; LLVM IR from Tunghohin/Competitive_Coding :: Codeforces/cf1738_B.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::basic_istream" = type { ptr, i64, %"class.std::basic_ios" }
%"class.std::basic_ios" = type { %"class.std::ios_base", ptr, i8, i8, ptr, ptr, ptr, ptr }
%"class.std::ios_base" = type { ptr, i64, i64, i32, i32, i32, ptr, %"struct.std::ios_base::_Words", [8 x %"struct.std::ios_base::_Words"], i32, ptr, %"class.std::locale" }
%"struct.std::ios_base::_Words" = type { ptr, i64 }
%"class.std::locale" = type { ptr }
%"class.std::basic_ostream" = type { ptr, %"class.std::basic_ios" }
%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<long long, std::allocator<long long>>::_Vector_impl" }
%"struct.std::_Vector_base<long long, std::allocator<long long>>::_Vector_impl" = type { %"struct.std::_Vector_base<long long, std::allocator<long long>>::_Vector_impl_data" }
%"struct.std::_Vector_base<long long, std::allocator<long long>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::allocator" = type { i8 }
%"class.__gnu_cxx::__normal_iterator" = type { ptr }

@_ZSt3cin = external global %"class.std::basic_istream", align 8
@_ZSt4cout = external global %"class.std::basic_ostream", align 8
@.str = external hidden unnamed_addr constant [5 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [4 x i8], align 1

; Function Attrs: mustprogress uwtable
define dso_local void @_Z5solvev() #0 personality ptr @__gxx_personality_v0 {
  %1 = alloca i64, align 8
  %2 = alloca i64, align 8
  %3 = alloca %"class.std::vector", align 8
  %4 = alloca %"class.std::allocator", align 1
  %5 = alloca ptr, align 8
  %6 = alloca i32, align 4
  %7 = alloca %"class.std::vector", align 8
  %8 = alloca %"class.std::allocator", align 1
  %9 = alloca i32, align 4
  %10 = alloca i32, align 4
  %11 = alloca i32, align 4
  %12 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %13 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %14 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %15 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %16 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %1) #4
  call void @llvm.lifetime.start.p0(i64 8, ptr %2) #4
  %17 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERx(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 8 dereferenceable(8) %1)
  %18 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERx(ptr noundef nonnull align 8 dereferenceable(16) %17, ptr noundef nonnull align 8 dereferenceable(8) %2)
  call void @llvm.lifetime.start.p0(i64 24, ptr %3) #4
  %19 = load i64, ptr %1, align 8, !tbaa !5
  %20 = add nsw i64 %19, 1
  call void @llvm.lifetime.start.p0(i64 1, ptr %4) #4
  call void @_ZNSaIxEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %4) #4
  invoke void @_ZNSt6vectorIxSaIxEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %20, ptr noundef nonnull align 1 dereferenceable(1) %4)
          to label %21 unwind label %36

21:                                               ; preds = %0
  call void @_ZNSt15__new_allocatorIxED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %4) #4
  call void @llvm.lifetime.end.p0(i64 1, ptr %4) #4
  call void @llvm.lifetime.start.p0(i64 24, ptr %7) #4
  %22 = load i64, ptr %1, align 8, !tbaa !5
  %23 = add nsw i64 %22, 1
  call void @llvm.lifetime.start.p0(i64 1, ptr %8) #4
  call void @_ZNSaIxEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %8) #4
  invoke void @_ZNSt6vectorIxSaIxEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %7, i64 noundef %23, ptr noundef nonnull align 1 dereferenceable(1) %8)
          to label %24 unwind label %40

24:                                               ; preds = %21
  call void @_ZNSt15__new_allocatorIxED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %8) #4
  call void @llvm.lifetime.end.p0(i64 1, ptr %8) #4
  call void @llvm.lifetime.start.p0(i64 4, ptr %9) #4
  %25 = load i64, ptr %1, align 8, !tbaa !5
  %26 = load i64, ptr %2, align 8, !tbaa !5
  %27 = sub nsw i64 %25, %26
  %28 = add nsw i64 %27, 1
  %29 = trunc i64 %28 to i32
  store i32 %29, ptr %9, align 4, !tbaa !9
  br label %30

30:                                               ; preds = %50, %24
  %31 = load i32, ptr %9, align 4, !tbaa !9
  %32 = sext i32 %31 to i64
  %33 = load i64, ptr %1, align 8, !tbaa !5
  %34 = icmp sle i64 %32, %33
  br i1 %34, label %44, label %35

