; LLVM IR from AnneLivia/Competitive-Programming :: Online Judges/URI/2520 (main)

; Unoptimized IR (clang -disable-llvm-passes):
target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"

%"class.std::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<std::vector<int>, std::allocator<std::vector<int>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::vector<int>, std::allocator<std::vector<int>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::vector<int>, std::allocator<std::vector<int>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::vector<int>, std::allocator<std::vector<int>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::vector.0" = type { %"struct.std::_Vector_base.1" }
%"struct.std::_Vector_base.1" = 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 }

@_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 i32, align 4
  %4 = alloca i32, align 4
  %5 = alloca i32, align 4
  %6 = alloca i32, align 4
  %7 = alloca i32, align 4
  %8 = alloca %"class.std::vector", align 8
  %9 = alloca ptr, align 8
  %10 = alloca i32, align 4
  %11 = alloca %"class.std::vector.0", align 8
  %12 = alloca i32, align 4
  %13 = alloca i32, align 4
  %14 = alloca i32, align 4
  %15 = alloca i32, align 4
  store i32 0, ptr %1, align 4
  call void @llvm.lifetime.start.p0(i64 4, ptr %2) #8
  call void @llvm.lifetime.start.p0(i64 4, ptr %3) #8
  call void @llvm.lifetime.start.p0(i64 4, ptr %4) #8
  call void @llvm.lifetime.start.p0(i64 4, ptr %5) #8
  call void @llvm.lifetime.start.p0(i64 4, ptr %6) #8
  call void @llvm.lifetime.start.p0(i64 4, ptr %7) #8
  call void @llvm.lifetime.start.p0(i64 24, ptr %8) #8
  call void @_ZNSt6vectorIS_IiSaIiEESaIS1_EEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %8) #8
  br label %16

16:                                               ; preds = %128, %0
  %17 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %2)
          to label %18 unwind label %36

18:                                               ; preds = %16
  %19 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %17, ptr noundef nonnull align 4 dereferenceable(4) %3)
          to label %20 unwind label %36

20:                                               ; preds = %18
  %21 = load ptr, ptr %19, align 8, !tbaa !5
  %22 = getelementptr i8, ptr %21, i64 -24
  %23 = load i64, ptr %22, align 8
  %24 = getelementptr inbounds i8, ptr %19, i64 %23
  %25 = invoke noundef zeroext i1 @_ZNKSt9basic_iosIcSt11char_traitsIcEEcvbEv(ptr noundef nonnull align 8 dereferenceable(264) %24)
          to label %26 unwind label %36

26:                                               ; preds = %20
  br i1 %25, label %27, label %129

27:                                               ; preds = %26
  call void @_ZNSt6vectorIS_IiSaIiEESaIS1_EE5clearEv(ptr noundef nonnull align 8 dereferenceable(24) %8) #8
  %28 = load i32, ptr %2, align 4, !tbaa !8
  %29 = sext i32 %28 to i64
  call void @llvm.lifetime.start.p0(i64 24, ptr %11) #8
  call void @llvm.memset.p0.i64(ptr align 8 %11, i8 0, i64 24, i1 false)
  call void @_ZNSt6vectorIiSaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %11) #8
  invoke void @_ZNSt6vectorIS_IiSaIiEESaIS1_EE6assignEmRKS1_(ptr noundef nonnull align 8 dereferenceable(24) %8, i64 noundef %29, ptr noundef nonnull align 8 dereferenceable(24) %11)
          to label %30 unwind label %40

30:                                               ; preds = %27
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %11) #8
  call void @llvm.lifetime.end.p0(i64 24, ptr %11) #8
  call void @llvm.lifetime.start.p0(i64 4, ptr %12) #8
  store i32 0, ptr %12, align 4, !tbaa !8
  br label %31

31:                                               ; preds = %51, %30
  %32 = load i32, ptr %12, align 4, !tbaa !8
  %33 = load i32, ptr %2, align 4, !tbaa !8
  %34 = icmp slt i32 %32, %33
  br i1 %34, label %44, label %35

35:                                               ; preds = %31
  call void @llvm.lifetime.end.p0(i64 4, ptr %12) #8
  br label %58

36:                                               ; preds = %126, %115, %20, %18, %16
  %37 = landingpad { ptr, i32 }
          cleanup
  %38 = extractvalue { ptr, i32 } %37, 0
  store ptr %38, ptr %9, align 8
  %39 = extractvalue { ptr, i32 } %37, 1
  store i32 %39, ptr %10, align 4
  br label %131

