; LLVM IR from abeaumont/competitive-programming :: codeforces/1130 (b)

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

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

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() #0 personality ptr @__gxx_personality_v0 {
  %1 = alloca i32, align 4
  %2 = alloca i64, align 8
  %3 = alloca %"class.std::vector", align 8
  %4 = alloca %"class.std::allocator", align 1
  %5 = alloca ptr, align 8
  %6 = alloca i32, align 4
  %7 = alloca i64, align 8
  %8 = alloca i64, align 8
  %9 = alloca i64, align 8
  %10 = alloca i64, align 8
  %11 = alloca i64, align 8
  %12 = alloca i64, align 8
  %13 = alloca i64, align 8
  %14 = alloca i64, align 8
  store i32 0, ptr %1, align 4
  %15 = call noundef zeroext i1 @_ZNSt8ios_base15sync_with_stdioEb(i1 noundef zeroext false)
  %16 = load ptr, ptr @_ZSt3cin, align 8, !tbaa !5
  %17 = getelementptr i8, ptr %16, i64 -24
  %18 = load i64, ptr %17, align 8
  %19 = getelementptr inbounds i8, ptr @_ZSt3cin, i64 %18
  %20 = call noundef ptr @_ZNSt9basic_iosIcSt11char_traitsIcEE3tieEPSo(ptr noundef nonnull align 8 dereferenceable(264) %19, ptr noundef null)
  call void @llvm.lifetime.start.p0(i64 8, ptr %2) #7
  %21 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERx(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 8 dereferenceable(8) %2)
  call void @llvm.lifetime.start.p0(i64 24, ptr %3) #7
  %22 = load i64, ptr %2, align 8, !tbaa !8
  call void @llvm.lifetime.start.p0(i64 1, ptr %4) #7
  call void @_ZNSaISt6vectorIxSaIxEEEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %4) #7
  invoke void @_ZNSt6vectorIS_IxSaIxEESaIS1_EEC2EmRKS2_(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %22, ptr noundef nonnull align 1 dereferenceable(1) %4)
          to label %23 unwind label %30

23:                                               ; preds = %0
  call void @_ZNSt15__new_allocatorISt6vectorIxSaIxEEED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %4) #7
  call void @llvm.lifetime.end.p0(i64 1, ptr %4) #7
  call void @llvm.lifetime.start.p0(i64 8, ptr %7) #7
  store i64 0, ptr %7, align 8, !tbaa !8
  br label %24

24:                                               ; preds = %42, %23
  %25 = load i64, ptr %7, align 8, !tbaa !8
  %26 = load i64, ptr %2, align 8, !tbaa !8
  %27 = mul nsw i64 2, %26
  %28 = icmp slt i64 %25, %27
  br i1 %28, label %34, label %29

29:                                               ; preds = %24
  call void @llvm.lifetime.end.p0(i64 8, ptr %7) #7
  br label %49

30:                                               ; preds = %0
  %31 = landingpad { ptr, i32 }
          cleanup
  %32 = extractvalue { ptr, i32 } %31, 0
  store ptr %32, ptr %5, align 8
  %33 = extractvalue { ptr, i32 } %31, 1
  store i32 %33, ptr %6, align 4
  call void @_ZNSt15__new_allocatorISt6vectorIxSaIxEEED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %4) #7
  call void @llvm.lifetime.end.p0(i64 1, ptr %4) #7
  br label %127

34:                                               ; preds = %24
  call void @llvm.lifetime.start.p0(i64 8, ptr %8) #7
  %35 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERx(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 8 dereferenceable(8) %8)
          to label %36 unwind label %45

36:                                               ; preds = %34
  %37 = load i64, ptr %8, align 8, !tbaa !8
  %38 = add nsw i64 %37, -1
  store i64 %38, ptr %8, align 8, !tbaa !8
  %39 = load i64, ptr %8, align 8, !tbaa !8
  %40 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IxSaIxEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %39) #7
  invoke void @_ZNSt6vectorIxSaIxEE9push_backERKx(ptr noundef nonnull align 8 dereferenceable(24) %40, ptr noundef nonnull align 8 dereferenceable(8) %7)
          to label %41 unwind label %45

41:                                               ; preds = %36
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #7
  br label %42

42:                                               ; preds = %41
  %43 = load i64, ptr %7, align 8, !tbaa !8
  %44 = add nsw i64 %43, 1
  store i64 %44, ptr %7, align 8, !tbaa !8
  br label %24, !llvm.loop !11

