; LLVM IR from plskz/competitive-programming :: Codeforces/Codeforces Round #481 (Div. 3) (A)

; 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.__gnu_cxx::__normal_iterator" = type { 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 ptr, align 8
  %4 = alloca i64, align 8
  %5 = alloca %"class.std::vector", align 8
  %6 = alloca ptr, align 8
  %7 = alloca ptr, align 8
  %8 = alloca ptr, align 8
  %9 = alloca ptr, align 8
  %10 = alloca ptr, align 8
  %11 = alloca i32, align 4
  %12 = alloca i32, align 4
  %13 = alloca i32, align 4
  %14 = alloca i32, align 4
  %15 = alloca i32, align 4
  %16 = alloca ptr, align 8
  %17 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %18 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %19 = alloca i32, align 4
  store i32 0, ptr %1, align 4
  %20 = call noundef zeroext i1 @_ZNSt8ios_base15sync_with_stdioEb(i1 noundef zeroext false)
  %21 = load ptr, ptr @_ZSt3cin, align 8, !tbaa !5
  %22 = getelementptr i8, ptr %21, i64 -24
  %23 = load i64, ptr %22, align 8
  %24 = getelementptr inbounds i8, ptr @_ZSt3cin, i64 %23
  %25 = call noundef ptr @_ZNSt9basic_iosIcSt11char_traitsIcEE3tieEPSo(ptr noundef nonnull align 8 dereferenceable(264) %24, ptr noundef null)
  call void @llvm.lifetime.start.p0(i64 4, ptr %2) #8
  %26 = 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)
  %27 = load i32, ptr %2, align 4, !tbaa !8
  %28 = zext i32 %27 to i64
  %29 = call ptr @llvm.stacksave.p0()
  store ptr %29, ptr %3, align 8
  %30 = alloca i32, i64 %28, align 16
  store i64 %28, ptr %4, align 8
  call void @llvm.lifetime.start.p0(i64 24, ptr %5) #8
  call void @_ZNSt6vectorIiSaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %5) #8
  call void @llvm.lifetime.start.p0(i64 8, ptr %6) #8
  store ptr %30, ptr %6, align 8, !tbaa !11
  call void @llvm.lifetime.start.p0(i64 8, ptr %7) #8
  %31 = load ptr, ptr %6, align 8, !tbaa !11
  store ptr %31, ptr %7, align 8, !tbaa !11
  call void @llvm.lifetime.start.p0(i64 8, ptr %8) #8
  %32 = load ptr, ptr %6, align 8, !tbaa !11
  %33 = mul nuw i64 4, %28
  %34 = udiv i64 %33, 4
  %35 = getelementptr inbounds i32, ptr %32, i64 %34
  store ptr %35, ptr %8, align 8, !tbaa !11
  br label %36

36:                                               ; preds = %46, %0
  %37 = load ptr, ptr %7, align 8, !tbaa !11
  %38 = load ptr, ptr %8, align 8, !tbaa !11
  %39 = icmp ne ptr %37, %38
  br i1 %39, label %41, label %40

40:                                               ; preds = %36
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #8
  call void @llvm.lifetime.end.p0(i64 8, ptr %7) #8
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #8
  br label %53

41:                                               ; preds = %36
  call void @llvm.lifetime.start.p0(i64 8, ptr %9) #8
  %42 = load ptr, ptr %7, align 8, !tbaa !11
  store ptr %42, ptr %9, align 8, !tbaa !11
  %43 = load ptr, ptr %9, align 8, !tbaa !11
  %44 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %43)
          to label %45 unwind label %49

45:                                               ; preds = %41
  call void @llvm.lifetime.end.p0(i64 8, ptr %9) #8
  br label %46

46:                                               ; preds = %45
  %47 = load ptr, ptr %7, align 8, !tbaa !11
  %48 = getelementptr inbounds i32, ptr %47, i32 1
  store ptr %48, ptr %7, align 8, !tbaa !11
  br label %36

