; LLVM IR from ritikbanger/Hacktoberfest2022-DSA :: 01. Mathematics (debug array)

; 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.0" = type { %"struct.std::_Vector_base.1" }
%"struct.std::_Vector_base.1" = 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 }

@_ZSt3cin = external global %"class.std::basic_istream", align 8
@_ZSt4cout = external global %"class.std::basic_ostream", align 8
@.str = external hidden unnamed_addr constant [10 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [2 x i8], align 1
@stdin = external global ptr, align 8
@.str.2 = external hidden unnamed_addr constant [11 x i8], align 1
@.str.3 = external hidden unnamed_addr constant [2 x i8], align 1
@stdout = external global ptr, align 8
@.str.4 = external hidden unnamed_addr constant [2 x i8], align 1
@.str.5 = external hidden unnamed_addr constant [2 x i8], align 1

; Function Attrs: mustprogress uwtable
declare dso_local noundef i32 @_Z5solvexRSt6vectorIxSaIxEE(i64 noundef, ptr noundef nonnull align 8 dereferenceable(24)) #0

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

declare i32 @__gxx_personality_v0(...)

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

; Function Attrs: mustprogress uwtable
declare dso_local noundef i32 @_Z6solve1xSt6vectorIxSaIxEE(i64 noundef, ptr noundef) #0

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() #3 personality ptr @__gxx_personality_v0 {
  %1 = alloca i32, align 4
  %2 = alloca i32, align 4
  %3 = alloca %"class.std::vector.0", align 8
  %4 = alloca i64, align 8
  %5 = alloca ptr, align 8
  %6 = alloca i32, align 4
  %7 = alloca i32, align 4
  %8 = alloca i64, align 8
  %9 = alloca i64, align 8
  %10 = alloca %"class.std::vector.0", align 8
  %11 = alloca i32, align 4
  %12 = alloca i32, align 4
  store i32 0, ptr %1, align 4
  %13 = call noundef zeroext i1 @_ZNSt8ios_base15sync_with_stdioEb(i1 noundef zeroext false)
  %14 = load ptr, ptr @_ZSt3cin, align 8, !tbaa !5
  %15 = getelementptr i8, ptr %14, i64 -24
  %16 = load i64, ptr %15, align 8
  %17 = getelementptr inbounds i8, ptr @_ZSt3cin, i64 %16
  %18 = call noundef ptr @_ZNSt9basic_iosIcSt11char_traitsIcEE3tieEPSo(ptr noundef nonnull align 8 dereferenceable(264) %17, ptr noundef null)
  %19 = load ptr, ptr @_ZSt4cout, align 8, !tbaa !5
  %20 = getelementptr i8, ptr %19, i64 -24
  %21 = load i64, ptr %20, align 8
  %22 = getelementptr inbounds i8, ptr @_ZSt4cout, i64 %21
  %23 = call noundef ptr @_ZNSt9basic_iosIcSt11char_traitsIcEE3tieEPSo(ptr noundef nonnull align 8 dereferenceable(264) %22, ptr noundef null)
  %24 = load ptr, ptr @stdin, align 8, !tbaa !8
  %25 = call ptr @freopen(ptr noundef @.str, ptr noundef @.str.1, ptr noundef %24)
  %26 = load ptr, ptr @stdout, align 8, !tbaa !8
  %27 = call ptr @freopen(ptr noundef @.str.2, ptr noundef @.str.3, ptr noundef %26)
  call void @llvm.lifetime.start.p0(i64 4, ptr %2) #7
  store i32 1000000, ptr %2, align 4, !tbaa !11
  call void @llvm.lifetime.start.p0(i64 24, ptr %3) #7
  call void @_ZNSt6vectorIxSaIxEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %3) #7
  call void @llvm.lifetime.start.p0(i64 8, ptr %4) #7
  br label %28

