; LLVM IR from AdarshGaur/Competitive-Programming :: Codechef/Random Problems/K Concatenation.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 }

@_ZSt3cin = external global %"class.std::basic_istream", align 8
@_ZSt4cout = external global %"class.std::basic_ostream", align 8
@.str = external hidden unnamed_addr constant [2 x i8], align 1

; Function Attrs: mustprogress 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 i64, align 8
  %8 = alloca i64, align 8
  %9 = alloca i64, align 8
  %10 = alloca i64, align 8
  %11 = alloca i64, align 8
  %12 = alloca i64, align 8
  %13 = alloca i64, align 8
  %14 = alloca i64, align 8
  %15 = alloca i64, align 8
  %16 = alloca i64, align 8
  %17 = alloca i64, align 8
  %18 = alloca i64, align 8
  %19 = alloca i64, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %1) #5
  call void @llvm.lifetime.start.p0(i64 8, ptr %2) #5
  %20 = 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)
  %21 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERx(ptr noundef nonnull align 8 dereferenceable(16) %20, ptr noundef nonnull align 8 dereferenceable(8) %2)
  call void @llvm.lifetime.start.p0(i64 24, ptr %3) #5
  %22 = load i64, ptr %1, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 1, ptr %4) #5
  call void @_ZNSaIxEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %4) #5
  invoke void @_ZNSt6vectorIxSaIxEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %22, ptr noundef nonnull align 1 dereferenceable(1) %4)
          to label %23 unwind label %29

23:                                               ; preds = %0
  call void @_ZNSt15__new_allocatorIxED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %4) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr %4) #5
  call void @llvm.lifetime.start.p0(i64 8, ptr %7) #5
  store i64 0, ptr %7, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %8) #5
  store i64 0, ptr %8, align 8, !tbaa !5
  br label %24

24:                                               ; preds = %43, %23
  %25 = load i64, ptr %8, align 8, !tbaa !5
  %26 = load i64, ptr %1, align 8, !tbaa !5
  %27 = icmp slt i64 %25, %26
  br i1 %27, label %33, label %28

28:                                               ; preds = %24
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #5
  br label %50

29:                                               ; preds = %0
  %30 = landingpad { ptr, i32 }
          cleanup
  %31 = extractvalue { ptr, i32 } %30, 0
  store ptr %31, ptr %5, align 8
  %32 = extractvalue { ptr, i32 } %30, 1
  store i32 %32, ptr %6, align 4
  call void @_ZNSt15__new_allocatorIxED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %4) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr %4) #5
  br label %155

33:                                               ; preds = %24
  %34 = load i64, ptr %8, align 8, !tbaa !5
  %35 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %34) #5
  %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 %37 unwind label %46

37:                                               ; preds = %33
  %38 = load i64, ptr %8, align 8, !tbaa !5
  %39 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %38) #5
  %40 = load i64, ptr %39, align 8, !tbaa !5
  %41 = load i64, ptr %7, align 8, !tbaa !5
  %42 = add nsw i64 %41, %40
  store i64 %42, ptr %7, align 8, !tbaa !5
  br label %43

43:                                               ; preds = %37
  %44 = load i64, ptr %8, align 8, !tbaa !5
  %45 = add nsw i64 %44, 1
  store i64 %45, ptr %8, align 8, !tbaa !5
  br label %24, !llvm.loop !9

46:                                               ; preds = %33
  %47 = landingpad { ptr, i32 }
          cleanup
  %48 = extractvalue { ptr, i32 } %47, 0
  store ptr %48, ptr %5, align 8
  %49 = extractvalue { ptr, i32 } %47, 1
  store i32 %49, ptr %6, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #5
  br label %154

50:                                               ; preds = %28
  call void @llvm.lifetime.start.p0(i64 8, ptr %9) #5
  store i64 0, ptr %9, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %10) #5
  store i64 -2000000000000000000, ptr %10, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %11) #5
  store i64 0, ptr %11, align 8, !tbaa !5
  br label %51

51:                                               ; preds = %73, %50
  %52 = load i64, ptr %11, align 8, !tbaa !5
  %53 = load i64, ptr %1, align 8, !tbaa !5
  %54 = icmp slt i64 %52, %53
  br i1 %54, label %56, label %55

55:                                               ; preds = %51
  call void @llvm.lifetime.end.p0(i64 8, ptr %11) #5
  br label %76