49:                                               ; preds = %41
  %50 = landingpad { ptr, i32 }
          cleanup
  %51 = extractvalue { ptr, i32 } %50, 0
  store ptr %51, ptr %10, align 8
  %52 = extractvalue { ptr, i32 } %50, 1
  store i32 %52, ptr %11, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %9) #8
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #8
  call void @llvm.lifetime.end.p0(i64 8, ptr %7) #8
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #8
  br label %135

53:                                               ; preds = %40
  call void @llvm.lifetime.start.p0(i64 4, ptr %12) #8
  store i32 0, ptr %12, align 4, !tbaa !8
  br label %54

54:                                               ; preds = %96, %53
  %55 = load i32, ptr %12, align 4, !tbaa !8
  %56 = load i32, ptr %2, align 4, !tbaa !8
  %57 = icmp slt i32 %55, %56
  br i1 %57, label %59, label %58

58:                                               ; preds = %54
  store i32 4, ptr %13, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %12) #8
  br label %99

59:                                               ; preds = %54
  call void @llvm.lifetime.start.p0(i64 4, ptr %14) #8
  store i32 0, ptr %14, align 4, !tbaa !8
  call void @llvm.lifetime.start.p0(i64 4, ptr %15) #8
  %60 = load i32, ptr %12, align 4, !tbaa !8
  store i32 %60, ptr %15, align 4, !tbaa !8
  br label %61

61:                                               ; preds = %80, %59
  %62 = load i32, ptr %15, align 4, !tbaa !8
  %63 = load i32, ptr %2, align 4, !tbaa !8
  %64 = icmp slt i32 %62, %63
  br i1 %64, label %66, label %65

65:                                               ; preds = %61
  store i32 7, ptr %13, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %15) #8
  br label %83

66:                                               ; preds = %61
  %67 = load i32, ptr %12, align 4, !tbaa !8
  %68 = sext i32 %67 to i64
  %69 = getelementptr inbounds i32, ptr %30, i64 %68
  %70 = load i32, ptr %69, align 4, !tbaa !8
  %71 = load i32, ptr %15, align 4, !tbaa !8
  %72 = sext i32 %71 to i64
  %73 = getelementptr inbounds i32, ptr %30, i64 %72
  %74 = load i32, ptr %73, align 4, !tbaa !8
  %75 = icmp eq i32 %70, %74
  %76 = zext i1 %75 to i64
  %77 = select i1 %75, i32 1, i32 0
  %78 = load i32, ptr %14, align 4, !tbaa !8
  %79 = add nsw i32 %78, %77
  store i32 %79, ptr %14, align 4, !tbaa !8
  br label %80

80:                                               ; preds = %66
  %81 = load i32, ptr %15, align 4, !tbaa !8
  %82 = add nsw i32 %81, 1
  store i32 %82, ptr %15, align 4, !tbaa !8
  br label %61, !llvm.loop !13

83:                                               ; preds = %65
  %84 = load i32, ptr %14, align 4, !tbaa !8
  %85 = icmp eq i32 %84, 1
  br i1 %85, label %86, label %95

86:                                               ; preds = %83
  %87 = load i32, ptr %12, align 4, !tbaa !8
  %88 = sext i32 %87 to i64
  %89 = getelementptr inbounds i32, ptr %30, i64 %88
  invoke void @_ZNSt6vectorIiSaIiEE9push_backERKi(ptr noundef nonnull align 8 dereferenceable(24) %5, ptr noundef nonnull align 4 dereferenceable(4) %89)
          to label %90 unwind label %91

90:                                               ; preds = %86
  br label %95

91:                                               ; preds = %86
  %92 = landingpad { ptr, i32 }
          cleanup
  %93 = extractvalue { ptr, i32 } %92, 0
  store ptr %93, ptr %10, align 8
  %94 = extractvalue { ptr, i32 } %92, 1
  store i32 %94, ptr %11, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %14) #8
  call void @llvm.lifetime.end.p0(i64 4, ptr %12) #8
  br label %135

95:                                               ; preds = %90, %83
  call void @llvm.lifetime.end.p0(i64 4, ptr %14) #8
  br label %96

96:                                               ; preds = %95
  %97 = load i32, ptr %12, align 4, !tbaa !8
  %98 = add nsw i32 %97, 1
  store i32 %98, ptr %12, align 4, !tbaa !8
  br label %54, !llvm.loop !15

