; LLVM IR from DionysiosB/CodeForces :: 0800-0899 (844B-Rectangles)

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

@.str = external hidden unnamed_addr constant [6 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [3 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [6 x i8], align 1

; 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 %"class.std::vector", align 8
  %5 = alloca i32, align 4
  %6 = alloca %"class.std::allocator", align 1
  %7 = alloca ptr, align 8
  %8 = alloca i32, align 4
  %9 = alloca %"class.std::vector", align 8
  %10 = alloca i32, align 4
  %11 = alloca %"class.std::allocator", align 1
  %12 = alloca i32, align 4
  %13 = alloca i32, align 4
  %14 = alloca i32, align 4
  %15 = alloca i32, align 4
  %16 = alloca i64, align 8
  %17 = alloca i64, align 8
  %18 = alloca i64, align 8
  store i32 0, ptr %1, align 4
  call void @llvm.lifetime.start.p0(i64 4, ptr %2) #5
  call void @llvm.lifetime.start.p0(i64 4, ptr %3) #5
  %19 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str, ptr noundef %2, ptr noundef %3)
  call void @llvm.lifetime.start.p0(i64 24, ptr %4) #5
  %20 = load i32, ptr %2, align 4, !tbaa !5
  %21 = sext i32 %20 to i64
  call void @llvm.lifetime.start.p0(i64 4, ptr %5) #5
  store i32 0, ptr %5, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 1, ptr %6) #5
  call void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %6) #5
  invoke void @_ZNSt6vectorIiSaIiEEC2EmRKiRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %4, i64 noundef %21, ptr noundef nonnull align 4 dereferenceable(4) %5, ptr noundef nonnull align 1 dereferenceable(1) %6)
          to label %22 unwind label %31

22:                                               ; preds = %0
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %6) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr %6) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #5
  call void @llvm.lifetime.start.p0(i64 24, ptr %9) #5
  %23 = load i32, ptr %3, align 4, !tbaa !5
  %24 = sext i32 %23 to i64
  call void @llvm.lifetime.start.p0(i64 4, ptr %10) #5
  store i32 0, ptr %10, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 1, ptr %11) #5
  call void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %11) #5
  invoke void @_ZNSt6vectorIiSaIiEEC2EmRKiRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %9, i64 noundef %24, ptr noundef nonnull align 4 dereferenceable(4) %10, ptr noundef nonnull align 1 dereferenceable(1) %11)
          to label %25 unwind label %35

25:                                               ; preds = %22
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %11) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr %11) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %10) #5
  call void @llvm.lifetime.start.p0(i64 4, ptr %12) #5
  store i32 0, ptr %12, align 4, !tbaa !5
  br label %26

26:                                               ; preds = %68, %25
  %27 = load i32, ptr %12, align 4, !tbaa !5
  %28 = load i32, ptr %2, align 4, !tbaa !5
  %29 = icmp slt i32 %27, %28
  br i1 %29, label %39, label %30

30:                                               ; preds = %26
  store i32 2, ptr %13, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %12) #5
  br label %71

31:                                               ; preds = %0
  %32 = landingpad { ptr, i32 }
          cleanup
  %33 = extractvalue { ptr, i32 } %32, 0
  store ptr %33, ptr %7, align 8
  %34 = extractvalue { ptr, i32 } %32, 1
  store i32 %34, ptr %8, align 4
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %6) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr %6) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #5
  br label %143

35:                                               ; preds = %22
  %36 = landingpad { ptr, i32 }
          cleanup
  %37 = extractvalue { ptr, i32 } %36, 0
  store ptr %37, ptr %7, align 8
  %38 = extractvalue { ptr, i32 } %36, 1
  store i32 %38, ptr %8, align 4
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %11) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr %11) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %10) #5
  br label %142

39:                                               ; preds = %26
  call void @llvm.lifetime.start.p0(i64 4, ptr %14) #5
  store i32 0, ptr %14, align 4, !tbaa !5
  br label %40