56:                                               ; preds = %51
  %57 = load i64, ptr %11, align 8, !tbaa !5
  %58 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %57) #5
  %59 = load i64, ptr %58, align 8, !tbaa !5
  %60 = load i64, ptr %9, align 8, !tbaa !5
  %61 = add nsw i64 %60, %59
  store i64 %61, ptr %9, align 8, !tbaa !5
  %62 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZSt3maxIxERKT_S2_S2_(ptr noundef nonnull align 8 dereferenceable(8) %9, ptr noundef nonnull align 8 dereferenceable(8) %10)
          to label %63 unwind label %68

63:                                               ; preds = %56
  %64 = load i64, ptr %62, align 8, !tbaa !5
  store i64 %64, ptr %10, align 8, !tbaa !5
  %65 = load i64, ptr %9, align 8, !tbaa !5
  %66 = icmp slt i64 %65, 0
  br i1 %66, label %67, label %72

67:                                               ; preds = %63
  store i64 0, ptr %9, align 8, !tbaa !5
  br label %72

68:                                               ; preds = %56
  %69 = landingpad { ptr, i32 }
          cleanup
  %70 = extractvalue { ptr, i32 } %69, 0
  store ptr %70, ptr %5, align 8
  %71 = extractvalue { ptr, i32 } %69, 1
  store i32 %71, ptr %6, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %11) #5
  br label %153

72:                                               ; preds = %67, %63
  br label %73

73:                                               ; preds = %72
  %74 = load i64, ptr %11, align 8, !tbaa !5
  %75 = add nsw i64 %74, 1
  store i64 %75, ptr %11, align 8, !tbaa !5
  br label %51, !llvm.loop !11

76:                                               ; preds = %55
  %77 = load i64, ptr %2, align 8, !tbaa !5
  %78 = icmp sgt i64 %77, 1
  br i1 %78, label %79, label %143

79:                                               ; preds = %76
  call void @llvm.lifetime.start.p0(i64 8, ptr %12) #5
  store i64 0, ptr %12, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %13) #5
  store i64 0, ptr %13, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %14) #5
  store i64 0, ptr %14, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %15) #5
  store i64 0, ptr %15, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %16) #5
  store i64 0, ptr %16, align 8, !tbaa !5
  br label %80

80:                                               ; preds = %105, %79
  %81 = load i64, ptr %16, align 8, !tbaa !5
  %82 = load i64, ptr %1, align 8, !tbaa !5
  %83 = icmp slt i64 %81, %82
  br i1 %83, label %85, label %84

84:                                               ; preds = %80
  call void @llvm.lifetime.end.p0(i64 8, ptr %16) #5
  br label %112

85:                                               ; preds = %80
  %86 = load i64, ptr %16, align 8, !tbaa !5
  %87 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %86) #5
  %88 = load i64, ptr %87, align 8, !tbaa !5
  %89 = load i64, ptr %14, align 8, !tbaa !5
  %90 = add nsw i64 %89, %88
  store i64 %90, ptr %14, align 8, !tbaa !5
  %91 = load i64, ptr %1, align 8, !tbaa !5
  %92 = sub nsw i64 %91, 1
  %93 = load i64, ptr %16, align 8, !tbaa !5
  %94 = sub nsw i64 %92, %93
  %95 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %94) #5
  %96 = load i64, ptr %95, align 8, !tbaa !5
  %97 = load i64, ptr %15, align 8, !tbaa !5
  %98 = add nsw i64 %97, %96
  store i64 %98, ptr %15, align 8, !tbaa !5
  %99 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZSt3maxIxERKT_S2_S2_(ptr noundef nonnull align 8 dereferenceable(8) %12, ptr noundef nonnull align 8 dereferenceable(8) %14)
          to label %100 unwind label %108

100:                                              ; preds = %85
  %101 = load i64, ptr %99, align 8, !tbaa !5
  store i64 %101, ptr %12, align 8, !tbaa !5
  %102 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZSt3maxIxERKT_S2_S2_(ptr noundef nonnull align 8 dereferenceable(8) %13, ptr noundef nonnull align 8 dereferenceable(8) %15)
          to label %103 unwind label %108

103:                                              ; preds = %100
  %104 = load i64, ptr %102, align 8, !tbaa !5
  store i64 %104, ptr %13, align 8, !tbaa !5
  br label %105