35:                                               ; preds = %30
  call void @llvm.lifetime.end.p0(i64 4, ptr %9) #4
  br label %57

36:                                               ; preds = %0
  %37 = landingpad { ptr, i32 }
          cleanup
  %38 = extractvalue { ptr, i32 } %37, 0
  store ptr %38, ptr %5, align 8
  %39 = extractvalue { ptr, i32 } %37, 1
  store i32 %39, ptr %6, align 4
  call void @_ZNSt15__new_allocatorIxED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %4) #4
  call void @llvm.lifetime.end.p0(i64 1, ptr %4) #4
  br label %153

40:                                               ; preds = %21
  %41 = landingpad { ptr, i32 }
          cleanup
  %42 = extractvalue { ptr, i32 } %41, 0
  store ptr %42, ptr %5, align 8
  %43 = extractvalue { ptr, i32 } %41, 1
  store i32 %43, ptr %6, align 4
  call void @_ZNSt15__new_allocatorIxED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %8) #4
  call void @llvm.lifetime.end.p0(i64 1, ptr %8) #4
  br label %152

44:                                               ; preds = %30
  %45 = load i32, ptr %9, align 4, !tbaa !9
  %46 = sext i32 %45 to i64
  %47 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %7, i64 noundef %46) #4
  %48 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERx(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 8 dereferenceable(8) %47)
          to label %49 unwind label %53

49:                                               ; preds = %44
  br label %50

50:                                               ; preds = %49
  %51 = load i32, ptr %9, align 4, !tbaa !9
  %52 = add nsw i32 %51, 1
  store i32 %52, ptr %9, align 4, !tbaa !9
  br label %30, !llvm.loop !11

53:                                               ; preds = %44
  %54 = landingpad { ptr, i32 }
          cleanup
  %55 = extractvalue { ptr, i32 } %54, 0
  store ptr %55, ptr %5, align 8
  %56 = extractvalue { ptr, i32 } %54, 1
  store i32 %56, ptr %6, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %9) #4
  br label %151

57:                                               ; preds = %35
  call void @llvm.lifetime.start.p0(i64 4, ptr %10) #4
  %58 = load i64, ptr %1, align 8, !tbaa !5
  %59 = load i64, ptr %2, align 8, !tbaa !5
  %60 = sub nsw i64 %58, %59
  %61 = add nsw i64 %60, 2
  %62 = trunc i64 %61 to i32
  store i32 %62, ptr %10, align 4, !tbaa !9
  br label %63

63:                                               ; preds = %83, %57
  %64 = load i32, ptr %10, align 4, !tbaa !9
  %65 = sext i32 %64 to i64
  %66 = load i64, ptr %1, align 8, !tbaa !5
  %67 = icmp sle i64 %65, %66
  br i1 %67, label %69, label %68

68:                                               ; preds = %63
  call void @llvm.lifetime.end.p0(i64 4, ptr %10) #4
  br label %86

69:                                               ; preds = %63
  %70 = load i32, ptr %10, align 4, !tbaa !9
  %71 = sext i32 %70 to i64
  %72 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %7, i64 noundef %71) #4
  %73 = load i64, ptr %72, align 8, !tbaa !5
  %74 = load i32, ptr %10, align 4, !tbaa !9
  %75 = sub nsw i32 %74, 1
  %76 = sext i32 %75 to i64
  %77 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %7, i64 noundef %76) #4
  %78 = load i64, ptr %77, align 8, !tbaa !5
  %79 = sub nsw i64 %73, %78
  %80 = load i32, ptr %10, align 4, !tbaa !9
  %81 = sext i32 %80 to i64
  %82 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %81) #4
  store i64 %79, ptr %82, align 8, !tbaa !5
  br label %83

83:                                               ; preds = %69
  %84 = load i32, ptr %10, align 4, !tbaa !9
  %85 = add nsw i32 %84, 1
  store i32 %85, ptr %10, align 4, !tbaa !9
  br label %63, !llvm.loop !13

86:                                               ; preds = %68
  %87 = load i64, ptr %2, align 8, !tbaa !5
  %88 = icmp eq i64 %87, 1
  br i1 %88, label %89, label %96

89:                                               ; preds = %86
  %90 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef @.str)
          to label %91 unwind label %92

91:                                               ; preds = %89
  store i32 1, ptr %11, align 4
  br label %148