28:                                               ; preds = %136, %0
  %29 = load i32, ptr %2, align 4, !tbaa !11
  %30 = add nsw i32 %29, -1
  store i32 %30, ptr %2, align 4, !tbaa !11
  %31 = icmp ne i32 %29, 0
  br i1 %31, label %32, label %139

32:                                               ; preds = %28
  %33 = call i32 @rand() #7
  %34 = srem i32 %33, 9
  %35 = add nsw i32 %34, 1
  %36 = sext i32 %35 to i64
  store i64 %36, ptr %4, align 8, !tbaa !13
  call void @_ZNSt6vectorIxSaIxEE5clearEv(ptr noundef nonnull align 8 dereferenceable(24) %3) #7
  %37 = load i64, ptr %4, align 8, !tbaa !13
  invoke void @_ZNSt6vectorIxSaIxEE6resizeEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %37)
          to label %38 unwind label %45

38:                                               ; preds = %32
  call void @llvm.lifetime.start.p0(i64 4, ptr %7) #7
  store i32 0, ptr %7, align 4, !tbaa !11
  br label %39

39:                                               ; preds = %57, %38
  %40 = load i32, ptr %7, align 4, !tbaa !11
  %41 = sext i32 %40 to i64
  %42 = load i64, ptr %4, align 8, !tbaa !13
  %43 = icmp slt i64 %41, %42
  br i1 %43, label %49, label %44

44:                                               ; preds = %39
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #7
  br label %60

45:                                               ; preds = %32
  %46 = landingpad { ptr, i32 }
          cleanup
  %47 = extractvalue { ptr, i32 } %46, 0
  store ptr %47, ptr %5, align 8
  %48 = extractvalue { ptr, i32 } %46, 1
  store i32 %48, ptr %6, align 4
  br label %141

49:                                               ; preds = %39
  %50 = call i32 @rand() #7
  %51 = srem i32 %50, 6
  %52 = add nsw i32 %51, 1
  %53 = sext i32 %52 to i64
  %54 = load i32, ptr %7, align 4, !tbaa !11
  %55 = sext i32 %54 to i64
  %56 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %55) #7
  store i64 %53, ptr %56, align 8, !tbaa !13
  br label %57

57:                                               ; preds = %49
  %58 = load i32, ptr %7, align 4, !tbaa !11
  %59 = add nsw i32 %58, 1
  store i32 %59, ptr %7, align 4, !tbaa !11
  br label %39, !llvm.loop !15

60:                                               ; preds = %44
  call void @llvm.lifetime.start.p0(i64 8, ptr %8) #7
  %61 = load i64, ptr %4, align 8, !tbaa !13
  %62 = invoke noundef i32 @_Z5solvexRSt6vectorIxSaIxEE(i64 noundef %61, ptr noundef nonnull align 8 dereferenceable(24) %3)
          to label %63 unwind label %76

63:                                               ; preds = %60
  %64 = sext i32 %62 to i64
  store i64 %64, ptr %8, align 8, !tbaa !13
  call void @llvm.lifetime.start.p0(i64 8, ptr %9) #7
  %65 = load i64, ptr %4, align 8, !tbaa !13
  invoke void @_ZNSt6vectorIxSaIxEEC2ERKS1_(ptr noundef nonnull align 8 dereferenceable(24) %10, ptr noundef nonnull align 8 dereferenceable(24) %3)
          to label %66 unwind label %80

66:                                               ; preds = %63
  %67 = invoke noundef i32 @_Z6solve1xSt6vectorIxSaIxEE(i64 noundef %65, ptr noundef %10)
          to label %68 unwind label %84

68:                                               ; preds = %66
  %69 = sext i32 %67 to i64
  call void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %10) #7
  store i64 %69, ptr %9, align 8, !tbaa !13
  %70 = load i64, ptr %9, align 8, !tbaa !13
  %71 = load i64, ptr %8, align 8, !tbaa !13
  %72 = icmp eq i64 %70, %71
  br i1 %72, label %73, label %88

73:                                               ; preds = %68
  %74 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef @.str.4)
          to label %75 unwind label %80