105:                                              ; preds = %103
  %106 = load i64, ptr %16, align 8, !tbaa !5
  %107 = add nsw i64 %106, 1
  store i64 %107, ptr %16, align 8, !tbaa !5
  br label %80, !llvm.loop !12

108:                                              ; preds = %100, %85
  %109 = landingpad { ptr, i32 }
          cleanup
  %110 = extractvalue { ptr, i32 } %109, 0
  store ptr %110, ptr %5, align 8
  %111 = extractvalue { ptr, i32 } %109, 1
  store i32 %111, ptr %6, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %16) #5
  br label %142

112:                                              ; preds = %84
  %113 = load i64, ptr %12, align 8, !tbaa !5
  %114 = load i64, ptr %13, align 8, !tbaa !5
  %115 = add nsw i64 %113, %114
  %116 = icmp sgt i64 %115, 0
  br i1 %116, label %117, label %141

117:                                              ; preds = %112
  call void @llvm.lifetime.start.p0(i64 8, ptr %17) #5
  call void @llvm.lifetime.start.p0(i64 8, ptr %18) #5
  store i64 0, ptr %18, align 8, !tbaa !5
  %118 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZSt3maxIxERKT_S2_S2_(ptr noundef nonnull align 8 dereferenceable(8) %7, ptr noundef nonnull align 8 dereferenceable(8) %18)
          to label %119 unwind label %132

119:                                              ; preds = %117
  %120 = load i64, ptr %118, align 8, !tbaa !5
  call void @llvm.lifetime.end.p0(i64 8, ptr %18) #5
  store i64 %120, ptr %17, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %19) #5
  %121 = load i64, ptr %12, align 8, !tbaa !5
  %122 = load i64, ptr %13, align 8, !tbaa !5
  %123 = add nsw i64 %121, %122
  %124 = load i64, ptr %17, align 8, !tbaa !5
  %125 = load i64, ptr %2, align 8, !tbaa !5
  %126 = sub nsw i64 %125, 2
  %127 = mul nsw i64 %124, %126
  %128 = add nsw i64 %123, %127
  store i64 %128, ptr %19, align 8, !tbaa !5
  %129 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZSt3maxIxERKT_S2_S2_(ptr noundef nonnull align 8 dereferenceable(8) %19, ptr noundef nonnull align 8 dereferenceable(8) %10)
          to label %130 unwind label %136

130:                                              ; preds = %119
  %131 = load i64, ptr %129, align 8, !tbaa !5
  store i64 %131, ptr %10, align 8, !tbaa !5
  call void @llvm.lifetime.end.p0(i64 8, ptr %19) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %17) #5
  br label %141

132:                                              ; preds = %117
  %133 = landingpad { ptr, i32 }
          cleanup
  %134 = extractvalue { ptr, i32 } %133, 0
  store ptr %134, ptr %5, align 8
  %135 = extractvalue { ptr, i32 } %133, 1
  store i32 %135, ptr %6, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %18) #5
  br label %140

136:                                              ; preds = %119
  %137 = landingpad { ptr, i32 }
          cleanup
  %138 = extractvalue { ptr, i32 } %137, 0
  store ptr %138, ptr %5, align 8
  %139 = extractvalue { ptr, i32 } %137, 1
  store i32 %139, ptr %6, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %19) #5
  br label %140

140:                                              ; preds = %136, %132
  call void @llvm.lifetime.end.p0(i64 8, ptr %17) #5
  br label %142

141:                                              ; preds = %130, %112
  call void @llvm.lifetime.end.p0(i64 8, ptr %15) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %14) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %13) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %12) #5
  br label %143

142:                                              ; preds = %140, %108
  call void @llvm.lifetime.end.p0(i64 8, ptr %15) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %14) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %13) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %12) #5
  br label %153

143:                                              ; preds = %141, %76
  %144 = load i64, ptr %10, align 8, !tbaa !5
  %145 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEx(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i64 noundef %144)
          to label %146 unwind label %149

146:                                              ; preds = %143
  %147 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %145, ptr noundef @.str)
          to label %148 unwind label %149

148:                                              ; preds = %146
  call void @llvm.lifetime.end.p0(i64 8, ptr %10) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %9) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %7) #5
  call void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %3) #5
  call void @llvm.lifetime.end.p0(i64 24, ptr %3) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %2) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %1) #5
  ret void