40:                                               ; preds = %60, %39
  %41 = load i32, ptr %14, align 4, !tbaa !5
  %42 = load i32, ptr %3, align 4, !tbaa !5
  %43 = icmp slt i32 %41, %42
  br i1 %43, label %45, label %44

44:                                               ; preds = %40
  store i32 5, ptr %13, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %14) #5
  br label %67

45:                                               ; preds = %40
  call void @llvm.lifetime.start.p0(i64 4, ptr %15) #5
  %46 = invoke i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str.1, ptr noundef %15)
          to label %47 unwind label %63

47:                                               ; preds = %45
  %48 = load i32, ptr %15, align 4, !tbaa !5
  %49 = load i32, ptr %12, align 4, !tbaa !5
  %50 = sext i32 %49 to i64
  %51 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %4, i64 noundef %50) #5
  %52 = load i32, ptr %51, align 4, !tbaa !5
  %53 = add nsw i32 %52, %48
  store i32 %53, ptr %51, align 4, !tbaa !5
  %54 = load i32, ptr %15, align 4, !tbaa !5
  %55 = load i32, ptr %14, align 4, !tbaa !5
  %56 = sext i32 %55 to i64
  %57 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %9, i64 noundef %56) #5
  %58 = load i32, ptr %57, align 4, !tbaa !5
  %59 = add nsw i32 %58, %54
  store i32 %59, ptr %57, align 4, !tbaa !5
  call void @llvm.lifetime.end.p0(i64 4, ptr %15) #5
  br label %60

60:                                               ; preds = %47
  %61 = load i32, ptr %14, align 4, !tbaa !5
  %62 = add nsw i32 %61, 1
  store i32 %62, ptr %14, align 4, !tbaa !5
  br label %40, !llvm.loop !9

63:                                               ; preds = %45
  %64 = landingpad { ptr, i32 }
          cleanup
  %65 = extractvalue { ptr, i32 } %64, 0
  store ptr %65, ptr %7, align 8
  %66 = extractvalue { ptr, i32 } %64, 1
  store i32 %66, ptr %8, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %15) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %14) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %12) #5
  br label %141

67:                                               ; preds = %44
  br label %68

68:                                               ; preds = %67
  %69 = load i32, ptr %12, align 4, !tbaa !5
  %70 = add nsw i32 %69, 1
  store i32 %70, ptr %12, align 4, !tbaa !5
  br label %26, !llvm.loop !11

71:                                               ; preds = %30
  call void @llvm.lifetime.start.p0(i64 8, ptr %16) #5
  %72 = load i32, ptr %2, align 4, !tbaa !5
  %73 = sub nsw i32 0, %72
  %74 = load i32, ptr %3, align 4, !tbaa !5
  %75 = mul nsw i32 %73, %74
  %76 = sext i32 %75 to i64
  store i64 %76, ptr %16, align 8, !tbaa !12
  call void @llvm.lifetime.start.p0(i64 8, ptr %17) #5
  store i64 0, ptr %17, align 8, !tbaa !12
  br label %77

77:                                               ; preds = %101, %71
  %78 = load i64, ptr %17, align 8, !tbaa !12
  %79 = load i32, ptr %2, align 4, !tbaa !5
  %80 = sext i32 %79 to i64
  %81 = icmp slt i64 %78, %80
  br i1 %81, label %83, label %82

82:                                               ; preds = %77
  store i32 8, ptr %13, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %17) #5
  br label %104

