; LLVM IR from ahr9n/psolving-paradigms :: 1.brute-force/1.1.iterative-brute-force (CodeForces 31A - Worms Evolution)

; 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<int, std::allocator<int>>::_Vector_impl" }
%"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl" = type { %"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl_data" }
%"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::allocator" = type { i8 }

@_ZSt3cin = external global %"class.std::basic_istream", align 8
@_ZSt4cout = external global %"class.std::basic_ostream", align 8

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() #0 personality ptr @__gxx_personality_v0 {
  %1 = alloca i32, align 4
  %2 = alloca i32, align 4
  %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 i32, align 4
  %8 = alloca i32, align 4
  %9 = alloca i32, align 4
  %10 = alloca i32, align 4
  %11 = alloca i32, align 4
  store i32 0, ptr %1, align 4
  %12 = call noundef zeroext i1 @_ZNSt8ios_base15sync_with_stdioEb(i1 noundef zeroext false)
  %13 = load ptr, ptr @_ZSt3cin, align 8, !tbaa !5
  %14 = getelementptr i8, ptr %13, i64 -24
  %15 = load i64, ptr %14, align 8
  %16 = getelementptr inbounds i8, ptr @_ZSt3cin, i64 %15
  %17 = call noundef ptr @_ZNSt9basic_iosIcSt11char_traitsIcEE3tieEPSo(ptr noundef nonnull align 8 dereferenceable(264) %16, ptr noundef null)
  call void @llvm.lifetime.start.p0(i64 4, ptr %2) #6
  %18 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %2)
  call void @llvm.lifetime.start.p0(i64 24, ptr %3) #6
  %19 = load i32, ptr %2, align 4, !tbaa !8
  %20 = sext i32 %19 to i64
  call void @llvm.lifetime.start.p0(i64 1, ptr %4) #6
  call void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %4) #6
  invoke void @_ZNSt6vectorIiSaIiEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %20, ptr noundef nonnull align 1 dereferenceable(1) %4)
          to label %21 unwind label %27

21:                                               ; preds = %0
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %4) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr %4) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr %7) #6
  store i32 0, ptr %7, align 4, !tbaa !8
  br label %22

22:                                               ; preds = %38, %21
  %23 = load i32, ptr %7, align 4, !tbaa !8
  %24 = load i32, ptr %2, align 4, !tbaa !8
  %25 = icmp slt i32 %23, %24
  br i1 %25, label %31, label %26

26:                                               ; preds = %22
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #6
  br label %43

27:                                               ; preds = %0
  %28 = landingpad { ptr, i32 }
          cleanup
  %29 = extractvalue { ptr, i32 } %28, 0
  store ptr %29, ptr %5, align 8
  %30 = extractvalue { ptr, i32 } %28, 1
  store i32 %30, ptr %6, align 4
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %4) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr %4) #6
  br label %138

31:                                               ; preds = %22
  br label %32

32:                                               ; preds = %31
  %33 = load i32, ptr %7, align 4, !tbaa !8
  %34 = add nsw i32 %33, 1
  store i32 %34, ptr %7, align 4, !tbaa !8
  %35 = sext i32 %33 to i64
  %36 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %35) #6
  %37 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %36)
          to label %38 unwind label %39

38:                                               ; preds = %32
  br label %22, !llvm.loop !11

39:                                               ; preds = %32
  %40 = landingpad { ptr, i32 }
          cleanup
  %41 = extractvalue { ptr, i32 } %40, 0
  store ptr %41, ptr %5, align 8
  %42 = extractvalue { ptr, i32 } %40, 1
  store i32 %42, ptr %6, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #6
  br label %137

43:                                               ; preds = %26
  call void @llvm.lifetime.start.p0(i64 4, ptr %8) #6
  store i32 0, ptr %8, align 4, !tbaa !8
  br label %44

44:                                               ; preds = %123, %43
  %45 = load i32, ptr %8, align 4, !tbaa !8
  %46 = load i32, ptr %2, align 4, !tbaa !8
  %47 = icmp slt i32 %45, %46
  br i1 %47, label %49, label %48

48:                                               ; preds = %44
  store i32 5, ptr %9, align 4
  br label %126

49:                                               ; preds = %44
  call void @llvm.lifetime.start.p0(i64 4, ptr %10) #6
  store i32 0, ptr %10, align 4, !tbaa !8
  br label %50

50:                                               ; preds = %117, %49
  %51 = load i32, ptr %10, align 4, !tbaa !8
  %52 = load i32, ptr %2, align 4, !tbaa !8
  %53 = icmp slt i32 %51, %52
  br i1 %53, label %55, label %54