99:                                               ; preds = %58
  %100 = call noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %5) #8
  %101 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEm(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i64 noundef %100)
          to label %102 unwind label %114

102:                                              ; preds = %99
  %103 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_c(ptr noundef nonnull align 8 dereferenceable(8) %101, i8 noundef signext 10)
          to label %104 unwind label %114

104:                                              ; preds = %102
  call void @llvm.lifetime.start.p0(i64 8, ptr %16) #8
  store ptr %5, ptr %16, align 8, !tbaa !11
  call void @llvm.lifetime.start.p0(i64 8, ptr %17) #8
  %105 = load ptr, ptr %16, align 8, !tbaa !11
  %106 = call ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %105) #8
  %107 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %17, i32 0, i32 0
  store ptr %106, ptr %107, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %18) #8
  %108 = load ptr, ptr %16, align 8, !tbaa !11
  %109 = call ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %108) #8
  %110 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %18, i32 0, i32 0
  store ptr %109, ptr %110, align 8
  br label %111

111:                                              ; preds = %126, %104
  %112 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPiSt6vectorIiSaIiEEEEbRKNS_17__normal_iteratorIT_T0_EESA_(ptr noundef nonnull align 8 dereferenceable(8) %17, ptr noundef nonnull align 8 dereferenceable(8) %18) #8
  br i1 %112, label %118, label %113

113:                                              ; preds = %111
  store i32 10, ptr %13, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %18) #8
  call void @llvm.lifetime.end.p0(i64 8, ptr %17) #8
  call void @llvm.lifetime.end.p0(i64 8, ptr %16) #8
  br label %132

114:                                              ; preds = %102, %99
  %115 = landingpad { ptr, i32 }
          cleanup
  %116 = extractvalue { ptr, i32 } %115, 0
  store ptr %116, ptr %10, align 8
  %117 = extractvalue { ptr, i32 } %115, 1
  store i32 %117, ptr %11, align 4
  br label %135

118:                                              ; preds = %111
  call void @llvm.lifetime.start.p0(i64 4, ptr %19) #8
  %119 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %17) #8
  %120 = load i32, ptr %119, align 4, !tbaa !8
  store i32 %120, ptr %19, align 4, !tbaa !8
  %121 = load i32, ptr %19, align 4, !tbaa !8
  %122 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef %121)
          to label %123 unwind label %128

123:                                              ; preds = %118
  %124 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_c(ptr noundef nonnull align 8 dereferenceable(8) %122, i8 noundef signext 32)
          to label %125 unwind label %128

125:                                              ; preds = %123
  call void @llvm.lifetime.end.p0(i64 4, ptr %19) #8
  br label %126

126:                                              ; preds = %125
  %127 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %17) #8
  br label %111

128:                                              ; preds = %123, %118
  %129 = landingpad { ptr, i32 }
          cleanup
  %130 = extractvalue { ptr, i32 } %129, 0
  store ptr %130, ptr %10, align 8
  %131 = extractvalue { ptr, i32 } %129, 1
  store i32 %131, ptr %11, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %19) #8
  call void @llvm.lifetime.end.p0(i64 8, ptr %18) #8
  call void @llvm.lifetime.end.p0(i64 8, ptr %17) #8
  call void @llvm.lifetime.end.p0(i64 8, ptr %16) #8
  br label %135

132:                                              ; preds = %113
  store i32 0, ptr %1, align 4
  store i32 1, ptr %13, align 4
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %5) #8
  call void @llvm.lifetime.end.p0(i64 24, ptr %5) #8
  %133 = load ptr, ptr %3, align 8
  call void @llvm.stackrestore.p0(ptr %133)
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #8
  %134 = load i32, ptr %1, align 4
  ret i32 %134

135:                                              ; preds = %128, %114, %91, %49
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %5) #8
  call void @llvm.lifetime.end.p0(i64 24, ptr %5) #8
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #8
  br label %136

136:                                              ; preds = %135
  %137 = load ptr, ptr %10, align 8
  %138 = load i32, ptr %11, align 4
  %139 = insertvalue { ptr, i32 } poison, ptr %137, 0
  %140 = insertvalue { ptr, i32 } %139, i32 %138, 1
  resume { ptr, i32 } %140
}