75:                                               ; preds = %73
  br label %133

76:                                               ; preds = %60
  %77 = landingpad { ptr, i32 }
          cleanup
  %78 = extractvalue { ptr, i32 } %77, 0
  store ptr %78, ptr %5, align 8
  %79 = extractvalue { ptr, i32 } %77, 1
  store i32 %79, ptr %6, align 4
  br label %138

80:                                               ; preds = %130, %128, %125, %123, %120, %118, %93, %90, %88, %73, %63
  %81 = landingpad { ptr, i32 }
          cleanup
  %82 = extractvalue { ptr, i32 } %81, 0
  store ptr %82, ptr %5, align 8
  %83 = extractvalue { ptr, i32 } %81, 1
  store i32 %83, ptr %6, align 4
  br label %137

84:                                               ; preds = %66
  %85 = landingpad { ptr, i32 }
          cleanup
  %86 = extractvalue { ptr, i32 } %85, 0
  store ptr %86, ptr %5, align 8
  %87 = extractvalue { ptr, i32 } %85, 1
  store i32 %87, ptr %6, align 4
  call void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %10) #7
  br label %137

88:                                               ; preds = %68
  %89 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %90 unwind label %80

90:                                               ; preds = %88
  %91 = load i64, ptr %4, align 8, !tbaa !13
  %92 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEx(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i64 noundef %91)
          to label %93 unwind label %80

93:                                               ; preds = %90
  %94 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %92, ptr noundef @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %95 unwind label %80

95:                                               ; preds = %93
  call void @llvm.lifetime.start.p0(i64 4, ptr %11) #7
  store i32 0, ptr %11, align 4, !tbaa !11
  br label %96

96:                                               ; preds = %111, %95
  %97 = load i32, ptr %11, align 4, !tbaa !11
  %98 = sext i32 %97 to i64
  %99 = load i64, ptr %4, align 8, !tbaa !13
  %100 = icmp slt i64 %98, %99
  br i1 %100, label %102, label %101

101:                                              ; preds = %96
  call void @llvm.lifetime.end.p0(i64 4, ptr %11) #7
  br label %118

102:                                              ; preds = %96
  %103 = load i32, ptr %11, align 4, !tbaa !11
  %104 = sext i32 %103 to i64
  %105 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %104) #7
  %106 = load i64, ptr %105, align 8, !tbaa !13
  %107 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEx(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i64 noundef %106)
          to label %108 unwind label %114

108:                                              ; preds = %102
  %109 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %107, ptr noundef @.str.5)
          to label %110 unwind label %114

110:                                              ; preds = %108
  br label %111

111:                                              ; preds = %110
  %112 = load i32, ptr %11, align 4, !tbaa !11
  %113 = add nsw i32 %112, 1
  store i32 %113, ptr %11, align 4, !tbaa !11
  br label %96, !llvm.loop !17

114:                                              ; preds = %108, %102
  %115 = landingpad { ptr, i32 }
          cleanup
  %116 = extractvalue { ptr, i32 } %115, 0
  store ptr %116, ptr %5, align 8
  %117 = extractvalue { ptr, i32 } %115, 1
  store i32 %117, ptr %6, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %11) #7
  br label %137

118:                                              ; preds = %101
  %119 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %120 unwind label %80

120:                                              ; preds = %118
  %121 = load i64, ptr %9, align 8, !tbaa !13
  %122 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEx(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i64 noundef %121)
          to label %123 unwind label %80

123:                                              ; preds = %120
  %124 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %122, ptr noundef @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %125 unwind label %80

125:                                              ; preds = %123
  %126 = load i64, ptr %8, align 8, !tbaa !13
  %127 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEx(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i64 noundef %126)
          to label %128 unwind label %80

128:                                              ; preds = %125
  %129 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %127, ptr noundef @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %130 unwind label %80

130:                                              ; preds = %128
  %131 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %132 unwind label %80

132:                                              ; preds = %130
  store i32 3, ptr %12, align 4
  br label %134