40:                                               ; preds = %27
  %41 = landingpad { ptr, i32 }
          cleanup
  %42 = extractvalue { ptr, i32 } %41, 0
  store ptr %42, ptr %9, align 8
  %43 = extractvalue { ptr, i32 } %41, 1
  store i32 %43, ptr %10, align 4
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %11) #8
  call void @llvm.lifetime.end.p0(i64 24, ptr %11) #8
  br label %131

44:                                               ; preds = %31
  %45 = load i32, ptr %12, align 4, !tbaa !8
  %46 = sext i32 %45 to i64
  %47 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IiSaIiEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %8, i64 noundef %46) #8
  %48 = load i32, ptr %3, align 4, !tbaa !8
  %49 = sext i32 %48 to i64
  invoke void @_ZNSt6vectorIiSaIiEE6resizeEm(ptr noundef nonnull align 8 dereferenceable(24) %47, i64 noundef %49)
          to label %50 unwind label %54

50:                                               ; preds = %44
  br label %51

51:                                               ; preds = %50
  %52 = load i32, ptr %12, align 4, !tbaa !8
  %53 = add nsw i32 %52, 1
  store i32 %53, ptr %12, align 4, !tbaa !8
  br label %31, !llvm.loop !11

54:                                               ; preds = %44
  %55 = landingpad { ptr, i32 }
          cleanup
  %56 = extractvalue { ptr, i32 } %55, 0
  store ptr %56, ptr %9, align 8
  %57 = extractvalue { ptr, i32 } %55, 1
  store i32 %57, ptr %10, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %12) #8
  br label %131

58:                                               ; preds = %35
  call void @llvm.lifetime.start.p0(i64 4, ptr %13) #8
  store i32 0, ptr %13, align 4, !tbaa !8
  br label %59

59:                                               ; preds = %112, %58
  %60 = load i32, ptr %13, align 4, !tbaa !8
  %61 = load i32, ptr %2, align 4, !tbaa !8
  %62 = icmp slt i32 %60, %61
  br i1 %62, label %64, label %63

63:                                               ; preds = %59
  store i32 7, ptr %14, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %13) #8
  br label %115

64:                                               ; preds = %59
  call void @llvm.lifetime.start.p0(i64 4, ptr %15) #8
  store i32 0, ptr %15, align 4, !tbaa !8
  br label %65

65:                                               ; preds = %108, %64
  %66 = load i32, ptr %15, align 4, !tbaa !8
  %67 = load i32, ptr %3, align 4, !tbaa !8
  %68 = icmp slt i32 %66, %67
  br i1 %68, label %70, label %69

69:                                               ; preds = %65
  store i32 10, ptr %14, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %15) #8
  br label %111

70:                                               ; preds = %65
  %71 = load i32, ptr %13, align 4, !tbaa !8
  %72 = sext i32 %71 to i64
  %73 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IiSaIiEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %8, i64 noundef %72) #8
  %74 = load i32, ptr %15, 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) %73, i64 noundef %75) #8
  %77 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %76)
          to label %78 unwind label %90

78:                                               ; preds = %70
  %79 = load i32, ptr %13, align 4, !tbaa !8
  %80 = sext i32 %79 to i64
  %81 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IiSaIiEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %8, i64 noundef %80) #8
  %82 = load i32, ptr %15, 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) %81, i64 noundef %83) #8
  %85 = load i32, ptr %84, align 4, !tbaa !8
  %86 = icmp eq i32 %85, 2
  br i1 %86, label %87, label %94

87:                                               ; preds = %78
  %88 = load i32, ptr %15, align 4, !tbaa !8
  store i32 %88, ptr %4, align 4, !tbaa !8
  %89 = load i32, ptr %13, align 4, !tbaa !8
  store i32 %89, ptr %5, align 4, !tbaa !8
  br label %107

90:                                               ; preds = %70
  %91 = landingpad { ptr, i32 }
          cleanup
  %92 = extractvalue { ptr, i32 } %91, 0
  store ptr %92, ptr %9, align 8
  %93 = extractvalue { ptr, i32 } %91, 1
  store i32 %93, ptr %10, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %15) #8
  call void @llvm.lifetime.end.p0(i64 4, ptr %13) #8
  br label %131