149:                                              ; preds = %146, %143
  %150 = landingpad { ptr, i32 }
          cleanup
  %151 = extractvalue { ptr, i32 } %150, 0
  store ptr %151, ptr %5, align 8
  %152 = extractvalue { ptr, i32 } %150, 1
  store i32 %152, ptr %6, align 4
  br label %153

153:                                              ; preds = %149, %142, %68
  call void @llvm.lifetime.end.p0(i64 8, ptr %10) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %9) #5
  br label %154

154:                                              ; preds = %153, %46
  call void @llvm.lifetime.end.p0(i64 8, ptr %7) #5
  call void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %3) #5
  br label %155

155:                                              ; preds = %154, %29
  call void @llvm.lifetime.end.p0(i64 24, ptr %3) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %2) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %1) #5
  br label %156

156:                                              ; preds = %155
  %157 = load ptr, ptr %5, align 8
  %158 = load i32, ptr %6, align 4
  %159 = insertvalue { ptr, i32 } poison, ptr %157, 0
  %160 = insertvalue { ptr, i32 } %159, i32 %158, 1
  resume { ptr, i32 } %160
}

; 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 nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZSt3maxIxERKT_S2_S2_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) #3

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) #4

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEx(ptr noundef nonnull align 8 dereferenceable(8), i64 noundef) #0 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 nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #4 = { inlinehint mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #5 = { 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}
!12 = distinct !{!12, !10}


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

%"class.std::basic_istream" = type { ptr, i64, %"class.std::basic_ios" }
%"class.std::basic_ios" = type { %"class.std::ios_base", ptr, i8, i8, ptr, ptr, ptr, ptr }
%"class.std::ios_base" = type { ptr, i64, i64, i32, i32, i32, ptr, %"struct.std::ios_base::_Words", [8 x %"struct.std::ios_base::_Words"], i32, ptr, %"class.std::locale" }
%"struct.std::ios_base::_Words" = type { ptr, i64 }
%"class.std::locale" = type { ptr }
%"class.std::basic_ostream" = type { ptr, %"class.std::basic_ios" }
%"class.std::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 }

@_ZSt3cin = external global %"class.std::basic_istream", align 8
@_ZSt4cout = external global %"class.std::basic_ostream", align 8
@.str = external hidden unnamed_addr constant [2 x i8], align 1

; Function Attrs: mustprogress 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 i64, align 8
  %6 = alloca i64, align 8
  %7 = alloca i64, align 8
  %8 = alloca i64, align 8
  %9 = alloca i64, align 8
  %10 = alloca i64, align 8
  %11 = alloca i64, align 8
  %12 = alloca i64, align 8
  %13 = alloca i64, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %1) #5
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %2) #5
  %14 = 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)
  %15 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERx(ptr noundef nonnull align 8 dereferenceable(16) %14, ptr noundef nonnull align 8 dereferenceable(8) %2)
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %3) #5
  %16 = load i64, ptr %1, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %4) #5
  call void @_ZNSaIxEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %4) #5
  invoke void @_ZNSt6vectorIxSaIxEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %16, ptr noundef nonnull align 1 dereferenceable(1) %4)
          to label %17 unwind label %21

17:                                               ; preds = %0
  call void @_ZNSt15__new_allocatorIxED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %4) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %4) #5
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %5) #5
  store i64 0, ptr %5, align 8, !tbaa !5
  %18 = load i64, ptr %1, align 8, !tbaa !5
  %19 = icmp sgt i64 %18, 0
  br i1 %19, label %.lr.ph, label %._crit_edge.thread

._crit_edge.thread:                               ; preds = %17
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %6) #5
  store i64 0, ptr %6, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %7) #5
  store i64 -2000000000000000000, ptr %7, align 8, !tbaa !5
  br label %._crit_edge24

._crit_edge:                                      ; preds = %26
  %20 = icmp sgt i64 %31, 0
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %6) #5
  store i64 0, ptr %6, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %7) #5
  store i64 -2000000000000000000, ptr %7, align 8, !tbaa !5
  br i1 %20, label %.lr.ph23, label %._crit_edge24

21:                                               ; preds = %0
  %22 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt15__new_allocatorIxED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %4) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %4) #5
  br label %96

