull align 8 dereferenceable(48), ptr) local_unnamed_addr #0 align 2

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEED2Ev(ptr noundef nonnull align 8 dereferenceable(48)) unnamed_addr #2 align 2

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

; Function Attrs: nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare i32 @llvm.smax.i32(i32, i32) #3

attributes #0 = { mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #1 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { mustprogress nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #3 = { nocallback nofree nosync nounwind speculatable willreturn memory(none) }
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 = !{!7, !7, i64 0}
!10 = distinct !{!10, !11}
!11 = !{!"llvm.loop.mustprogress"}
!12 = distinct !{!12, !11}
!13 = !{!14, !6, i64 4}
!14 = !{!"_ZTSSt4pairIKiiE", !6, i64 0, !6, i64 4}
!15 = !{!14, !6, i64 0}
!16 = !{!17, !17, i64 0}
!17 = !{!"any pointer", !7, i64 0}
!18 = distinct !{!18, !11}


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