92:                                               ; preds = %145, %142, %116, %89
  %93 = landingpad { ptr, i32 }
          cleanup
  %94 = extractvalue { ptr, i32 } %93, 0
  store ptr %94, ptr %5, align 8
  %95 = extractvalue { ptr, i32 } %93, 1
  store i32 %95, ptr %6, align 4
  br label %151

96:                                               ; preds = %86
  call void @llvm.lifetime.start.p0(i64 8, ptr %13) #4
  call void @llvm.lifetime.start.p0(i64 8, ptr %14) #4
  call void @llvm.lifetime.start.p0(i64 8, ptr %15) #4
  %97 = call ptr @_ZNSt6vectorIxSaIxEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %3) #4
  %98 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %15, i32 0, i32 0
  store ptr %97, ptr %98, align 8
  %99 = load i64, ptr %1, align 8, !tbaa !5
  %100 = call ptr @_ZNK9__gnu_cxx17__normal_iteratorIPxSt6vectorIxSaIxEEEplEl(ptr noundef nonnull align 8 dereferenceable(8) %15, i64 noundef %99) #4
  %101 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %14, i32 0, i32 0
  store ptr %100, ptr %101, align 8
  %102 = load i64, ptr %2, align 8, !tbaa !5
  %103 = call ptr @_ZNK9__gnu_cxx17__normal_iteratorIPxSt6vectorIxSaIxEEEmiEl(ptr noundef nonnull align 8 dereferenceable(8) %14, i64 noundef %102) #4
  %104 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %13, i32 0, i32 0
  store ptr %103, ptr %104, align 8
  %105 = call ptr @_ZNK9__gnu_cxx17__normal_iteratorIPxSt6vectorIxSaIxEEEplEl(ptr noundef nonnull align 8 dereferenceable(8) %13, i64 noundef 2) #4
  %106 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %12, i32 0, i32 0
  store ptr %105, ptr %106, align 8
  %107 = call ptr @_ZNSt6vectorIxSaIxEE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %3) #4
  %108 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %16, i32 0, i32 0
  store ptr %107, ptr %108, align 8
  %109 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %12, i32 0, i32 0
  %110 = load ptr, ptr %109, align 8
  %111 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %16, i32 0, i32 0
  %112 = load ptr, ptr %111, align 8
  %113 = invoke noundef zeroext i1 @_ZSt9is_sortedIN9__gnu_cxx17__normal_iteratorIPxSt6vectorIxSaIxEEEEEbT_S7_(ptr %110, ptr %112)
          to label %114 unwind label %119

114:                                              ; preds = %96
  %115 = xor i1 %113, true
  call void @llvm.lifetime.end.p0(i64 8, ptr %15) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %14) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %13) #4
  br i1 %115, label %116, label %123

116:                                              ; preds = %114
  %117 = 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 %118 unwind label %92

118:                                              ; preds = %116
  store i32 1, ptr %11, align 4
  br label %148

119:                                              ; preds = %96
  %120 = landingpad { ptr, i32 }
          cleanup
  %121 = extractvalue { ptr, i32 } %120, 0
  store ptr %121, ptr %5, align 8
  %122 = extractvalue { ptr, i32 } %120, 1
  store i32 %122, ptr %6, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %15) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %14) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %13) #4
  br label %151

123:                                              ; preds = %114
  %124 = load i64, ptr %1, align 8, !tbaa !5
  %125 = load i64, ptr %2, align 8, !tbaa !5
  %126 = sub nsw i64 %124, %125
  %127 = add nsw i64 %126, 1
  %128 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %7, i64 noundef %127) #4
  %129 = load i64, ptr %128, align 8, !tbaa !5
  %130 = load i64, ptr %1, align 8, !tbaa !5
  %131 = load i64, ptr %2, align 8, !tbaa !5
  %132 = sub nsw i64 %130, %131
  %133 = add nsw i64 %132, 2
  %134 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %133) #4
  %135 = load i64, ptr %134, align 8, !tbaa !5
  %136 = load i64, ptr %1, align 8, !tbaa !5
  %137 = load i64, ptr %2, align 8, !tbaa !5
  %138 = sub nsw i64 %136, %137
  %139 = add nsw i64 %138, 1
  %140 = mul nsw i64 %135, %139
  %141 = icmp sgt i64 %129, %140
  br i1 %141, label %142, label %145

142:                                              ; preds = %123
  %143 = 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 %144 unwind label %92

144:                                              ; preds = %142
  store i32 1, ptr %11, align 4
  br label %148