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: nocallback nofree nosync nounwind willreturn
declare ptr @llvm.stacksave.p0() #4

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 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 uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEE9push_backERKi(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 4 dereferenceable(4)) #5 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) #6

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEm(ptr noundef nonnull align 8 dereferenceable(8), i64 noundef) #5 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) #2 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZN9__gnu_cxxneIPiSt6vectorIiSaIiEEEEbRKNS_17__normal_iteratorIT_T0_EESA_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) #7

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) #2 align 2

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 noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEppEv(ptr noundef nonnull align 8 dereferenceable(8)) #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
declare void @llvm.stackrestore.p0(ptr) #4

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 = { nocallback nofree nosync nounwind willreturn }
attributes #5 = { 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 = { 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 = { inlinehint mustprogress nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #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 = !{!12, !12, i64 0}
!12 = !{!"any pointer", !10, i64 0}
!13 = distinct !{!13, !14}
!14 = !{!"llvm.loop.mustprogress"}
!15 = distinct !{!15, !14}


; 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.__gnu_cxx::__normal_iterator" = type { 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 %"class.std::vector", align 8
  %3 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %4 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %5 = tail call noundef zeroext i1 @_ZNSt8ios_base15sync_with_stdioEb(i1 noundef zeroext false)
  %6 = load ptr, ptr @_ZSt3cin, align 8, !tbaa !5
  %7 = getelementptr i8, ptr %6, i64 -24
  %8 = load i64, ptr %7, align 8
  %9 = getelementptr inbounds i8, ptr @_ZSt3cin, i64 %8
  %10 = tail call noundef ptr @_ZNSt9basic_iosIcSt11char_traitsIcEE3tieEPSo(ptr noundef nonnull align 8 dereferenceable(264) %9, ptr noundef null)
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %1) #9
  %11 = 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)
  %12 = load i32, ptr %1, align 4, !tbaa !8
  %13 = zext i32 %12 to i64
  %14 = call ptr @llvm.stacksave.p0()
  %15 = alloca i32, i64 %13, align 16
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %2) #9
  call void @_ZNSt6vectorIiSaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %2) #9
  %16 = getelementptr inbounds i32, ptr %15, i64 %13
  %.not30 = icmp eq i32 %12, 0
  br i1 %.not30, label %.preheader29, label %.lr.ph

.preheader29:                                     ; preds = %20, %0
  %17 = load i32, ptr %1, align 4, !tbaa !8
  %18 = icmp sgt i32 %17, 0
  br i1 %18, label %.preheader, label %._crit_edge

.lr.ph:                                           ; preds = %0, %20
  %.031 = phi ptr [ %21, %20 ], [ %15, %0 ]
  %19 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %.031)
          to label %20 unwind label %22

20:                                               ; preds = %.lr.ph
  %21 = getelementptr inbounds i8, ptr %.031, i64 4
  %.not = icmp eq ptr %21, %16
  br i1 %.not, label %.preheader29, label %.lr.ph

22:                                               ; preds = %.lr.ph
  %23 = landingpad { ptr, i32 }
          cleanup
  br label %75

.preheader:                                       ; preds = %.preheader29, %53
  %24 = phi i32 [ %54, %53 ], [ %17, %.preheader29 ]
  %indvars.iv = phi i64 [ %indvars.iv.next, %53 ], [ 0, %.preheader29 ]
  %25 = add nuw i64 %indvars.iv, 1
  %26 = getelementptr inbounds i32, ptr %15, i64 %indvars.iv
  %27 = load i32, ptr %26, align 4, !tbaa !8
  %28 = sext i32 %24 to i64
  %smax = call i64 @llvm.smax.i64(i64 %25, i64 %28)
  %29 = sub i64 %smax, %indvars.iv
  %min.iters.check = icmp ult i64 %29, 8
  br i1 %min.iters.check, label %scalar.ph.preheader, label %vector.ph