83:                                               ; preds = %77
  %84 = load i64, ptr %17, align 8, !tbaa !12
  %85 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %4, i64 noundef %84) #5
  %86 = load i32, ptr %85, align 4, !tbaa !5
  %87 = zext i32 %86 to i64
  %88 = shl i64 1, %87
  %89 = sub nsw i64 %88, 1
  %90 = load i32, ptr %3, align 4, !tbaa !5
  %91 = load i64, ptr %17, align 8, !tbaa !12
  %92 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %4, i64 noundef %91) #5
  %93 = load i32, ptr %92, align 4, !tbaa !5
  %94 = sub nsw i32 %90, %93
  %95 = zext i32 %94 to i64
  %96 = shl i64 1, %95
  %97 = sub nsw i64 %96, 1
  %98 = add nsw i64 %89, %97
  %99 = load i64, ptr %16, align 8, !tbaa !12
  %100 = add nsw i64 %99, %98
  store i64 %100, ptr %16, align 8, !tbaa !12
  br label %101

101:                                              ; preds = %83
  %102 = load i64, ptr %17, align 8, !tbaa !12
  %103 = add nsw i64 %102, 1
  store i64 %103, ptr %17, align 8, !tbaa !12
  br label %77, !llvm.loop !14

104:                                              ; preds = %82
  call void @llvm.lifetime.start.p0(i64 8, ptr %18) #5
  store i64 0, ptr %18, align 8, !tbaa !12
  br label %105

105:                                              ; preds = %129, %104
  %106 = load i64, ptr %18, align 8, !tbaa !12
  %107 = load i32, ptr %3, align 4, !tbaa !5
  %108 = sext i32 %107 to i64
  %109 = icmp slt i64 %106, %108
  br i1 %109, label %111, label %110

110:                                              ; preds = %105
  store i32 11, ptr %13, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %18) #5
  br label %132

111:                                              ; preds = %105
  %112 = load i64, ptr %18, align 8, !tbaa !12
  %113 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %9, i64 noundef %112) #5
  %114 = load i32, ptr %113, align 4, !tbaa !5
  %115 = zext i32 %114 to i64
  %116 = shl i64 1, %115
  %117 = sub nsw i64 %116, 1
  %118 = load i32, ptr %2, align 4, !tbaa !5
  %119 = load i64, ptr %18, align 8, !tbaa !12
  %120 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %9, i64 noundef %119) #5
  %121 = load i32, ptr %120, align 4, !tbaa !5
  %122 = sub nsw i32 %118, %121
  %123 = zext i32 %122 to i64
  %124 = shl i64 1, %123
  %125 = sub nsw i64 %124, 1
  %126 = add nsw i64 %117, %125
  %127 = load i64, ptr %16, align 8, !tbaa !12
  %128 = add nsw i64 %127, %126
  store i64 %128, ptr %16, align 8, !tbaa !12
  br label %129

129:                                              ; preds = %111
  %130 = load i64, ptr %18, align 8, !tbaa !12
  %131 = add nsw i64 %130, 1
  store i64 %131, ptr %18, align 8, !tbaa !12
  br label %105, !llvm.loop !15

132:                                              ; preds = %110
  %133 = load i64, ptr %16, align 8, !tbaa !12
  %134 = invoke i32 (ptr, ...) @printf(ptr noundef @.str.2, i64 noundef %133)
          to label %135 unwind label %137

135:                                              ; preds = %132
  store i32 0, ptr %1, align 4
  store i32 1, ptr %13, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %16) #5
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %9) #5
  call void @llvm.lifetime.end.p0(i64 24, ptr %9) #5
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %4) #5
  call void @llvm.lifetime.end.p0(i64 24, ptr %4) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #5
  %136 = load i32, ptr %1, align 4
  ret i32 %136

137:                                              ; preds = %132
  %138 = landingpad { ptr, i32 }
          cleanup
  %139 = extractvalue { ptr, i32 } %138, 0
  store ptr %139, ptr %7, align 8
  %140 = extractvalue { ptr, i32 } %138, 1
  store i32 %140, ptr %8, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %16) #5
  br label %141

141:                                              ; preds = %137, %63
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %9) #5
  br label %142

142:                                              ; preds = %141, %35
  call void @llvm.lifetime.end.p0(i64 24, ptr %9) #5
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %4) #5
  br label %143