145:                                              ; preds = %123
  %146 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef @.str)
          to label %147 unwind label %92

147:                                              ; preds = %145
  store i32 0, ptr %11, align 4
  br label %148

148:                                              ; preds = %147, %144, %118, %91
  call void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %7) #4
  call void @llvm.lifetime.end.p0(i64 24, ptr %7) #4
  call void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %3) #4
  call void @llvm.lifetime.end.p0(i64 24, ptr %3) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %2) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %1) #4
  %149 = load i32, ptr %11, align 4
  switch i32 %149, label %159 [
    i32 0, label %150
    i32 1, label %150
  ]

150:                                              ; preds = %148, %148
  ret void

151:                                              ; preds = %119, %92, %53
  call void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %7) #4
  br label %152

152:                                              ; preds = %151, %40
  call void @llvm.lifetime.end.p0(i64 24, ptr %7) #4
  call void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %3) #4
  br label %153

153:                                              ; preds = %152, %36
  call void @llvm.lifetime.end.p0(i64 24, ptr %3) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %2) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %1) #4
  br label %154

154:                                              ; preds = %153
  %155 = load ptr, ptr %5, align 8
  %156 = load i32, ptr %6, align 4
  %157 = insertvalue { ptr, i32 } poison, ptr %155, 0
  %158 = insertvalue { ptr, i32 } %157, i32 %156, 1
  resume { ptr, i32 } %158

159:                                              ; preds = %148
  unreachable
}

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

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERx(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 8 dereferenceable(8)) #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaIxEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIxSaIxEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, 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 dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #2 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) #3

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local noundef zeroext i1 @_ZSt9is_sortedIN9__gnu_cxx17__normal_iteratorIPxSt6vectorIxSaIxEEEEEbT_S7_(ptr, ptr) #3

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNK9__gnu_cxx17__normal_iteratorIPxSt6vectorIxSaIxEEEplEl(ptr noundef nonnull align 8 dereferenceable(8), i64 noundef) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNK9__gnu_cxx17__normal_iteratorIPxSt6vectorIxSaIxEEEmiEl(ptr noundef nonnull align 8 dereferenceable(8), i64 noundef) #2 align 2

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIxED2Ev(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 = { 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 #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 = !{!"long long", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"int", !7, i64 0}
!11 = distinct !{!11, !12}
!12 = !{!"llvm.loop.mustprogress"}
!13 = distinct !{!13, !12}


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

%"class.std::basic_istream" = type { ptr, i64, %"class.std::basic_ios" }
%"class.std::basic_ios" = type { %"class.std::ios_base", ptr, i8, i8, ptr, ptr, ptr, ptr }
%"class.std::ios_base" = type { ptr, i64, i64, i32, i32, i32, ptr, %"struct.std::ios_base::_Words", [8 x %"struct.std::ios_base::_Words"], i32, ptr, %"class.std::locale" }
%"struct.std::ios_base::_Words" = type { ptr, i64 }
%"class.std::locale" = type { ptr }
%"class.std::basic_ostream" = type { ptr, %"class.std::basic_ios" }
%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<long long, std::allocator<long long>>::_Vector_impl" }
%"struct.std::_Vector_base<long long, std::allocator<long long>>::_Vector_impl" = type { %"struct.std::_Vector_base<long long, std::allocator<long long>>::_Vector_impl_data" }
%"struct.std::_Vector_base<long long, std::allocator<long long>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::allocator" = type { i8 }
%"class.__gnu_cxx::__normal_iterator" = type { ptr }

@_ZSt3cin = external global %"class.std::basic_istream", align 8
@_ZSt4cout = external global %"class.std::basic_ostream", align 8
@.str = external hidden unnamed_addr constant [5 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [4 x i8], align 1

; Function Attrs: mustprogress uwtable
define dso_local void @_Z5solvev() local_unnamed_addr #0 personality ptr @__gxx_personality_v0 {
  %1 = alloca i64, align 8
  %2 = alloca i64, align 8
  %3 = alloca %"class.std::vector", align 8
  %4 = alloca %"class.std::allocator", align 1
  %5 = alloca %"class.std::vector", align 8
  %6 = alloca %"class.std::allocator", align 1
  %7 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %8 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %9 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %1) #4
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %2) #4
  %10 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERx(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 8 dereferenceable(8) %1)
  %11 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERx(ptr noundef nonnull align 8 dereferenceable(16) %10, ptr noundef nonnull align 8 dereferenceable(8) %2)
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %3) #4
  %12 = load i64, ptr %1, align 8, !tbaa !5
  %13 = add nsw i64 %12, 1
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %4) #4
  call void @_ZNSaIxEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %4) #4
  invoke void @_ZNSt6vectorIxSaIxEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %13, ptr noundef nonnull align 1 dereferenceable(1) %4)
          to label %14 unwind label %30