54:                                               ; preds = %50
  store i32 8, ptr %9, align 4
  br label %120

55:                                               ; preds = %50
  call void @llvm.lifetime.start.p0(i64 4, ptr %11) #6
  store i32 0, ptr %11, align 4, !tbaa !8
  br label %56

56:                                               ; preds = %111, %55
  %57 = load i32, ptr %11, align 4, !tbaa !8
  %58 = load i32, ptr %2, align 4, !tbaa !8
  %59 = icmp slt i32 %57, %58
  br i1 %59, label %61, label %60

60:                                               ; preds = %56
  store i32 11, ptr %9, align 4
  br label %114

61:                                               ; preds = %56
  %62 = load i32, ptr %8, align 4, !tbaa !8
  %63 = load i32, ptr %10, align 4, !tbaa !8
  %64 = icmp ne i32 %62, %63
  br i1 %64, label %65, label %110

65:                                               ; preds = %61
  %66 = load i32, ptr %10, align 4, !tbaa !8
  %67 = load i32, ptr %11, align 4, !tbaa !8
  %68 = icmp ne i32 %66, %67
  br i1 %68, label %69, label %110

69:                                               ; preds = %65
  %70 = load i32, ptr %8, align 4, !tbaa !8
  %71 = load i32, ptr %11, align 4, !tbaa !8
  %72 = icmp ne i32 %70, %71
  br i1 %72, label %73, label %110

73:                                               ; preds = %69
  %74 = load i32, ptr %8, align 4, !tbaa !8
  %75 = sext i32 %74 to i64
  %76 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %75) #6
  %77 = load i32, ptr %76, align 4, !tbaa !8
  %78 = load i32, ptr %10, align 4, !tbaa !8
  %79 = sext i32 %78 to i64
  %80 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %79) #6
  %81 = load i32, ptr %80, align 4, !tbaa !8
  %82 = load i32, ptr %11, align 4, !tbaa !8
  %83 = sext i32 %82 to i64
  %84 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %83) #6
  %85 = load i32, ptr %84, align 4, !tbaa !8
  %86 = add nsw i32 %81, %85
  %87 = icmp eq i32 %77, %86
  br i1 %87, label %88, label %109

88:                                               ; preds = %73
  %89 = load i32, ptr %8, align 4, !tbaa !8
  %90 = add nsw i32 %89, 1
  %91 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef %90)
          to label %92 unwind label %105

92:                                               ; preds = %88
  %93 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_c(ptr noundef nonnull align 8 dereferenceable(8) %91, i8 noundef signext 32)
          to label %94 unwind label %105

94:                                               ; preds = %92
  %95 = load i32, ptr %10, align 4, !tbaa !8
  %96 = add nsw i32 %95, 1
  %97 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) %93, i32 noundef %96)
          to label %98 unwind label %105

98:                                               ; preds = %94
  %99 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_c(ptr noundef nonnull align 8 dereferenceable(8) %97, i8 noundef signext 32)
          to label %100 unwind label %105

100:                                              ; preds = %98
  %101 = load i32, ptr %11, align 4, !tbaa !8
  %102 = add nsw i32 %101, 1
  %103 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) %99, i32 noundef %102)
          to label %104 unwind label %105

104:                                              ; preds = %100
  store i32 0, ptr %1, align 4
  store i32 1, ptr %9, align 4
  br label %114

105:                                              ; preds = %100, %98, %94, %92, %88
  %106 = landingpad { ptr, i32 }
          cleanup
  %107 = extractvalue { ptr, i32 } %106, 0
  store ptr %107, ptr %5, align 8
  %108 = extractvalue { ptr, i32 } %106, 1
  store i32 %108, ptr %6, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %11) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %10) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %8) #6
  br label %137

109:                                              ; preds = %73
  br label %110

110:                                              ; preds = %109, %69, %65, %61
  br label %111

111:                                              ; preds = %110
  %112 = load i32, ptr %11, align 4, !tbaa !8
  %113 = add nsw i32 %112, 1
  store i32 %113, ptr %11, align 4, !tbaa !8
  br label %56, !llvm.loop !13

114:                                              ; preds = %104, %60
  call void @llvm.lifetime.end.p0(i64 4, ptr %11) #6
  %115 = load i32, ptr %9, align 4
  switch i32 %115, label %120 [
    i32 11, label %116
  ]