94:                                               ; preds = %78
  %95 = load i32, ptr %13, align 4, !tbaa !8
  %96 = sext i32 %95 to i64
  %97 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IiSaIiEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %8, i64 noundef %96) #8
  %98 = load i32, ptr %15, align 4, !tbaa !8
  %99 = sext i32 %98 to i64
  %100 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %97, i64 noundef %99) #8
  %101 = load i32, ptr %100, align 4, !tbaa !8
  %102 = icmp eq i32 %101, 1
  br i1 %102, label %103, label %106

103:                                              ; preds = %94
  %104 = load i32, ptr %15, align 4, !tbaa !8
  store i32 %104, ptr %6, align 4, !tbaa !8
  %105 = load i32, ptr %13, align 4, !tbaa !8
  store i32 %105, ptr %7, align 4, !tbaa !8
  br label %106

106:                                              ; preds = %103, %94
  br label %107

107:                                              ; preds = %106, %87
  br label %108

108:                                              ; preds = %107
  %109 = load i32, ptr %15, align 4, !tbaa !8
  %110 = add nsw i32 %109, 1
  store i32 %110, ptr %15, align 4, !tbaa !8
  br label %65, !llvm.loop !13

111:                                              ; preds = %69
  br label %112

112:                                              ; preds = %111
  %113 = load i32, ptr %13, align 4, !tbaa !8
  %114 = add nsw i32 %113, 1
  store i32 %114, ptr %13, align 4, !tbaa !8
  br label %59, !llvm.loop !14

115:                                              ; preds = %63
  %116 = load i32, ptr %4, align 4, !tbaa !8
  %117 = load i32, ptr %6, align 4, !tbaa !8
  %118 = sub nsw i32 %116, %117
  %119 = call i32 @llvm.abs.i32(i32 %118, i1 true)
  %120 = load i32, ptr %5, align 4, !tbaa !8
  %121 = load i32, ptr %7, align 4, !tbaa !8
  %122 = sub nsw i32 %120, %121
  %123 = call i32 @llvm.abs.i32(i32 %122, i1 true)
  %124 = add nsw i32 %119, %123
  %125 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef %124)
          to label %126 unwind label %36

126:                                              ; preds = %115
  %127 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %125, ptr noundef @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %128 unwind label %36

128:                                              ; preds = %126
  br label %16, !llvm.loop !15

129:                                              ; preds = %26
  store i32 0, ptr %1, align 4
  store i32 1, ptr %14, align 4
  call void @_ZNSt6vectorIS_IiSaIiEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %8) #8
  call void @llvm.lifetime.end.p0(i64 24, ptr %8) #8
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #8
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #8
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #8
  call void @llvm.lifetime.end.p0(i64 4, ptr %4) #8
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #8
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #8
  %130 = load i32, ptr %1, align 4
  ret i32 %130

131:                                              ; preds = %90, %54, %40, %36
  call void @_ZNSt6vectorIS_IiSaIiEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %8) #8
  call void @llvm.lifetime.end.p0(i64 24, ptr %8) #8
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #8
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #8
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #8
  call void @llvm.lifetime.end.p0(i64 4, ptr %4) #8
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #8
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #8
  br label %132

132:                                              ; preds = %131
  %133 = load ptr, ptr %9, align 8
  %134 = load i32, ptr %10, align 4
  %135 = insertvalue { ptr, i32 } poison, ptr %133, 0
  %136 = insertvalue { ptr, i32 } %135, i32 %134, 1
  resume { ptr, i32 } %136
}

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIS_IiSaIiEESaIS1_EEC2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 4 dereferenceable(4)) #3

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress uwtable
declare noundef zeroext i1 @_ZNKSt9basic_iosIcSt11char_traitsIcEEcvbEv(ptr noundef nonnull align 8 dereferenceable(264)) #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIS_IiSaIiEESaIS1_EE5clearEv(ptr noundef nonnull align 8 dereferenceable(24)) #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIS_IiSaIiEESaIS1_EE6assignEmRKS1_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 8 dereferenceable(24)) #4 align 2

; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: write)
declare void @llvm.memset.p0.i64(ptr nocapture writeonly, i8, i64, i1 immarg) #5

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

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

; Function Attrs: 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(24) ptr @_ZNSt6vectorIS_IiSaIiEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEE6resizeEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #4 align 2