133:                                              ; preds = %75
  store i32 0, ptr %12, align 4
  br label %134

134:                                              ; preds = %133, %132
  call void @llvm.lifetime.end.p0(i64 8, ptr %9) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #7
  %135 = load i32, ptr %12, align 4
  switch i32 %135, label %147 [
    i32 0, label %136
    i32 3, label %139
  ]

136:                                              ; preds = %134
  br label %28, !llvm.loop !18

137:                                              ; preds = %114, %84, %80
  call void @llvm.lifetime.end.p0(i64 8, ptr %9) #7
  br label %138

138:                                              ; preds = %137, %76
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #7
  br label %141

139:                                              ; preds = %134, %28
  store i32 0, ptr %1, align 4
  store i32 1, ptr %12, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %4) #7
  call void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %3) #7
  call void @llvm.lifetime.end.p0(i64 24, ptr %3) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #7
  %140 = load i32, ptr %1, align 4
  ret i32 %140

141:                                              ; preds = %138, %45
  call void @llvm.lifetime.end.p0(i64 8, ptr %4) #7
  call void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %3) #7
  call void @llvm.lifetime.end.p0(i64 24, ptr %3) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #7
  br label %142

142:                                              ; preds = %141
  %143 = load ptr, ptr %5, align 8
  %144 = load i32, ptr %6, align 4
  %145 = insertvalue { ptr, i32 } poison, ptr %143, 0
  %146 = insertvalue { ptr, i32 } %145, i32 %144, 1
  resume { ptr, i32 } %146

147:                                              ; preds = %134
  unreachable
}

declare noundef zeroext i1 @_ZNSt8ios_base15sync_with_stdioEb(i1 noundef zeroext) #4

; Function Attrs: mustprogress nounwind uwtable
declare noundef ptr @_ZNSt9basic_iosIcSt11char_traitsIcEE3tieEPSo(ptr noundef nonnull align 8 dereferenceable(264), ptr noundef) #2 align 2

declare ptr @freopen(ptr noundef, ptr noundef, ptr noundef) #4

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIxSaIxEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

; Function Attrs: nounwind
declare i32 @rand() #5

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIxSaIxEE5clearEv(ptr noundef nonnull align 8 dereferenceable(24)) #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIxSaIxEE6resizeEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIxSaIxEEC2ERKS1_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 8 dereferenceable(24)) 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: 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) #6

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

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_(ptr noundef nonnull align 8 dereferenceable(8)) #6

; 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

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 = { mustprogress norecurse uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #4 = { "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 "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #6 = { inlinehint mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #7 = { nounwind }

!llvm.module.flags = !{!0, !1, !2, !3}
!llvm.ident = !{!4}

!0 = !{i32 1, !"wchar_size", i32 4}
!1 = !{i32 8, !"PIC Level", i32 2}
!2 = !{i32 7, !"PIE Level", i32 2}
!3 = !{i32 7, !"uwtable", i32 2}
!4 = !{!"clang version 19.1.0 (git@github.com:llvm/llvm-project.git a4bf6cd7cfb1a1421ba92bca9d017b49936c55e4)"}
!5 = !{!6, !6, i64 0}
!6 = !{!"vtable pointer", !7, i64 0}
!7 = !{!"Simple C++ TBAA"}
!8 = !{!9, !9, i64 0}
!9 = !{!"any pointer", !10, i64 0}
!10 = !{!"omnipotent char", !7, i64 0}
!11 = !{!12, !12, i64 0}
!12 = !{!"int", !10, i64 0}
!13 = !{!14, !14, i64 0}
!14 = !{!"long long", !10, i64 0}
!15 = distinct !{!15, !16}
!16 = !{!"llvm.loop.mustprogress"}
!17 = distinct !{!17, !16}
!18 = distinct !{!18, !16}


; 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.0" = type { %"struct.std::_Vector_base.1" }
%"struct.std::_Vector_base.1" = 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 }