116:                                              ; preds = %114
  br label %117

117:                                              ; preds = %116
  %118 = load i32, ptr %10, align 4, !tbaa !8
  %119 = add nsw i32 %118, 1
  store i32 %119, ptr %10, align 4, !tbaa !8
  br label %50, !llvm.loop !14

120:                                              ; preds = %114, %54
  call void @llvm.lifetime.end.p0(i64 4, ptr %10) #6
  %121 = load i32, ptr %9, align 4
  switch i32 %121, label %126 [
    i32 8, label %122
  ]

122:                                              ; preds = %120
  br label %123

123:                                              ; preds = %122
  %124 = load i32, ptr %8, align 4, !tbaa !8
  %125 = add nsw i32 %124, 1
  store i32 %125, ptr %8, align 4, !tbaa !8
  br label %44, !llvm.loop !15

126:                                              ; preds = %120, %48
  call void @llvm.lifetime.end.p0(i64 4, ptr %8) #6
  %127 = load i32, ptr %9, align 4
  switch i32 %127, label %135 [
    i32 5, label %128
  ]

128:                                              ; preds = %126
  %129 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef -1)
          to label %130 unwind label %131

130:                                              ; preds = %128
  store i32 0, ptr %1, align 4
  store i32 1, ptr %9, align 4
  br label %135

131:                                              ; preds = %128
  %132 = landingpad { ptr, i32 }
          cleanup
  %133 = extractvalue { ptr, i32 } %132, 0
  store ptr %133, ptr %5, align 8
  %134 = extractvalue { ptr, i32 } %132, 1
  store i32 %134, ptr %6, align 4
  br label %137

135:                                              ; preds = %130, %126
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %3) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr %3) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #6
  %136 = load i32, ptr %1, align 4
  ret i32 %136

137:                                              ; preds = %131, %105, %39
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %3) #6
  br label %138

138:                                              ; preds = %137, %27
  call void @llvm.lifetime.end.p0(i64 24, ptr %3) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #6
  br label %139

139:                                              ; preds = %138
  %140 = load ptr, ptr %5, align 8
  %141 = load i32, ptr %6, align 4
  %142 = insertvalue { ptr, i32 } poison, ptr %140, 0
  %143 = insertvalue { ptr, i32 } %142, i32 %141, 1
  resume { ptr, i32 } %143
}

declare noundef zeroext i1 @_ZNSt8ios_base15sync_with_stdioEb(i1 noundef zeroext) #1

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

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #3

declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 4 dereferenceable(4)) #1

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

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #4 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) #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #2 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_c(ptr noundef nonnull align 8 dereferenceable(8), i8 noundef signext) #5

declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8), i32 noundef) #1

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

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

attributes #0 = { 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 #1 = { "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 #2 = { mustprogress nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #3 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #4 = { 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 = { 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 #6 = { 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 = !{!"int", !10, i64 0}
!10 = !{!"omnipotent char", !7, i64 0}
!11 = distinct !{!11, !12}
!12 = !{!"llvm.loop.mustprogress"}
!13 = distinct !{!13, !12}
!14 = distinct !{!14, !12}
!15 = distinct !{!15, !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<int, std::allocator<int>>::_Vector_impl" }
%"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl" = type { %"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl_data" }
%"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::allocator" = type { i8 }

@_ZSt3cin = external global %"class.std::basic_istream", align 8
@_ZSt4cout = external global %"class.std::basic_ostream", align 8

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() local_unnamed_addr #0 personality ptr @__gxx_personality_v0 {
  %1 = alloca i32, align 4
  %2 = alloca %"class.std::vector", align 8
  %3 = alloca %"class.std::allocator", align 1
  %4 = tail call noundef zeroext i1 @_ZNSt8ios_base15sync_with_stdioEb(i1 noundef zeroext false)
  %5 = load ptr, ptr @_ZSt3cin, align 8, !tbaa !5
  %6 = getelementptr i8, ptr %5, i64 -24
  %7 = load i64, ptr %6, align 8
  %8 = getelementptr inbounds i8, ptr @_ZSt3cin, i64 %7
  %9 = tail call noundef ptr @_ZNSt9basic_iosIcSt11char_traitsIcEE3tieEPSo(ptr noundef nonnull align 8 dereferenceable(264) %8, ptr noundef null)
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %1) #6
  %10 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %1)
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %2) #6
  %11 = load i32, ptr %1, align 4, !tbaa !8
  %12 = sext i32 %11 to i64
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %3) #6
  call void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %3) #6
  invoke void @_ZNSt6vectorIiSaIiEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %2, i64 noundef %12, ptr noundef nonnull align 1 dereferenceable(1) %3)
          to label %13 unwind label %18