scalar.ph.preheader:                              ; preds = %middle.block, %.preheader
  %indvars.iv38.ph = phi i64 [ %indvars.iv, %.preheader ], [ %ind.end, %middle.block ]
  %.02432.ph = phi i32 [ 0, %.preheader ], [ %40, %middle.block ]
  br label %scalar.ph

vector.ph:                                        ; preds = %.preheader
  %n.vec = and i64 %29, -8
  %ind.end = add i64 %indvars.iv, %n.vec
  %broadcast.splatinsert = insertelement <4 x i32> poison, i32 %27, i64 0
  %broadcast.splat = shufflevector <4 x i32> %broadcast.splatinsert, <4 x i32> poison, <4 x i32> zeroinitializer
  %30 = getelementptr i32, ptr %15, i64 %indvars.iv
  br label %vector.body

vector.body:                                      ; preds = %vector.body, %vector.ph
  %index = phi i64 [ 0, %vector.ph ], [ %index.next, %vector.body ]
  %vec.phi = phi <4 x i32> [ zeroinitializer, %vector.ph ], [ %37, %vector.body ]
  %vec.phi43 = phi <4 x i32> [ zeroinitializer, %vector.ph ], [ %38, %vector.body ]
  %31 = getelementptr i32, ptr %30, i64 %index
  %32 = getelementptr inbounds i8, ptr %31, i64 16
  %wide.load = load <4 x i32>, ptr %31, align 4, !tbaa !8
  %wide.load44 = load <4 x i32>, ptr %32, align 4, !tbaa !8
  %33 = icmp eq <4 x i32> %broadcast.splat, %wide.load
  %34 = icmp eq <4 x i32> %broadcast.splat, %wide.load44
  %35 = zext <4 x i1> %33 to <4 x i32>
  %36 = zext <4 x i1> %34 to <4 x i32>
  %37 = add <4 x i32> %vec.phi, %35
  %38 = add <4 x i32> %vec.phi43, %36
  %index.next = add nuw i64 %index, 8
  %39 = icmp eq i64 %index.next, %n.vec
  br i1 %39, label %middle.block, label %vector.body, !llvm.loop !11

middle.block:                                     ; preds = %vector.body
  %bin.rdx = add <4 x i32> %38, %37
  %40 = call i32 @llvm.vector.reduce.add.v4i32(<4 x i32> %bin.rdx)
  %cmp.n = icmp eq i64 %29, %n.vec
  br i1 %cmp.n, label %.loopexit, label %scalar.ph.preheader

._crit_edge:                                      ; preds = %53, %.preheader29
  %41 = call noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %2) #9
  %42 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEm(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i64 noundef %41)
          to label %57 unwind label %63

.loopexit:                                        ; preds = %scalar.ph, %middle.block
  %.lcssa = phi i32 [ %40, %middle.block ], [ %48, %scalar.ph ]
  %43 = icmp eq i32 %.lcssa, 1
  br i1 %43, label %50, label %53

scalar.ph:                                        ; preds = %scalar.ph.preheader, %scalar.ph
  %indvars.iv38 = phi i64 [ %indvars.iv.next39, %scalar.ph ], [ %indvars.iv38.ph, %scalar.ph.preheader ]
  %.02432 = phi i32 [ %48, %scalar.ph ], [ %.02432.ph, %scalar.ph.preheader ]
  %44 = getelementptr inbounds i32, ptr %15, i64 %indvars.iv38
  %45 = load i32, ptr %44, align 4, !tbaa !8
  %46 = icmp eq i32 %27, %45
  %47 = zext i1 %46 to i32
  %48 = add nuw nsw i32 %.02432, %47
  %indvars.iv.next39 = add nuw nsw i64 %indvars.iv38, 1
  %49 = icmp slt i64 %indvars.iv.next39, %28
  br i1 %49, label %scalar.ph, label %.loopexit, !llvm.loop !15

50:                                               ; preds = %.loopexit
  invoke void @_ZNSt6vectorIiSaIiEE9push_backERKi(ptr noundef nonnull align 8 dereferenceable(24) %2, ptr noundef nonnull align 4 dereferenceable(4) %26)
          to label %._crit_edge42 unwind label %51

._crit_edge42:                                    ; preds = %50
  %.pre = load i32, ptr %1, align 4, !tbaa !8
  br label %53