@_ZSt3cin = external global %"class.std::basic_istream", align 8
@_ZSt4cout = external global %"class.std::basic_ostream", align 8
@.str = external hidden unnamed_addr constant [10 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [2 x i8], align 1
@stdin = external local_unnamed_addr global ptr, align 8
@.str.2 = external hidden unnamed_addr constant [11 x i8], align 1
@.str.3 = external hidden unnamed_addr constant [2 x i8], align 1
@stdout = external local_unnamed_addr global ptr, align 8
@.str.4 = external hidden unnamed_addr constant [2 x i8], align 1
@.str.5 = external hidden unnamed_addr constant [2 x i8], align 1

; Function Attrs: mustprogress uwtable
declare dso_local noundef i32 @_Z5solvexRSt6vectorIxSaIxEE(i64 noundef, ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #0

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

declare i32 @__gxx_personality_v0(...)

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

; Function Attrs: mustprogress uwtable
declare dso_local noundef i32 @_Z6solve1xSt6vectorIxSaIxEE(i64 noundef, ptr noundef) local_unnamed_addr #0

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() local_unnamed_addr #3 personality ptr @__gxx_personality_v0 {
  %1 = alloca %"class.std::vector.0", align 8
  %2 = alloca %"class.std::vector.0", align 8
  %3 = tail call noundef zeroext i1 @_ZNSt8ios_base15sync_with_stdioEb(i1 noundef zeroext false)
  %4 = load ptr, ptr @_ZSt3cin, align 8, !tbaa !5
  %5 = getelementptr i8, ptr %4, i64 -24
  %6 = load i64, ptr %5, align 8
  %7 = getelementptr inbounds i8, ptr @_ZSt3cin, i64 %6
  %8 = tail call noundef ptr @_ZNSt9basic_iosIcSt11char_traitsIcEE3tieEPSo(ptr noundef nonnull align 8 dereferenceable(264) %7, ptr noundef null)
  %9 = load ptr, ptr @_ZSt4cout, align 8, !tbaa !5
  %10 = getelementptr i8, ptr %9, i64 -24
  %11 = load i64, ptr %10, align 8
  %12 = getelementptr inbounds i8, ptr @_ZSt4cout, i64 %11
  %13 = tail call noundef ptr @_ZNSt9basic_iosIcSt11char_traitsIcEE3tieEPSo(ptr noundef nonnull align 8 dereferenceable(264) %12, ptr noundef null)
  %14 = load ptr, ptr @stdin, align 8, !tbaa !8
  %15 = tail call ptr @freopen(ptr noundef nonnull @.str, ptr noundef nonnull @.str.1, ptr noundef %14)
  %16 = load ptr, ptr @stdout, align 8, !tbaa !8
  %17 = tail call ptr @freopen(ptr noundef nonnull @.str.2, ptr noundef nonnull @.str.3, ptr noundef %16)
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %1) #7
  call void @_ZNSt6vectorIxSaIxEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %1) #7
  br label %18

18:                                               ; preds = %38, %0
  %.021 = phi i32 [ 1000000, %0 ], [ %19, %38 ]
  %19 = add nsw i32 %.021, -1
  %.not = icmp eq i32 %.021, 0
  br i1 %.not, label %.thread, label %20

20:                                               ; preds = %18
  %21 = call i32 @rand() #7
  %22 = srem i32 %21, 9
  %23 = add nsw i32 %22, 1
  %24 = sext i32 %23 to i64
  call void @_ZNSt6vectorIxSaIxEE5clearEv(ptr noundef nonnull align 8 dereferenceable(24) %1) #7
  invoke void @_ZNSt6vectorIxSaIxEE6resizeEm(ptr noundef nonnull align 8 dereferenceable(24) %1, i64 noundef %24)
          to label %.preheader39 unwind label %26

.preheader39:                                     ; preds = %20
  %.not3253 = icmp slt i32 %22, 0
  br i1 %.not3253, label %._crit_edge, label %.lr.ph.preheader