143:                                              ; preds = %142, %31
  call void @llvm.lifetime.end.p0(i64 24, ptr %4) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #5
  br label %144

144:                                              ; preds = %143
  %145 = load ptr, ptr %7, align 8
  %146 = load i32, ptr %8, align 4
  %147 = insertvalue { ptr, i32 } poison, ptr %145, 0
  %148 = insertvalue { ptr, i32 } %147, i32 %146, 1
  resume { ptr, i32 } %148
}

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

declare i32 @__isoc99_scanf(ptr noundef, ...) #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEEC2EmRKiRKS0_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 4 dereferenceable(4), 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) #1

; 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) #3 align 2

declare i32 @printf(ptr noundef, ...) #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #3 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 = { "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 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 #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 = { 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 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = distinct !{!9, !10}
!10 = !{!"llvm.loop.mustprogress"}
!11 = distinct !{!11, !10}
!12 = !{!13, !13, i64 0}
!13 = !{!"long", !7, i64 0}
!14 = distinct !{!14, !10}
!15 = distinct !{!15, !10}


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

@.str = external hidden unnamed_addr constant [6 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [3 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [6 x i8], align 1

; 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 i32, align 4
  %5 = alloca %"class.std::allocator", align 1
  %6 = alloca %"class.std::vector", align 8
  %7 = alloca i32, align 4
  %8 = alloca %"class.std::allocator", align 1
  %9 = alloca i32, align 4
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %1) #5
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %2) #5
  %10 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str, ptr noundef nonnull %1, ptr noundef nonnull %2)
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %3) #5
  %11 = load i32, ptr %1, align 4, !tbaa !5
  %12 = sext i32 %11 to i64
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %4) #5
  store i32 0, ptr %4, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %5) #5
  call void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %5) #5
  invoke void @_ZNSt6vectorIiSaIiEEC2EmRKiRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %12, ptr noundef nonnull align 4 dereferenceable(4) %4, ptr noundef nonnull align 1 dereferenceable(1) %5)
          to label %13 unwind label %33

13:                                               ; preds = %0
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %5) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %5) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %4) #5
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %6) #5
  %14 = load i32, ptr %2, align 4, !tbaa !5
  %15 = sext i32 %14 to i64
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %7) #5
  store i32 0, ptr %7, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %8) #5
  call void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %8) #5
  invoke void @_ZNSt6vectorIiSaIiEEC2EmRKiRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %6, i64 noundef %15, ptr noundef nonnull align 4 dereferenceable(4) %7, ptr noundef nonnull align 1 dereferenceable(1) %8)
          to label %16 unwind label %35

16:                                               ; preds = %13
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %8) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %8) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %7) #5
  %17 = load i32, ptr %1, align 4, !tbaa !5
  %18 = icmp sgt i32 %17, 0
  %.pre53 = load i32, ptr %2, align 4, !tbaa !5
  br i1 %18, label %.preheader31.lr.ph, label %._crit_edge34.thread55

._crit_edge34.thread55:                           ; preds = %16
  %19 = mul i32 %17, %.pre53
  %20 = sub i32 0, %19
  %21 = sext i32 %20 to i64
  br label %.preheader

.preheader31.lr.ph:                               ; preds = %16
  %22 = icmp sgt i32 %.pre53, 0
  br i1 %22, label %.preheader31, label %._crit_edge34.thread

._crit_edge34.thread:                             ; preds = %.preheader31.lr.ph
  %23 = mul i32 %17, %.pre53
  %24 = sub i32 0, %23
  %25 = sext i32 %24 to i64
  br label %.lr.ph38.preheader