14:                                               ; preds = %0
  call void @_ZNSt15__new_allocatorIxED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %4) #4
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %4) #4
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %5) #4
  %15 = load i64, ptr %1, align 8, !tbaa !5
  %16 = add nsw i64 %15, 1
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %6) #4
  call void @_ZNSaIxEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %6) #4
  invoke void @_ZNSt6vectorIxSaIxEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %5, i64 noundef %16, ptr noundef nonnull align 1 dereferenceable(1) %6)
          to label %17 unwind label %32

17:                                               ; preds = %14
  call void @_ZNSt15__new_allocatorIxED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %6) #4
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %6) #4
  %18 = load i64, ptr %1, align 8, !tbaa !5
  %19 = load i64, ptr %2, align 8, !tbaa !5
  %20 = sub nsw i64 %18, %19
  %21 = trunc i64 %20 to i32
  br label %22

22:                                               ; preds = %34, %17
  %.014.in = phi i32 [ %21, %17 ], [ %.014, %34 ]
  %.014 = add i32 %.014.in, 1
  %23 = sext i32 %.014 to i64
  %24 = load i64, ptr %1, align 8, !tbaa !5
  %.not = icmp slt i64 %24, %23
  br i1 %.not, label %25, label %34

25:                                               ; preds = %22
  %26 = load i64, ptr %2, align 8, !tbaa !5
  %27 = sub nsw i64 %24, %26
  %28 = shl i64 %27, 32
  %sext = add i64 %28, 8589934592
  %29 = ashr exact i64 %sext, 32
  %.not1825 = icmp slt i64 %24, %29
  br i1 %.not1825, label %._crit_edge, label %.lr.ph

30:                                               ; preds = %0
  %31 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt15__new_allocatorIxED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %4) #4
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %4) #4
  br label %87

32:                                               ; preds = %14
  %33 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt15__new_allocatorIxED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %6) #4
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %6) #4
  br label %86

34:                                               ; preds = %22
  %35 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %5, i64 noundef %23) #4
  %36 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERx(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 8 dereferenceable(8) %35)
          to label %22 unwind label %37, !llvm.loop !9

37:                                               ; preds = %34
  %38 = landingpad { ptr, i32 }
          cleanup
  br label %85

._crit_edge.loopexit:                             ; preds = %.lr.ph
  %.pre = load i64, ptr %2, align 8, !tbaa !5
  br label %._crit_edge

._crit_edge:                                      ; preds = %._crit_edge.loopexit, %25
  %39 = phi i64 [ %.pre, %._crit_edge.loopexit ], [ %26, %25 ]
  %40 = icmp eq i64 %39, 1
  br i1 %40, label %.invoke, label %51

.lr.ph:                                           ; preds = %25, %.lr.ph
  %indvars.iv = phi i64 [ %indvars.iv.next, %.lr.ph ], [ %29, %25 ]
  %41 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %5, i64 noundef %indvars.iv) #4
  %42 = load i64, ptr %41, align 8, !tbaa !5
  %43 = add nsw i64 %indvars.iv, -1
  %44 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %5, i64 noundef %43) #4
  %45 = load i64, ptr %44, align 8, !tbaa !5
  %46 = sub nsw i64 %42, %45
  %47 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %indvars.iv) #4
  store i64 %46, ptr %47, align 8, !tbaa !5
  %indvars.iv.next = add nsw i64 %indvars.iv, 1
  %48 = load i64, ptr %1, align 8, !tbaa !5
  %.not18.not = icmp sgt i64 %48, %indvars.iv
  br i1 %.not18.not, label %.lr.ph, label %._crit_edge.loopexit, !llvm.loop !11

49:                                               ; preds = %.invoke
  %50 = landingpad { ptr, i32 }
          cleanup
  br label %85