13:                                               ; preds = %0
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %3) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %3) #6
  br label %14

14:                                               ; preds = %20, %13
  %indvars.iv = phi i64 [ %indvars.iv.next, %20 ], [ 0, %13 ]
  %15 = load i32, ptr %1, align 4, !tbaa !8
  %16 = sext i32 %15 to i64
  %17 = icmp slt i64 %indvars.iv, %16
  br i1 %17, label %20, label %.preheader51

.preheader51:                                     ; preds = %14
  %.not4159 = icmp sgt i32 %15, 0
  br i1 %.not4159, label %.preheader50, label %.critedge49

18:                                               ; preds = %0
  %19 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %3) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %3) #6
  br label %73

20:                                               ; preds = %14
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %21 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %2, i64 noundef %indvars.iv) #6
  %22 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %21)
          to label %14 unwind label %23, !llvm.loop !11

23:                                               ; preds = %20
  %24 = landingpad { ptr, i32 }
          cleanup
  br label %72

.preheader50:                                     ; preds = %.preheader51, %.critedge47
  %25 = phi i32 [ %66, %.critedge47 ], [ %15, %.preheader51 ]
  %indvars.iv76 = phi i64 [ %indvars.iv.next77, %.critedge47 ], [ 0, %.preheader51 ]
  %.not4256 = icmp sgt i32 %25, 0
  br i1 %.not4256, label %.preheader, label %.critedge47

.preheader:                                       ; preds = %.preheader50, %.critedge
  %26 = phi i32 [ %63, %.critedge ], [ %25, %.preheader50 ]
  %27 = phi i32 [ %64, %.critedge ], [ %25, %.preheader50 ]
  %indvars.iv73 = phi i64 [ %indvars.iv.next74, %.critedge ], [ 0, %.preheader50 ]
  %.not4054 = icmp sgt i32 %27, 0
  br i1 %.not4054, label %.lr.ph, label %.critedge

.lr.ph:                                           ; preds = %.preheader
  %.not = icmp eq i64 %indvars.iv76, %indvars.iv73
  %.not.fr = freeze i1 %.not
  br i1 %.not.fr, label %.critedge, label %.lr.ph.split

.lr.ph.split:                                     ; preds = %.lr.ph, %58
  %28 = phi i32 [ %59, %58 ], [ %26, %.lr.ph ]
  %29 = phi i32 [ %60, %58 ], [ %27, %.lr.ph ]
  %30 = phi i32 [ %61, %58 ], [ %27, %.lr.ph ]
  %indvars.iv70 = phi i64 [ %indvars.iv.next71, %58 ], [ 0, %.lr.ph ]
  %.not38 = icmp eq i64 %indvars.iv73, %indvars.iv70
  %.not39 = icmp eq i64 %indvars.iv76, %indvars.iv70
  %or.cond45 = or i1 %.not39, %.not38
  br i1 %or.cond45, label %58, label %31

31:                                               ; preds = %.lr.ph.split
  %32 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %2, i64 noundef %indvars.iv76) #6
  %33 = load i32, ptr %32, align 4, !tbaa !8
  %34 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %2, i64 noundef %indvars.iv73) #6
  %35 = load i32, ptr %34, align 4, !tbaa !8
  %36 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %2, i64 noundef %indvars.iv70) #6
  %37 = load i32, ptr %36, align 4, !tbaa !8
  %38 = add nsw i32 %37, %35
  %39 = icmp eq i32 %33, %38
  br i1 %39, label %40, label %._crit_edge

._crit_edge:                                      ; preds = %31
  %.pre = load i32, ptr %1, align 4, !tbaa !8
  br label %58

40:                                               ; preds = %31
  %41 = trunc nuw nsw i64 %indvars.iv76 to i32
  %42 = trunc nuw nsw i64 %indvars.iv73 to i32
  %43 = trunc nuw nsw i64 %indvars.iv70 to i32
  %44 = add nuw nsw i32 %41, 1
  %45 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef %44)
          to label %46 unwind label %56

46:                                               ; preds = %40
  %47 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_c(ptr noundef nonnull align 8 dereferenceable(8) %45, i8 noundef signext 32)
          to label %48 unwind label %56

48:                                               ; preds = %46
  %49 = add nuw nsw i32 %42, 1
  %50 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) %47, i32 noundef %49)
          to label %51 unwind label %56