.preheader31:                                     ; preds = %.preheader31.lr.ph, %._crit_edge
  %26 = phi i32 [ %37, %._crit_edge ], [ %17, %.preheader31.lr.ph ]
  %27 = phi i32 [ %38, %._crit_edge ], [ %.pre53, %.preheader31.lr.ph ]
  %indvars.iv50 = phi i64 [ %indvars.iv.next51, %._crit_edge ], [ 0, %.preheader31.lr.ph ]
  %28 = icmp sgt i32 %27, 0
  br i1 %28, label %.lr.ph, label %._crit_edge

._crit_edge34:                                    ; preds = %._crit_edge
  %29 = mul i32 %37, %38
  %30 = sub i32 0, %29
  %31 = sext i32 %30 to i64
  %32 = icmp sgt i32 %37, 0
  br i1 %32, label %.lr.ph38.preheader, label %.preheader

.lr.ph38.preheader:                               ; preds = %._crit_edge34.thread, %._crit_edge34
  %.02035.ph = phi i64 [ %31, %._crit_edge34 ], [ %25, %._crit_edge34.thread ]
  br label %.lr.ph38

33:                                               ; preds = %0
  %34 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %5) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %5) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %4) #5
  br label %84

35:                                               ; preds = %13
  %36 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %8) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %8) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %7) #5
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %6) #5
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %3) #5
  br label %84

._crit_edge.loopexit:                             ; preds = %.lr.ph
  %.pre = load i32, ptr %1, align 4, !tbaa !5
  br label %._crit_edge

._crit_edge:                                      ; preds = %._crit_edge.loopexit, %.preheader31
  %37 = phi i32 [ %.pre, %._crit_edge.loopexit ], [ %26, %.preheader31 ]
  %38 = phi i32 [ %50, %._crit_edge.loopexit ], [ %27, %.preheader31 ]
  %indvars.iv.next51 = add nuw nsw i64 %indvars.iv50, 1
  %39 = sext i32 %37 to i64
  %40 = icmp slt i64 %indvars.iv.next51, %39
  br i1 %40, label %.preheader31, label %._crit_edge34, !llvm.loop !9

.lr.ph:                                           ; preds = %.preheader31, %.lr.ph
  %indvars.iv = phi i64 [ %indvars.iv.next, %.lr.ph ], [ 0, %.preheader31 ]
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %9) #5
  %41 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str.1, ptr noundef nonnull %9)
  %42 = load i32, ptr %9, align 4, !tbaa !5
  %43 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %indvars.iv50) #5
  %44 = load i32, ptr %43, align 4, !tbaa !5
  %45 = add nsw i32 %44, %42
  store i32 %45, ptr %43, align 4, !tbaa !5
  %46 = load i32, ptr %9, align 4, !tbaa !5
  %47 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %6, i64 noundef %indvars.iv) #5
  %48 = load i32, ptr %47, align 4, !tbaa !5
  %49 = add nsw i32 %48, %46
  store i32 %49, ptr %47, align 4, !tbaa !5
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %9) #5
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %50 = load i32, ptr %2, align 4, !tbaa !5
  %51 = sext i32 %50 to i64
  %52 = icmp slt i64 %indvars.iv.next, %51
  br i1 %52, label %.lr.ph, label %._crit_edge.loopexit, !llvm.loop !12

.preheader.loopexit:                              ; preds = %.lr.ph38
  %.pre54 = load i32, ptr %2, align 4, !tbaa !5
  br label %.preheader

.preheader:                                       ; preds = %._crit_edge34.thread55, %.preheader.loopexit, %._crit_edge34
  %53 = phi i32 [ %38, %._crit_edge34 ], [ %.pre54, %.preheader.loopexit ], [ %.pre53, %._crit_edge34.thread55 ]
  %.020.lcssa = phi i64 [ %31, %._crit_edge34 ], [ %64, %.preheader.loopexit ], [ %21, %._crit_edge34.thread55 ]
  %54 = icmp sgt i32 %53, 0
  br i1 %54, label %.lr.ph42, label %._crit_edge43