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

declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8), i32 noundef) #3

; Function Attrs: nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare i32 @llvm.abs.i32(i32, i1 immarg) #6

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) #4 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)) #7

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIS_IiSaIiEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) 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 = { 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 = { "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 = { 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 = { nocallback nofree nounwind willreturn memory(argmem: write) }
attributes #6 = { nocallback nofree nosync nounwind speculatable willreturn memory(none) }
attributes #7 = { 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 #8 = { 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<std::vector<int>, std::allocator<std::vector<int>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::vector<int>, std::allocator<std::vector<int>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::vector<int>, std::allocator<std::vector<int>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::vector<int>, std::allocator<std::vector<int>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::vector.0" = type { %"struct.std::_Vector_base.1" }
%"struct.std::_Vector_base.1" = 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 }

@_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 i32, align 4
  %3 = alloca %"class.std::vector", align 8
  %4 = alloca %"class.std::vector.0", align 8
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %1) #8
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %2) #8
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %3) #8
  call void @_ZNSt6vectorIS_IiSaIiEESaIS1_EEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %3) #8
  br label %5

5:                                                ; preds = %73, %0
  %.036 = phi i32 [ undef, %0 ], [ %.137.lcssa, %73 ]
  %.032 = phi i32 [ undef, %0 ], [ %.133.lcssa, %73 ]
  %.028 = phi i32 [ undef, %0 ], [ %.129.lcssa, %73 ]
  %.027 = phi i32 [ undef, %0 ], [ %.1.lcssa, %73 ]
  %6 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %1)
          to label %7 unwind label %25

7:                                                ; preds = %5
  %8 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %6, ptr noundef nonnull align 4 dereferenceable(4) %2)
          to label %9 unwind label %25

9:                                                ; preds = %7
  %10 = load ptr, ptr %8, align 8, !tbaa !5
  %11 = getelementptr i8, ptr %10, i64 -24
  %12 = load i64, ptr %11, align 8
  %13 = getelementptr inbounds i8, ptr %8, i64 %12
  %14 = invoke noundef zeroext i1 @_ZNKSt9basic_iosIcSt11char_traitsIcEEcvbEv(ptr noundef nonnull align 8 dereferenceable(264) %13)
          to label %15 unwind label %25

15:                                               ; preds = %9
  br i1 %14, label %16, label %75

16:                                               ; preds = %15
  call void @_ZNSt6vectorIS_IiSaIiEESaIS1_EE5clearEv(ptr noundef nonnull align 8 dereferenceable(24) %3) #8
  %17 = load i32, ptr %1, align 4, !tbaa !8
  %18 = sext i32 %17 to i64
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %4) #8
  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %4, i8 0, i64 24, i1 false)
  call void @_ZNSt6vectorIiSaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %4) #8
  invoke void @_ZNSt6vectorIS_IiSaIiEESaIS1_EE6assignEmRKS1_(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %18, ptr noundef nonnull align 8 dereferenceable(24) %4)
          to label %19 unwind label %27

19:                                               ; preds = %16
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %4) #8
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %4) #8
  %20 = load i32, ptr %1, align 4, !tbaa !8
  %21 = icmp sgt i32 %20, 0
  br i1 %21, label %.lr.ph, label %._crit_edge66

.preheader42:                                     ; preds = %32
  %22 = icmp sgt i32 %33, 0
  %23 = load i32, ptr %2, align 4
  %24 = icmp sgt i32 %23, 0
  %or.cond = select i1 %22, i1 %24, i1 false
  br i1 %or.cond, label %.preheader, label %._crit_edge66

25:                                               ; preds = %73, %._crit_edge66, %9, %7, %5
  %26 = landingpad { ptr, i32 }
          cleanup
  br label %76

27:                                               ; preds = %16
  %28 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %4) #8
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %4) #8
  br label %76

.lr.ph:                                           ; preds = %19, %32
  %indvars.iv = phi i64 [ %indvars.iv.next, %32 ], [ 0, %19 ]
  %29 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IiSaIiEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %indvars.iv) #8
  %30 = load i32, ptr %2, align 4, !tbaa !8
  %31 = sext i32 %30 to i64
  invoke void @_ZNSt6vectorIiSaIiEE6resizeEm(ptr noundef nonnull align 8 dereferenceable(24) %29, i64 noundef %31)
          to label %32 unwind label %36