.lr.ph.preheader:                                 ; preds = %.preheader39
  %wide.trip.count = zext nneg i32 %23 to i64
  br label %.lr.ph

._crit_edge:                                      ; preds = %.lr.ph, %.preheader39
  %25 = invoke noundef i32 @_Z5solvexRSt6vectorIxSaIxEE(i64 noundef %24, ptr noundef nonnull align 8 dereferenceable(24) %1)
          to label %33 unwind label %40

26:                                               ; preds = %20
  %27 = landingpad { ptr, i32 }
          cleanup
  br label %71

.lr.ph:                                           ; preds = %.lr.ph.preheader, %.lr.ph
  %indvars.iv = phi i64 [ 0, %.lr.ph.preheader ], [ %indvars.iv.next, %.lr.ph ]
  %28 = call i32 @rand() #7
  %29 = srem i32 %28, 6
  %30 = add nsw i32 %29, 1
  %31 = sext i32 %30 to i64
  %32 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %1, i64 noundef %indvars.iv) #7
  store i64 %31, ptr %32, align 8, !tbaa !11
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %exitcond.not = icmp eq i64 %indvars.iv.next, %wide.trip.count
  br i1 %exitcond.not, label %._crit_edge, label %.lr.ph, !llvm.loop !13

33:                                               ; preds = %._crit_edge
  invoke void @_ZNSt6vectorIxSaIxEEC2ERKS1_(ptr noundef nonnull align 8 dereferenceable(24) %2, ptr noundef nonnull align 8 dereferenceable(24) %1)
          to label %34 unwind label %.loopexit

34:                                               ; preds = %33
  %35 = invoke noundef i32 @_Z6solve1xSt6vectorIxSaIxEE(i64 noundef %24, ptr noundef nonnull %2)
          to label %36 unwind label %42

36:                                               ; preds = %34
  call void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %2) #7
  %37 = icmp eq i32 %35, %25
  br i1 %37, label %38, label %44

38:                                               ; preds = %36
  %39 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef nonnull @.str.4)
          to label %18 unwind label %.loopexit

40:                                               ; preds = %._crit_edge
  %41 = landingpad { ptr, i32 }
          cleanup
  br label %71

.loopexit:                                        ; preds = %33, %38
  %lpad.loopexit = landingpad { ptr, i32 }
          cleanup
  br label %71

.loopexit.split-lp:                               ; preds = %44, %48, %50, %._crit_edge59, %61, %63, %65, %67, %69
  %lpad.loopexit.split-lp = landingpad { ptr, i32 }
          cleanup
  br label %71

42:                                               ; preds = %34
  %43 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %2) #7
  br label %71

44:                                               ; preds = %36
  %45 = sext i32 %25 to i64
  %46 = sext i32 %35 to i64
  %47 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef nonnull @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %48 unwind label %.loopexit.split-lp

48:                                               ; preds = %44
  %49 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEx(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i64 noundef %24)
          to label %50 unwind label %.loopexit.split-lp

50:                                               ; preds = %48
  %51 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %49, ptr noundef nonnull @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %.preheader unwind label %.loopexit.split-lp

.preheader:                                       ; preds = %50
  br i1 %.not3253, label %._crit_edge59, label %.lr.ph58.preheader

.lr.ph58.preheader:                               ; preds = %.preheader
  %wide.trip.count77 = zext nneg i32 %23 to i64
  br label %.lr.ph58

._crit_edge59:                                    ; preds = %58, %.preheader
  %52 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef nonnull @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %61 unwind label %.loopexit.split-lp

.lr.ph58:                                         ; preds = %.lr.ph58.preheader, %58
  %indvars.iv74 = phi i64 [ 0, %.lr.ph58.preheader ], [ %indvars.iv.next75, %58 ]
  %53 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %1, i64 noundef %indvars.iv74) #7
  %54 = load i64, ptr %53, align 8, !tbaa !11
  %55 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEx(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i64 noundef %54)
          to label %56 unwind label %59