.lr.ph38:                                         ; preds = %.lr.ph38.preheader, %.lr.ph38
  %.01936 = phi i64 [ %65, %.lr.ph38 ], [ 0, %.lr.ph38.preheader ]
  %.02035 = phi i64 [ %64, %.lr.ph38 ], [ %.02035.ph, %.lr.ph38.preheader ]
  %55 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %.01936) #5
  %56 = load i32, ptr %55, align 4, !tbaa !5
  %57 = zext nneg i32 %56 to i64
  %notmask.neg29 = shl nuw i64 1, %57
  %58 = load i32, ptr %2, align 4, !tbaa !5
  %59 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %.01936) #5
  %60 = load i32, ptr %59, align 4, !tbaa !5
  %61 = sub nsw i32 %58, %60
  %62 = zext nneg i32 %61 to i64
  %notmask28.neg = shl nuw i64 1, %62
  %.neg30 = add i64 %.02035, -2
  %63 = add i64 %.neg30, %notmask.neg29
  %64 = add i64 %63, %notmask28.neg
  %65 = add nuw nsw i64 %.01936, 1
  %66 = load i32, ptr %1, align 4, !tbaa !5
  %67 = sext i32 %66 to i64
  %68 = icmp slt i64 %65, %67
  br i1 %68, label %.lr.ph38, label %.preheader.loopexit, !llvm.loop !13

._crit_edge43:                                    ; preds = %.lr.ph42, %.preheader
  %.1.lcssa = phi i64 [ %.020.lcssa, %.preheader ], [ %79, %.lr.ph42 ]
  %69 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.2, i64 noundef %.1.lcssa)
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %6) #5
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %6) #5
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %3) #5
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %3) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %2) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %1) #5
  ret i32 0

.lr.ph42:                                         ; preds = %.preheader, %.lr.ph42
  %.041 = phi i64 [ %80, %.lr.ph42 ], [ 0, %.preheader ]
  %.140 = phi i64 [ %79, %.lr.ph42 ], [ %.020.lcssa, %.preheader ]
  %70 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %6, i64 noundef %.041) #5
  %71 = load i32, ptr %70, align 4, !tbaa !5
  %72 = zext nneg i32 %71 to i64
  %notmask.neg = shl nuw i64 1, %72
  %73 = load i32, ptr %1, align 4, !tbaa !5
  %74 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %6, i64 noundef %.041) #5
  %75 = load i32, ptr %74, align 4, !tbaa !5
  %76 = sub nsw i32 %73, %75
  %77 = zext nneg i32 %76 to i64
  %notmask27.neg = shl nuw i64 1, %77
  %.neg = add i64 %.140, -2
  %78 = add i64 %.neg, %notmask.neg
  %79 = add i64 %78, %notmask27.neg
  %80 = add nuw nsw i64 %.041, 1
  %81 = load i32, ptr %2, align 4, !tbaa !5
  %82 = sext i32 %81 to i64
  %83 = icmp slt i64 %80, %82
  br i1 %83, label %.lr.ph42, label %._crit_edge43, !llvm.loop !14

84:                                               ; preds = %35, %33
  %.pn = phi { ptr, i32 } [ %36, %35 ], [ %34, %33 ]
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %3) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %2) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %1) #5
  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: nofree nounwind
declare noundef i32 @__isoc99_scanf(ptr nocapture noundef readonly, ...) local_unnamed_addr #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEEC2EmRKiRKS0_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 4 dereferenceable(4), 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) #1

; 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 #3 align 2

; Function Attrs: nofree nounwind
declare noundef i32 @printf(ptr nocapture noundef readonly, ...) local_unnamed_addr #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #3 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 = { nofree nounwind "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #3 = { 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 #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 = { 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 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = distinct !{!9, !10, !11}
!10 = !{!"llvm.loop.mustprogress"}
!11 = !{!"llvm.loop.unswitch.partial.disable"}
!12 = distinct !{!12, !10}
!13 = distinct !{!13, !10}
!14 = distinct !{!14, !10}


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