51:                                               ; preds = %50
  %52 = landingpad { ptr, i32 }
          cleanup
  br label %75

53:                                               ; preds = %._crit_edge42, %.loopexit
  %54 = phi i32 [ %.pre, %._crit_edge42 ], [ %24, %.loopexit ]
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %55 = sext i32 %54 to i64
  %56 = icmp slt i64 %indvars.iv.next, %55
  br i1 %56, label %.preheader, label %._crit_edge, !llvm.loop !16

57:                                               ; preds = %._crit_edge
  %58 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_c(ptr noundef nonnull align 8 dereferenceable(8) %42, i8 noundef signext 10)
          to label %59 unwind label %63

59:                                               ; preds = %57
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %3) #9
  %60 = call ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %2) #9
  store ptr %60, ptr %3, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %4) #9
  %61 = call ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %2) #9
  store ptr %61, ptr %4, align 8
  %62 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPiSt6vectorIiSaIiEEEEbRKNS_17__normal_iteratorIT_T0_EESA_(ptr noundef nonnull align 8 dereferenceable(8) %3, ptr noundef nonnull align 8 dereferenceable(8) %4) #9
  br i1 %62, label %.lr.ph36, label %._crit_edge37

._crit_edge37:                                    ; preds = %70, %59
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %4) #9
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %3) #9
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %2) #9
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %2) #9
  call void @llvm.stackrestore.p0(ptr %14)
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %1) #9
  ret i32 0

63:                                               ; preds = %57, %._crit_edge
  %64 = landingpad { ptr, i32 }
          cleanup
  br label %75

.lr.ph36:                                         ; preds = %59, %70
  %65 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %3) #9
  %66 = load i32, ptr %65, align 4, !tbaa !8
  %67 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef %66)
          to label %68 unwind label %73

68:                                               ; preds = %.lr.ph36
  %69 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_c(ptr noundef nonnull align 8 dereferenceable(8) %67, i8 noundef signext 32)
          to label %70 unwind label %73

70:                                               ; preds = %68
  %71 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %3) #9
  %72 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPiSt6vectorIiSaIiEEEEbRKNS_17__normal_iteratorIT_T0_EESA_(ptr noundef nonnull align 8 dereferenceable(8) %3, ptr noundef nonnull align 8 dereferenceable(8) %4) #9
  br i1 %72, label %.lr.ph36, label %._crit_edge37

73:                                               ; preds = %68, %.lr.ph36
  %74 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %4) #9
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %3) #9
  br label %75

75:                                               ; preds = %73, %63, %51, %22
  %.pn = phi { ptr, i32 } [ %23, %22 ], [ %52, %51 ], [ %74, %73 ], [ %64, %63 ]
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %2) #9
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %2) #9
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %1) #9
  resume { ptr, i32 } %.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 nocallback nofree nosync nounwind willreturn
declare ptr @llvm.stacksave.p0() #4

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 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 uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEE9push_backERKi(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #5 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 #6

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEm(ptr noundef nonnull align 8 dereferenceable(8), i64 noundef) local_unnamed_addr #5 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #2 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZN9__gnu_cxxneIPiSt6vectorIiSaIiEEEEbRKNS_17__normal_iteratorIT_T0_EESA_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #7

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) 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 #1

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEppEv(ptr noundef nonnull align 8 dereferenceable(8)) local_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
declare void @llvm.stackrestore.p0(ptr) #4

; Function Attrs: nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare i64 @llvm.smax.i64(i64, i64) #8

; Function Attrs: nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare i32 @llvm.vector.reduce.add.v4i32(<4 x i32>) #8

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 nocallback nofree nosync nounwind willreturn }
attributes #5 = { 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 = { 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 = { inlinehint mustprogress nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #8 = { nocallback nofree nosync nounwind speculatable willreturn memory(none) }
attributes #9 = { 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, !13, !14}
!12 = !{!"llvm.loop.mustprogress"}
!13 = !{!"llvm.loop.isvectorized", i32 1}
!14 = !{!"llvm.loop.unroll.runtime.disable"}
!15 = distinct !{!15, !12, !14, !13}
!16 = distinct !{!16, !12}


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