45:                                               ; preds = %36, %34
  %46 = landingpad { ptr, i32 }
          cleanup
  %47 = extractvalue { ptr, i32 } %46, 0
  store ptr %47, ptr %5, align 8
  %48 = extractvalue { ptr, i32 } %46, 1
  store i32 %48, ptr %6, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr %7) #7
  br label %126

49:                                               ; preds = %29
  call void @llvm.lifetime.start.p0(i64 8, ptr %9) #7
  store i64 0, ptr %9, align 8, !tbaa !8
  call void @llvm.lifetime.start.p0(i64 8, ptr %10) #7
  store i64 0, ptr %10, align 8, !tbaa !8
  call void @llvm.lifetime.start.p0(i64 8, ptr %11) #7
  store i64 0, ptr %11, align 8, !tbaa !8
  call void @llvm.lifetime.start.p0(i64 8, ptr %12) #7
  store i64 0, ptr %12, align 8, !tbaa !8
  br label %50

50:                                               ; preds = %112, %49
  %51 = load i64, ptr %12, align 8, !tbaa !8
  %52 = load i64, ptr %2, align 8, !tbaa !8
  %53 = icmp slt i64 %51, %52
  br i1 %53, label %55, label %54

54:                                               ; preds = %50
  call void @llvm.lifetime.end.p0(i64 8, ptr %12) #7
  br label %115

55:                                               ; preds = %50
  call void @llvm.lifetime.start.p0(i64 8, ptr %13) #7
  %56 = load i64, ptr %12, align 8, !tbaa !8
  %57 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IxSaIxEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %56) #7
  %58 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %57, i64 noundef 0) #7
  %59 = load i64, ptr %58, align 8, !tbaa !8
  store i64 %59, ptr %13, align 8, !tbaa !8
  call void @llvm.lifetime.start.p0(i64 8, ptr %14) #7
  %60 = load i64, ptr %12, align 8, !tbaa !8
  %61 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IxSaIxEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %60) #7
  %62 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %61, i64 noundef 1) #7
  %63 = load i64, ptr %62, align 8, !tbaa !8
  store i64 %63, ptr %14, align 8, !tbaa !8
  %64 = load i64, ptr %13, align 8, !tbaa !8
  %65 = load i64, ptr %9, align 8, !tbaa !8
  %66 = sub nsw i64 %64, %65
  %67 = call i64 @llvm.abs.i64(i64 %66, i1 true)
  %68 = load i64, ptr %14, align 8, !tbaa !8
  %69 = load i64, ptr %10, align 8, !tbaa !8
  %70 = sub nsw i64 %68, %69
  %71 = call i64 @llvm.abs.i64(i64 %70, i1 true)
  %72 = add nsw i64 %67, %71
  %73 = load i64, ptr %14, align 8, !tbaa !8
  %74 = load i64, ptr %9, align 8, !tbaa !8
  %75 = sub nsw i64 %73, %74
  %76 = call i64 @llvm.abs.i64(i64 %75, i1 true)
  %77 = load i64, ptr %13, align 8, !tbaa !8
  %78 = load i64, ptr %10, align 8, !tbaa !8
  %79 = sub nsw i64 %77, %78
  %80 = call i64 @llvm.abs.i64(i64 %79, i1 true)
  %81 = add nsw i64 %76, %80
  %82 = icmp sle i64 %72, %81
  br i1 %82, label %83, label %97

83:                                               ; preds = %55
  %84 = load i64, ptr %13, align 8, !tbaa !8
  %85 = load i64, ptr %9, align 8, !tbaa !8
  %86 = sub nsw i64 %84, %85
  %87 = call i64 @llvm.abs.i64(i64 %86, i1 true)
  %88 = load i64, ptr %14, align 8, !tbaa !8
  %89 = load i64, ptr %10, align 8, !tbaa !8
  %90 = sub nsw i64 %88, %89
  %91 = call i64 @llvm.abs.i64(i64 %90, i1 true)
  %92 = add nsw i64 %87, %91
  %93 = load i64, ptr %11, align 8, !tbaa !8
  %94 = add nsw i64 %93, %92
  store i64 %94, ptr %11, align 8, !tbaa !8
  %95 = load i64, ptr %13, align 8, !tbaa !8
  store i64 %95, ptr %9, align 8, !tbaa !8
  %96 = load i64, ptr %14, align 8, !tbaa !8
  store i64 %96, ptr %10, align 8, !tbaa !8
  br label %111