56:                                               ; preds = %.lr.ph58
  %57 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %55, ptr noundef nonnull @.str.5)
          to label %58 unwind label %59

58:                                               ; preds = %56
  %indvars.iv.next75 = add nuw nsw i64 %indvars.iv74, 1
  %exitcond78.not = icmp eq i64 %indvars.iv.next75, %wide.trip.count77
  br i1 %exitcond78.not, label %._crit_edge59, label %.lr.ph58, !llvm.loop !15

59:                                               ; preds = %56, %.lr.ph58
  %60 = landingpad { ptr, i32 }
          cleanup
  br label %71

61:                                               ; preds = %._crit_edge59
  %62 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEx(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i64 noundef %46)
          to label %63 unwind label %.loopexit.split-lp

63:                                               ; preds = %61
  %64 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %62, ptr noundef nonnull @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %65 unwind label %.loopexit.split-lp

65:                                               ; preds = %63
  %66 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEx(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i64 noundef %45)
          to label %67 unwind label %.loopexit.split-lp

67:                                               ; preds = %65
  %68 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %66, ptr noundef nonnull @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %69 unwind label %.loopexit.split-lp

69:                                               ; preds = %67
  %70 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef nonnull @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %.thread unwind label %.loopexit.split-lp

.thread:                                          ; preds = %18, %69
  call void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %1) #7
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %1) #7
  ret i32 0

71:                                               ; preds = %.loopexit, %.loopexit.split-lp, %40, %59, %42, %26
  %.pn.pn.pn = phi { ptr, i32 } [ %27, %26 ], [ %41, %40 ], [ %60, %59 ], [ %43, %42 ], [ %lpad.loopexit, %.loopexit ], [ %lpad.loopexit.split-lp, %.loopexit.split-lp ]
  call void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %1) #7
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %1) #7
  resume { ptr, i32 } %.pn.pn.pn
}

declare noundef zeroext i1 @_ZNSt8ios_base15sync_with_stdioEb(i1 noundef zeroext) local_unnamed_addr #4

; Function Attrs: mustprogress nounwind uwtable
declare noundef ptr @_ZNSt9basic_iosIcSt11char_traitsIcEE3tieEPSo(ptr noundef nonnull align 8 dereferenceable(264), ptr noundef) local_unnamed_addr #2 align 2

declare ptr @freopen(ptr noundef, ptr noundef, ptr noundef) local_unnamed_addr #4

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIxSaIxEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

; Function Attrs: nounwind
declare i32 @rand() local_unnamed_addr #5

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIxSaIxEE5clearEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIxSaIxEE6resizeEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIxSaIxEEC2ERKS1_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 8 dereferenceable(24)) 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: 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 #6

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

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_(ptr noundef nonnull align 8 dereferenceable(8)) #6

; 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

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 = { mustprogress norecurse uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #4 = { "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 "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #6 = { inlinehint mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #7 = { nounwind }

!llvm.module.flags = !{!0, !1, !2, !3}
!llvm.ident = !{!4}

!0 = !{i32 1, !"wchar_size", i32 4}
!1 = !{i32 8, !"PIC Level", i32 2}
!2 = !{i32 7, !"PIE Level", i32 2}
!3 = !{i32 7, !"uwtable", i32 2}
!4 = !{!"clang version 19.1.0 (git@github.com:llvm/llvm-project.git a4bf6cd7cfb1a1421ba92bca9d017b49936c55e4)"}
!5 = !{!6, !6, i64 0}
!6 = !{!"vtable pointer", !7, i64 0}
!7 = !{!"Simple C++ TBAA"}
!8 = !{!9, !9, i64 0}
!9 = !{!"any pointer", !10, i64 0}
!10 = !{!"omnipotent char", !7, i64 0}
!11 = !{!12, !12, i64 0}
!12 = !{!"long long", !10, i64 0}
!13 = distinct !{!13, !14}
!14 = !{!"llvm.loop.mustprogress"}
!15 = distinct !{!15, !14}


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