51:                                               ; preds = %._crit_edge
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %7) #4
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %8) #4
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %9) #4
  %52 = call ptr @_ZNSt6vectorIxSaIxEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %3) #4
  store ptr %52, ptr %9, align 8
  %53 = load i64, ptr %1, align 8, !tbaa !5
  %54 = call ptr @_ZNK9__gnu_cxx17__normal_iteratorIPxSt6vectorIxSaIxEEEplEl(ptr noundef nonnull align 8 dereferenceable(8) %9, i64 noundef %53) #4
  store ptr %54, ptr %8, align 8
  %55 = load i64, ptr %2, align 8, !tbaa !5
  %56 = call ptr @_ZNK9__gnu_cxx17__normal_iteratorIPxSt6vectorIxSaIxEEEmiEl(ptr noundef nonnull align 8 dereferenceable(8) %8, i64 noundef %55) #4
  store ptr %56, ptr %7, align 8
  %57 = call ptr @_ZNK9__gnu_cxx17__normal_iteratorIPxSt6vectorIxSaIxEEEplEl(ptr noundef nonnull align 8 dereferenceable(8) %7, i64 noundef 2) #4
  %58 = call ptr @_ZNSt6vectorIxSaIxEE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %3) #4
  %59 = invoke noundef zeroext i1 @_ZSt9is_sortedIN9__gnu_cxx17__normal_iteratorIPxSt6vectorIxSaIxEEEEEbT_S7_(ptr %57, ptr %58)
          to label %60 unwind label %61

60:                                               ; preds = %51
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %9) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %8) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %7) #4
  br i1 %59, label %63, label %.invoke

61:                                               ; preds = %51
  %62 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %9) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %8) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %7) #4
  br label %85

63:                                               ; preds = %60
  %64 = load i64, ptr %1, align 8, !tbaa !5
  %65 = load i64, ptr %2, align 8, !tbaa !5
  %66 = add i64 %64, 1
  %67 = sub i64 %66, %65
  %68 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %5, i64 noundef %67) #4
  %69 = load i64, ptr %68, align 8, !tbaa !5
  %70 = load i64, ptr %1, align 8, !tbaa !5
  %71 = load i64, ptr %2, align 8, !tbaa !5
  %72 = add i64 %70, 2
  %73 = sub i64 %72, %71
  %74 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %73) #4
  %75 = load i64, ptr %74, align 8, !tbaa !5
  %76 = load i64, ptr %1, align 8, !tbaa !5
  %77 = load i64, ptr %2, align 8, !tbaa !5
  %78 = add i64 %76, 1
  %79 = sub i64 %78, %77
  %80 = mul nsw i64 %79, %75
  %81 = icmp sgt i64 %69, %80
  %.str.1..str = select i1 %81, ptr @.str.1, ptr @.str
  br label %.invoke

.invoke:                                          ; preds = %._crit_edge, %63, %60
  %82 = phi ptr [ @.str.1, %60 ], [ %.str.1..str, %63 ], [ @.str, %._crit_edge ]
  %83 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef nonnull %82)
          to label %84 unwind label %49

84:                                               ; preds = %.invoke
  call void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %5) #4
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %5) #4
  call void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %3) #4
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %3) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %2) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %1) #4
  ret void

85:                                               ; preds = %61, %49, %37
  %.pn = phi { ptr, i32 } [ %38, %37 ], [ %50, %49 ], [ %62, %61 ]
  call void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %5) #4
  br label %86

86:                                               ; preds = %85, %32
  %.pn.pn = phi { ptr, i32 } [ %.pn, %85 ], [ %33, %32 ]
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %5) #4
  call void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %3) #4
  br label %87

87:                                               ; preds = %86, %30
  %.pn.pn.pn = phi { ptr, i32 } [ %.pn.pn, %86 ], [ %31, %30 ]
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %3) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %2) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %1) #4
  resume { ptr, i32 } %.pn.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 uwtable
declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERx(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaIxEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIxSaIxEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, 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 dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #2 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 #3

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local noundef zeroext i1 @_ZSt9is_sortedIN9__gnu_cxx17__normal_iteratorIPxSt6vectorIxSaIxEEEEEbT_S7_(ptr, ptr) local_unnamed_addr #3

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNK9__gnu_cxx17__normal_iteratorIPxSt6vectorIxSaIxEEEplEl(ptr noundef nonnull align 8 dereferenceable(8), i64 noundef) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNK9__gnu_cxx17__normal_iteratorIPxSt6vectorIxSaIxEEEmiEl(ptr noundef nonnull align 8 dereferenceable(8), i64 noundef) local_unnamed_addr #2 align 2

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIxED2Ev(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 = { 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 = { 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 #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 = !{!"long long", !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}


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