97:                                               ; preds = %55
  %98 = load i64, ptr %13, align 8, !tbaa !8
  %99 = load i64, ptr %10, align 8, !tbaa !8
  %100 = sub nsw i64 %98, %99
  %101 = call i64 @llvm.abs.i64(i64 %100, i1 true)
  %102 = load i64, ptr %14, align 8, !tbaa !8
  %103 = load i64, ptr %9, align 8, !tbaa !8
  %104 = sub nsw i64 %102, %103
  %105 = call i64 @llvm.abs.i64(i64 %104, i1 true)
  %106 = add nsw i64 %101, %105
  %107 = load i64, ptr %11, align 8, !tbaa !8
  %108 = add nsw i64 %107, %106
  store i64 %108, ptr %11, align 8, !tbaa !8
  %109 = load i64, ptr %14, align 8, !tbaa !8
  store i64 %109, ptr %9, align 8, !tbaa !8
  %110 = load i64, ptr %13, align 8, !tbaa !8
  store i64 %110, ptr %10, align 8, !tbaa !8
  br label %111

111:                                              ; preds = %97, %83
  call void @llvm.lifetime.end.p0(i64 8, ptr %14) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr %13) #7
  br label %112

112:                                              ; preds = %111
  %113 = load i64, ptr %12, align 8, !tbaa !8
  %114 = add nsw i64 %113, 1
  store i64 %114, ptr %12, align 8, !tbaa !8
  br label %50, !llvm.loop !13

115:                                              ; preds = %54
  %116 = load i64, ptr %11, align 8, !tbaa !8
  %117 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEx(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i64 noundef %116)
          to label %118 unwind label %122

118:                                              ; preds = %115
  %119 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %117, ptr noundef @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %120 unwind label %122

120:                                              ; preds = %118
  call void @llvm.lifetime.end.p0(i64 8, ptr %11) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr %10) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr %9) #7
  call void @_ZNSt6vectorIS_IxSaIxEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %3) #7
  call void @llvm.lifetime.end.p0(i64 24, ptr %3) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr %2) #7
  %121 = load i32, ptr %1, align 4
  ret i32 %121

122:                                              ; preds = %118, %115
  %123 = landingpad { ptr, i32 }
          cleanup
  %124 = extractvalue { ptr, i32 } %123, 0
  store ptr %124, ptr %5, align 8
  %125 = extractvalue { ptr, i32 } %123, 1
  store i32 %125, ptr %6, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %11) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr %10) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr %9) #7
  br label %126

126:                                              ; preds = %122, %45
  call void @_ZNSt6vectorIS_IxSaIxEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %3) #7
  br label %127

127:                                              ; preds = %126, %30
  call void @llvm.lifetime.end.p0(i64 24, ptr %3) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr %2) #7
  br label %128

128:                                              ; preds = %127
  %129 = load ptr, ptr %5, align 8
  %130 = load i32, ptr %6, align 4
  %131 = insertvalue { ptr, i32 } poison, ptr %129, 0
  %132 = insertvalue { ptr, i32 } %131, i32 %130, 1
  resume { ptr, i32 } %132
}

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

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERx(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 8 dereferenceable(8)) #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaISt6vectorIxSaIxEEEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIS_IxSaIxEESaIS1_EEC2EmRKS2_(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 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IxSaIxEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIxSaIxEE9push_backERKx(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 8 dereferenceable(8)) #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #2 align 2

; Function Attrs: nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare i64 @llvm.abs.i64(i64, i1 immarg) #5

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

; 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)) #6

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIS_IxSaIxEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorISt6vectorIxSaIxEEED2Ev(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 = { nocallback nofree nosync nounwind speculatable willreturn memory(none) }
attributes #6 = { inlinehint mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #7 = { nounwind }