.lr.ph:                                           ; preds = %17, %26
  %23 = phi i64 [ %29, %26 ], [ 0, %17 ]
  %.01520 = phi i64 [ %30, %26 ], [ 0, %17 ]
  %24 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %.01520) #5
  %25 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERx(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 8 dereferenceable(8) %24)
          to label %26 unwind label %33

26:                                               ; preds = %.lr.ph
  %27 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %.01520) #5
  %28 = load i64, ptr %27, align 8, !tbaa !5
  %29 = add nsw i64 %23, %28
  store i64 %29, ptr %5, align 8, !tbaa !5
  %30 = add nuw nsw i64 %.01520, 1
  %31 = load i64, ptr %1, align 8, !tbaa !5
  %32 = icmp slt i64 %30, %31
  br i1 %32, label %.lr.ph, label %._crit_edge, !llvm.loop !9

33:                                               ; preds = %.lr.ph
  %34 = landingpad { ptr, i32 }
          cleanup
  br label %95

._crit_edge24.loopexit:                           ; preds = %49
  %35 = icmp sgt i64 %51, 0
  br label %._crit_edge24

._crit_edge24:                                    ; preds = %._crit_edge.thread, %._crit_edge24.loopexit, %._crit_edge
  %36 = phi i64 [ %45, %._crit_edge24.loopexit ], [ -2000000000000000000, %._crit_edge ], [ -2000000000000000000, %._crit_edge.thread ]
  %37 = phi i1 [ %35, %._crit_edge24.loopexit ], [ false, %._crit_edge ], [ false, %._crit_edge.thread ]
  %38 = load i64, ptr %2, align 8, !tbaa !5
  %39 = icmp sgt i64 %38, 1
  br i1 %39, label %53, label %87

.lr.ph23:                                         ; preds = %._crit_edge, %49
  %.01421 = phi i64 [ %50, %49 ], [ 0, %._crit_edge ]
  %40 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %.01421) #5
  %41 = load i64, ptr %40, align 8, !tbaa !5
  %42 = load i64, ptr %6, align 8, !tbaa !5
  %43 = add nsw i64 %42, %41
  store i64 %43, ptr %6, align 8, !tbaa !5
  %44 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZSt3maxIxERKT_S2_S2_(ptr noundef nonnull align 8 dereferenceable(8) %6, ptr noundef nonnull align 8 dereferenceable(8) %7)
  %45 = load i64, ptr %44, align 8, !tbaa !5
  store i64 %45, ptr %7, align 8, !tbaa !5
  %46 = load i64, ptr %6, align 8, !tbaa !5
  %47 = icmp slt i64 %46, 0
  br i1 %47, label %48, label %49

48:                                               ; preds = %.lr.ph23
  store i64 0, ptr %6, align 8, !tbaa !5
  br label %49

49:                                               ; preds = %.lr.ph23, %48
  %50 = add nuw nsw i64 %.01421, 1
  %51 = load i64, ptr %1, align 8, !tbaa !5
  %52 = icmp slt i64 %50, %51
  br i1 %52, label %.lr.ph23, label %._crit_edge24.loopexit, !llvm.loop !11

53:                                               ; preds = %._crit_edge24
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %8) #5
  store i64 0, ptr %8, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %9) #5
  store i64 0, ptr %9, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %10) #5
  store i64 0, ptr %10, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %11) #5
  store i64 0, ptr %11, align 8, !tbaa !5
  br i1 %37, label %.lr.ph27, label %._crit_edge28._crit_edge

._crit_edge28:                                    ; preds = %.lr.ph27
  %.pre = load i64, ptr %8, align 8, !tbaa !5
  %54 = add nsw i64 %70, %.pre
  %55 = icmp sgt i64 %54, 0
  br i1 %55, label %74, label %._crit_edge28._crit_edge

._crit_edge28._crit_edge:                         ; preds = %53, %._crit_edge28
  %.pre29.pre = load i64, ptr %7, align 8, !tbaa !5
  br label %86