51:                                               ; preds = %48
  %52 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_c(ptr noundef nonnull align 8 dereferenceable(8) %50, i8 noundef signext 32)
          to label %53 unwind label %56

53:                                               ; preds = %51
  %54 = add nuw nsw i32 %43, 1
  %55 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) %52, i32 noundef %54)
          to label %71 unwind label %56

56:                                               ; preds = %53, %51, %48, %46, %40
  %57 = landingpad { ptr, i32 }
          cleanup
  br label %72

58:                                               ; preds = %._crit_edge, %.lr.ph.split
  %59 = phi i32 [ %.pre, %._crit_edge ], [ %28, %.lr.ph.split ]
  %60 = phi i32 [ %.pre, %._crit_edge ], [ %29, %.lr.ph.split ]
  %61 = phi i32 [ %.pre, %._crit_edge ], [ %30, %.lr.ph.split ]
  %indvars.iv.next71 = add nuw nsw i64 %indvars.iv70, 1
  %62 = sext i32 %61 to i64
  %.not40 = icmp slt i64 %indvars.iv.next71, %62
  br i1 %.not40, label %.lr.ph.split, label %.critedge, !llvm.loop !13

.critedge:                                        ; preds = %58, %.lr.ph, %.preheader
  %63 = phi i32 [ %26, %.preheader ], [ %26, %.lr.ph ], [ %59, %58 ]
  %64 = phi i32 [ %27, %.preheader ], [ %27, %.lr.ph ], [ %60, %58 ]
  %indvars.iv.next74 = add nuw nsw i64 %indvars.iv73, 1
  %65 = sext i32 %64 to i64
  %.not42 = icmp slt i64 %indvars.iv.next74, %65
  br i1 %.not42, label %.preheader, label %.critedge47, !llvm.loop !14

.critedge47:                                      ; preds = %.critedge, %.preheader50
  %66 = phi i32 [ %25, %.preheader50 ], [ %63, %.critedge ]
  %indvars.iv.next77 = add nuw nsw i64 %indvars.iv76, 1
  %67 = sext i32 %66 to i64
  %.not41 = icmp slt i64 %indvars.iv.next77, %67
  br i1 %.not41, label %.preheader50, label %.critedge49, !llvm.loop !16

.critedge49:                                      ; preds = %.critedge47, %.preheader51
  %68 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef -1)
          to label %71 unwind label %69

69:                                               ; preds = %.critedge49
  %70 = landingpad { ptr, i32 }
          cleanup
  br label %72

71:                                               ; preds = %53, %.critedge49
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %2) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %2) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %1) #6
  ret i32 0

72:                                               ; preds = %69, %56, %23
  %.pn = phi { ptr, i32 } [ %24, %23 ], [ %70, %69 ], [ %57, %56 ]
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %2) #6
  br label %73

73:                                               ; preds = %72, %18
  %.pn.pn = phi { ptr, i32 } [ %.pn, %72 ], [ %19, %18 ]
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %2) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %1) #6
  resume { ptr, i32 } %.pn.pn
}

declare noundef zeroext i1 @_ZNSt8ios_base15sync_with_stdioEb(i1 noundef zeroext) local_unnamed_addr #1

; 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

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #3

declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #1

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

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #4 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) #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #2 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_c(ptr noundef nonnull align 8 dereferenceable(8), i8 noundef signext) local_unnamed_addr #5

declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8), i32 noundef) local_unnamed_addr #1

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

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

attributes #0 = { 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 #1 = { "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 #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 nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #4 = { 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 = { 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 #6 = { 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 = !{!"int", !10, i64 0}
!10 = !{!"omnipotent char", !7, i64 0}
!11 = distinct !{!11, !12}
!12 = !{!"llvm.loop.mustprogress"}
!13 = distinct !{!13, !12}
!14 = distinct !{!14, !12, !15}
!15 = !{!"llvm.loop.unswitch.partial.disable"}
!16 = distinct !{!16, !12, !15}


; Effective O3 passes: ConstraintEliminationPass,EarlyCSEPass,GVNPass,GlobalOptPass,IPSCCPPass,IndVarSimplifyPass,InferFunctionAttrsPass,InstCombinePass,InstSimplifyPass,JumpThreadingPass,LCSSAPass,LICMPass,LoopInstSimplifyPass,LoopRotatePass,LoopSimplifyCFGPass,LoopSimplifyPass,LoopUnrollPass,ReassociatePass,SCCPPass,SROAPass,SimpleLoopUnswitchPass,SimplifyCFGPass,TailCallElimPass