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

!0 = !{i32 1, !"wchar_size", i32 4}
!1 = !{i32 8, !"PIC Level", i32 2}
!2 = !{i32 7, !"PIE Level", i32 2}
!3 = !{i32 7, !"uwtable", i32 2}
!4 = !{!"clang version 19.1.0 (git@github.com:llvm/llvm-project.git a4bf6cd7cfb1a1421ba92bca9d017b49936c55e4)"}
!5 = !{!6, !6, i64 0}
!6 = !{!"vtable pointer", !7, i64 0}
!7 = !{!"Simple C++ TBAA"}
!8 = !{!9, !9, i64 0}
!9 = !{!"long long", !10, i64 0}
!10 = !{!"omnipotent char", !7, i64 0}
!11 = distinct !{!11, !12}
!12 = !{!"llvm.loop.mustprogress"}
!13 = distinct !{!13, !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<long long>, std::allocator<std::vector<long long>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::vector<long long>, std::allocator<std::vector<long long>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::vector<long long>, std::allocator<std::vector<long long>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::vector<long long>, std::allocator<std::vector<long long>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::allocator" = type { i8 }

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

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() local_unnamed_addr #0 personality ptr @__gxx_personality_v0 {
  %1 = alloca i64, align 8
  %2 = alloca %"class.std::vector", align 8
  %3 = alloca %"class.std::allocator", align 1
  %4 = alloca i64, align 8
  %5 = alloca i64, align 8
  %6 = tail call noundef zeroext i1 @_ZNSt8ios_base15sync_with_stdioEb(i1 noundef zeroext false)
  %7 = load ptr, ptr @_ZSt3cin, align 8, !tbaa !5
  %8 = getelementptr i8, ptr %7, i64 -24
  %9 = load i64, ptr %8, align 8
  %10 = getelementptr inbounds i8, ptr @_ZSt3cin, i64 %9
  %11 = tail call noundef ptr @_ZNSt9basic_iosIcSt11char_traitsIcEE3tieEPSo(ptr noundef nonnull align 8 dereferenceable(264) %10, ptr noundef null)
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %1) #8
  %12 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERx(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 8 dereferenceable(8) %1)
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %2) #8
  %13 = load i64, ptr %1, align 8, !tbaa !8
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %3) #8
  call void @_ZNSaISt6vectorIxSaIxEEEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %3) #8
  invoke void @_ZNSt6vectorIS_IxSaIxEESaIS1_EEC2EmRKS2_(ptr noundef nonnull align 8 dereferenceable(24) %2, i64 noundef %13, ptr noundef nonnull align 1 dereferenceable(1) %3)
          to label %14 unwind label %18

14:                                               ; preds = %0
  call void @_ZNSt15__new_allocatorISt6vectorIxSaIxEEED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %3) #8
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %3) #8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %4) #8
  store i64 0, ptr %4, align 8, !tbaa !8
  %15 = load i64, ptr %1, align 8, !tbaa !8
  %16 = icmp sgt i64 %15, 0
  br i1 %16, label %.lr.ph, label %._crit_edge.thread

._crit_edge.thread:                               ; preds = %14
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %4) #8
  br label %._crit_edge51

._crit_edge:                                      ; preds = %25
  %17 = icmp sgt i64 %28, 0
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %4) #8
  br i1 %17, label %.lr.ph50, label %._crit_edge51

18:                                               ; preds = %0
  %19 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt15__new_allocatorISt6vectorIxSaIxEEED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %3) #8
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %3) #8
  br label %59

.lr.ph:                                           ; preds = %14, %25
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %5) #8
  %20 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERx(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 8 dereferenceable(8) %5)
          to label %21 unwind label %31

21:                                               ; preds = %.lr.ph
  %22 = load i64, ptr %5, align 8, !tbaa !8
  %23 = add nsw i64 %22, -1
  store i64 %23, ptr %5, align 8, !tbaa !8
  %24 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IxSaIxEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %2, i64 noundef %23) #8
  invoke void @_ZNSt6vectorIxSaIxEE9push_backERKx(ptr noundef nonnull align 8 dereferenceable(24) %24, ptr noundef nonnull align 8 dereferenceable(8) %4)
          to label %25 unwind label %31

25:                                               ; preds = %21
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %5) #8
  %26 = load i64, ptr %4, align 8, !tbaa !8
  %27 = add nsw i64 %26, 1
  store i64 %27, ptr %4, align 8, !tbaa !8
  %28 = load i64, ptr %1, align 8, !tbaa !8
  %29 = shl nsw i64 %28, 1
  %30 = icmp slt i64 %27, %29
  br i1 %30, label %.lr.ph, label %._crit_edge, !llvm.loop !11