.lr.ph27:                                         ; preds = %53, %.lr.ph27
  %.01325 = phi i64 [ %71, %.lr.ph27 ], [ 0, %53 ]
  %56 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %.01325) #5
  %57 = load i64, ptr %56, align 8, !tbaa !5
  %58 = load i64, ptr %10, align 8, !tbaa !5
  %59 = add nsw i64 %58, %57
  store i64 %59, ptr %10, align 8, !tbaa !5
  %60 = load i64, ptr %1, align 8, !tbaa !5
  %61 = xor i64 %.01325, -1
  %62 = add i64 %60, %61
  %63 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %62) #5
  %64 = load i64, ptr %63, align 8, !tbaa !5
  %65 = load i64, ptr %11, align 8, !tbaa !5
  %66 = add nsw i64 %65, %64
  store i64 %66, ptr %11, align 8, !tbaa !5
  %67 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZSt3maxIxERKT_S2_S2_(ptr noundef nonnull align 8 dereferenceable(8) %8, ptr noundef nonnull align 8 dereferenceable(8) %10)
  %68 = load i64, ptr %67, align 8, !tbaa !5
  store i64 %68, ptr %8, align 8, !tbaa !5
  %69 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZSt3maxIxERKT_S2_S2_(ptr noundef nonnull align 8 dereferenceable(8) %9, ptr noundef nonnull align 8 dereferenceable(8) %11)
  %70 = load i64, ptr %69, align 8, !tbaa !5
  store i64 %70, ptr %9, align 8, !tbaa !5
  %71 = add nuw nsw i64 %.01325, 1
  %72 = load i64, ptr %1, align 8, !tbaa !5
  %73 = icmp slt i64 %71, %72
  br i1 %73, label %.lr.ph27, label %._crit_edge28, !llvm.loop !12

74:                                               ; preds = %._crit_edge28
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %12) #5
  store i64 0, ptr %12, align 8, !tbaa !5
  %75 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZSt3maxIxERKT_S2_S2_(ptr noundef nonnull align 8 dereferenceable(8) %5, ptr noundef nonnull align 8 dereferenceable(8) %12)
  %76 = load i64, ptr %75, align 8, !tbaa !5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %12) #5
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %13) #5
  %77 = load i64, ptr %8, align 8, !tbaa !5
  %78 = load i64, ptr %9, align 8, !tbaa !5
  %79 = add nsw i64 %78, %77
  %80 = load i64, ptr %2, align 8, !tbaa !5
  %81 = add nsw i64 %80, -2
  %82 = mul nsw i64 %81, %76
  %83 = add nsw i64 %79, %82
  store i64 %83, ptr %13, align 8, !tbaa !5
  %84 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZSt3maxIxERKT_S2_S2_(ptr noundef nonnull align 8 dereferenceable(8) %13, ptr noundef nonnull align 8 dereferenceable(8) %7)
  %85 = load i64, ptr %84, align 8, !tbaa !5
  store i64 %85, ptr %7, align 8, !tbaa !5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %13) #5
  br label %86

86:                                               ; preds = %._crit_edge28._crit_edge, %74
  %.pre29 = phi i64 [ %.pre29.pre, %._crit_edge28._crit_edge ], [ %85, %74 ]
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %11) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %10) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %9) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %8) #5
  br label %87

87:                                               ; preds = %86, %._crit_edge24
  %88 = phi i64 [ %.pre29, %86 ], [ %36, %._crit_edge24 ]
  %89 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEx(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i64 noundef %88)
          to label %90 unwind label %93

90:                                               ; preds = %87
  %91 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %89, ptr noundef nonnull @.str)
          to label %92 unwind label %93

92:                                               ; preds = %90
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %7) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %6) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %5) #5
  call void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %3) #5
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %3) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %2) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %1) #5
  ret void

93:                                               ; preds = %90, %87
  %94 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %7) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %6) #5
  br label %95

95:                                               ; preds = %93, %33
  %.pn = phi { ptr, i32 } [ %34, %33 ], [ %94, %93 ]
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %5) #5
  call void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %3) #5
  br label %96

96:                                               ; preds = %95, %21
  %.pn.pn = phi { ptr, i32 } [ %.pn, %95 ], [ %22, %21 ]
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %3) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %2) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %1) #5
  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 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 nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZSt3maxIxERKT_S2_S2_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #3

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) local_unnamed_addr #4

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEx(ptr noundef nonnull align 8 dereferenceable(8), i64 noundef) local_unnamed_addr #0 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 nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #4 = { inlinehint mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #5 = { 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}
!12 = distinct !{!12, !10}


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