32:                                               ; preds = %.lr.ph
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %33 = load i32, ptr %1, align 4, !tbaa !8
  %34 = sext i32 %33 to i64
  %35 = icmp slt i64 %indvars.iv.next, %34
  br i1 %35, label %.lr.ph, label %.preheader42, !llvm.loop !11

36:                                               ; preds = %.lr.ph
  %37 = landingpad { ptr, i32 }
          cleanup
  br label %76

.preheader:                                       ; preds = %.preheader42, %._crit_edge
  %38 = phi i32 [ %48, %._crit_edge ], [ %33, %.preheader42 ]
  %39 = phi i32 [ %49, %._crit_edge ], [ %23, %.preheader42 ]
  %indvars.iv79 = phi i64 [ %indvars.iv.next80, %._crit_edge ], [ 0, %.preheader42 ]
  %.164 = phi i32 [ %.2.lcssa, %._crit_edge ], [ %.027, %.preheader42 ]
  %.12963 = phi i32 [ %.230.lcssa, %._crit_edge ], [ %.028, %.preheader42 ]
  %.13362 = phi i32 [ %.234.lcssa, %._crit_edge ], [ %.032, %.preheader42 ]
  %.13761 = phi i32 [ %.238.lcssa, %._crit_edge ], [ %.036, %.preheader42 ]
  %40 = icmp sgt i32 %39, 0
  br i1 %40, label %.lr.ph57, label %._crit_edge

.lr.ph57:                                         ; preds = %.preheader
  %41 = trunc nuw nsw i64 %indvars.iv79 to i32
  br label %52

._crit_edge66:                                    ; preds = %._crit_edge, %19, %.preheader42
  %.137.lcssa = phi i32 [ %.036, %.preheader42 ], [ %.036, %19 ], [ %.238.lcssa, %._crit_edge ]
  %.133.lcssa = phi i32 [ %.032, %.preheader42 ], [ %.032, %19 ], [ %.234.lcssa, %._crit_edge ]
  %.129.lcssa = phi i32 [ %.028, %.preheader42 ], [ %.028, %19 ], [ %.230.lcssa, %._crit_edge ]
  %.1.lcssa = phi i32 [ %.027, %.preheader42 ], [ %.027, %19 ], [ %.2.lcssa, %._crit_edge ]
  %42 = sub nsw i32 %.137.lcssa, %.129.lcssa
  %43 = call i32 @llvm.abs.i32(i32 %42, i1 true)
  %44 = sub nsw i32 %.133.lcssa, %.1.lcssa
  %45 = call i32 @llvm.abs.i32(i32 %44, i1 true)
  %46 = add nuw nsw i32 %45, %43
  %47 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef %46)
          to label %73 unwind label %25

._crit_edge.loopexit:                             ; preds = %69
  %.pre = load i32, ptr %1, align 4, !tbaa !8
  br label %._crit_edge

._crit_edge:                                      ; preds = %._crit_edge.loopexit, %.preheader
  %48 = phi i32 [ %38, %.preheader ], [ %.pre, %._crit_edge.loopexit ]
  %49 = phi i32 [ %39, %.preheader ], [ %70, %._crit_edge.loopexit ]
  %.238.lcssa = phi i32 [ %.13761, %.preheader ], [ %.339, %._crit_edge.loopexit ]
  %.234.lcssa = phi i32 [ %.13362, %.preheader ], [ %.335, %._crit_edge.loopexit ]
  %.230.lcssa = phi i32 [ %.12963, %.preheader ], [ %.331, %._crit_edge.loopexit ]
  %.2.lcssa = phi i32 [ %.164, %.preheader ], [ %.3, %._crit_edge.loopexit ]
  %indvars.iv.next80 = add nuw nsw i64 %indvars.iv79, 1
  %50 = sext i32 %48 to i64
  %51 = icmp slt i64 %indvars.iv.next80, %50
  br i1 %51, label %.preheader, label %._crit_edge66, !llvm.loop !13