31:                                               ; preds = %21, %.lr.ph
  %32 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %5) #8
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %4) #8
  br label %58

._crit_edge51:                                    ; preds = %.lr.ph50, %._crit_edge.thread, %._crit_edge
  %.032.lcssa = phi i64 [ 0, %._crit_edge ], [ 0, %._crit_edge.thread ], [ %.133, %.lr.ph50 ]
  %33 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEx(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i64 noundef %.032.lcssa)
          to label %53 unwind label %56

.lr.ph50:                                         ; preds = %._crit_edge, %.lr.ph50
  %.03148 = phi i64 [ %50, %.lr.ph50 ], [ 0, %._crit_edge ]
  %.03247 = phi i64 [ %.133, %.lr.ph50 ], [ 0, %._crit_edge ]
  %.03446 = phi i64 [ %.43, %.lr.ph50 ], [ 0, %._crit_edge ]
  %.03645 = phi i64 [ %., %.lr.ph50 ], [ 0, %._crit_edge ]
  %34 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IxSaIxEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %2, i64 noundef %.03148) #8
  %35 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %34, i64 noundef 0) #8
  %36 = load i64, ptr %35, align 8, !tbaa !8
  %37 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IxSaIxEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %2, i64 noundef %.03148) #8
  %38 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %37, i64 noundef 1) #8
  %39 = load i64, ptr %38, align 8, !tbaa !8
  %40 = sub nsw i64 %36, %.03645
  %41 = call i64 @llvm.abs.i64(i64 %40, i1 true)
  %42 = sub nsw i64 %39, %.03446
  %43 = call i64 @llvm.abs.i64(i64 %42, i1 true)
  %44 = add nuw nsw i64 %43, %41
  %45 = sub nsw i64 %39, %.03645
  %46 = call i64 @llvm.abs.i64(i64 %45, i1 true)
  %47 = sub nsw i64 %36, %.03446
  %48 = call i64 @llvm.abs.i64(i64 %47, i1 true)
  %49 = add nuw nsw i64 %46, %48
  %.not = icmp ugt i64 %44, %49
  %. = select i1 %.not, i64 %39, i64 %36
  %.43 = select i1 %.not, i64 %36, i64 %39
  %.44 = call i64 @llvm.umin.i64(i64 %44, i64 %49)
  %.133 = add nuw nsw i64 %.44, %.03247
  %50 = add nuw nsw i64 %.03148, 1
  %51 = load i64, ptr %1, align 8, !tbaa !8
  %52 = icmp slt i64 %50, %51
  br i1 %52, label %.lr.ph50, label %._crit_edge51, !llvm.loop !13

53:                                               ; preds = %._crit_edge51
  %54 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %33, ptr noundef nonnull @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %55 unwind label %56

55:                                               ; preds = %53
  call void @_ZNSt6vectorIS_IxSaIxEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %2) #8
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %2) #8
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %1) #8
  ret i32 0

56:                                               ; preds = %53, %._crit_edge51
  %57 = landingpad { ptr, i32 }
          cleanup
  br label %58

58:                                               ; preds = %56, %31
  %.pn40 = phi { ptr, i32 } [ %32, %31 ], [ %57, %56 ]
  call void @_ZNSt6vectorIS_IxSaIxEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %2) #8
  br label %59

59:                                               ; preds = %58, %18
  %.pn40.pn = phi { ptr, i32 } [ %.pn40, %58 ], [ %19, %18 ]
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %2) #8
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %1) #8
  resume { ptr, i32 } %.pn40.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

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERx(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaISt6vectorIxSaIxEEEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIS_IxSaIxEESaIS1_EEC2EmRKS2_(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 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IxSaIxEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIxSaIxEE9push_backERKx(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare i64 @llvm.abs.i64(i64, i1 immarg) #5

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

; 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)) #6

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIS_IxSaIxEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorISt6vectorIxSaIxEEED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

; Function Attrs: nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare i64 @llvm.umin.i64(i64, i64) #7

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 = { mustprogress nocallback nofree nosync nounwind speculatable willreturn memory(none) }
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 = { nocallback nofree nosync nounwind speculatable willreturn memory(none) }
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 = !{!"long long", !10, i64 0}
!10 = !{!"omnipotent char", !7, i64 0}
!11 = distinct !{!11, !12}
!12 = !{!"llvm.loop.mustprogress"}
!13 = distinct !{!13, !12}


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