52:                                               ; preds = %.lr.ph57, %69
  %indvars.iv76 = phi i64 [ 0, %.lr.ph57 ], [ %indvars.iv.next77, %69 ]
  %.255 = phi i32 [ %.164, %.lr.ph57 ], [ %.3, %69 ]
  %.23054 = phi i32 [ %.12963, %.lr.ph57 ], [ %.331, %69 ]
  %.23453 = phi i32 [ %.13362, %.lr.ph57 ], [ %.335, %69 ]
  %.23852 = phi i32 [ %.13761, %.lr.ph57 ], [ %.339, %69 ]
  %53 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IiSaIiEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %indvars.iv79) #8
  %54 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %53, i64 noundef %indvars.iv76) #8
  %55 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %54)
          to label %56 unwind label %62

56:                                               ; preds = %52
  %57 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IiSaIiEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %indvars.iv79) #8
  %58 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %57, i64 noundef %indvars.iv76) #8
  %59 = load i32, ptr %58, align 4, !tbaa !8
  %60 = icmp eq i32 %59, 2
  %61 = trunc nuw nsw i64 %indvars.iv76 to i32
  br i1 %60, label %69, label %64

62:                                               ; preds = %52
  %63 = landingpad { ptr, i32 }
          cleanup
  br label %76

64:                                               ; preds = %56
  %65 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IiSaIiEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %indvars.iv79) #8
  %66 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %65, i64 noundef %indvars.iv76) #8
  %67 = load i32, ptr %66, align 4, !tbaa !8
  %68 = icmp eq i32 %67, 1
  %spec.select = select i1 %68, i32 %61, i32 %.23054
  %spec.select41 = select i1 %68, i32 %41, i32 %.255
  br label %69

69:                                               ; preds = %64, %56
  %.339 = phi i32 [ %61, %56 ], [ %.23852, %64 ]
  %.335 = phi i32 [ %41, %56 ], [ %.23453, %64 ]
  %.331 = phi i32 [ %.23054, %56 ], [ %spec.select, %64 ]
  %.3 = phi i32 [ %.255, %56 ], [ %spec.select41, %64 ]
  %indvars.iv.next77 = add nuw nsw i64 %indvars.iv76, 1
  %70 = load i32, ptr %2, align 4, !tbaa !8
  %71 = sext i32 %70 to i64
  %72 = icmp slt i64 %indvars.iv.next77, %71
  br i1 %72, label %52, label %._crit_edge.loopexit, !llvm.loop !15

73:                                               ; preds = %._crit_edge66
  %74 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %47, ptr noundef nonnull @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %5 unwind label %25, !llvm.loop !16

75:                                               ; preds = %15
  call void @_ZNSt6vectorIS_IiSaIiEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %3) #8
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %3) #8
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %2) #8
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %1) #8
  ret i32 0

76:                                               ; preds = %62, %36, %27, %25
  %.pn = phi { ptr, i32 } [ %37, %36 ], [ %63, %62 ], [ %26, %25 ], [ %28, %27 ]
  call void @_ZNSt6vectorIS_IiSaIiEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %3) #8
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %3) #8
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %2) #8
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %1) #8
  resume { ptr, i32 } %.pn
}

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIS_IiSaIiEESaIS1_EEC2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

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 #3

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress uwtable
declare noundef zeroext i1 @_ZNKSt9basic_iosIcSt11char_traitsIcEEcvbEv(ptr noundef nonnull align 8 dereferenceable(264)) local_unnamed_addr #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIS_IiSaIiEESaIS1_EE5clearEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIS_IiSaIiEESaIS1_EE6assignEmRKS1_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #4 align 2

; Function Attrs: mustprogress nocallback nofree nounwind willreturn memory(argmem: write)
declare void @llvm.memset.p0.i64(ptr nocapture writeonly, i8, i64, i1 immarg) #5

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

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

; Function Attrs: mustprogress 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(24) ptr @_ZNSt6vectorIS_IiSaIiEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEE6resizeEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #4 align 2

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

declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8), i32 noundef) local_unnamed_addr #3

; Function Attrs: mustprogress nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare i32 @llvm.abs.i32(i32, i1 immarg) #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 #4 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)) #7

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIS_IiSaIiEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) 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 = { 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 = { "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 = { 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 = { mustprogress nocallback nofree nounwind willreturn memory(argmem: write) }
attributes #6 = { mustprogress nocallback nofree nosync nounwind speculatable willreturn memory(none) }
attributes #7 = { 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 #8 = { 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}
!14 = !{!"llvm.loop.unswitch.partial.disable"}
!15 = distinct !{!15, !12}
!16 = distinct !{!16, !12}


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