; LLVM IR from DionysiosB/CodeForces :: 0200-0299 (242B-BigSegment)

; 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<std::pair<long, long>, std::allocator<std::pair<long, long>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::pair<long, long>, std::allocator<std::pair<long, long>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::pair<long, long>, std::allocator<std::pair<long, long>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::pair<long, long>, std::allocator<std::pair<long, long>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"struct.std::pair" = type { i64, i64 }

@.str = external hidden unnamed_addr constant [5 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [8 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 i64, align 8
  %3 = alloca ptr, align 8
  %4 = alloca ptr, align 8
  %5 = alloca %"class.std::vector", align 8
  %6 = alloca i32, align 4
  %7 = alloca ptr, align 8
  %8 = alloca i32, align 4
  %9 = alloca %"struct.std::pair", align 8
  %10 = alloca %"struct.std::pair", align 8
  %11 = alloca i64, align 8
  %12 = alloca i32, align 4
  %13 = alloca i32, align 4
  store i32 0, ptr %1, align 4
  call void @llvm.lifetime.start.p0(i64 8, ptr %2) #9
  %14 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str, ptr noundef %2)
  call void @llvm.lifetime.start.p0(i64 8, ptr %3) #9
  %15 = load i64, ptr %2, align 8, !tbaa !5
  %16 = call { i64, i1 } @llvm.umul.with.overflow.i64(i64 %15, i64 8)
  %17 = extractvalue { i64, i1 } %16, 1
  %18 = extractvalue { i64, i1 } %16, 0
  %19 = select i1 %17, i64 -1, i64 %18
  %20 = call noalias noundef nonnull ptr @_Znam(i64 noundef %19) #10
  store ptr %20, ptr %3, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 8, ptr %4) #9
  %21 = load i64, ptr %2, align 8, !tbaa !5
  %22 = call { i64, i1 } @llvm.umul.with.overflow.i64(i64 %21, i64 8)
  %23 = extractvalue { i64, i1 } %22, 1
  %24 = extractvalue { i64, i1 } %22, 0
  %25 = select i1 %23, i64 -1, i64 %24
  %26 = call noalias noundef nonnull ptr @_Znam(i64 noundef %25) #10
  store ptr %26, ptr %4, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 24, ptr %5) #9
  call void @_ZNSt6vectorISt4pairIllESaIS1_EEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %5) #9
  call void @llvm.lifetime.start.p0(i64 4, ptr %6) #9
  store i32 0, ptr %6, align 4, !tbaa !11
  br label %27

27:                                               ; preds = %54, %0
  %28 = load i32, ptr %6, align 4, !tbaa !11
  %29 = sext i32 %28 to i64
  %30 = load i64, ptr %2, align 8, !tbaa !5
  %31 = icmp slt i64 %29, %30
  br i1 %31, label %33, label %32

32:                                               ; preds = %27
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #9
  br label %66

33:                                               ; preds = %27
  %34 = load ptr, ptr %3, align 8, !tbaa !9
  %35 = load i32, ptr %6, align 4, !tbaa !11
  %36 = sext i32 %35 to i64
  %37 = getelementptr inbounds i64, ptr %34, i64 %36
  %38 = load ptr, ptr %4, align 8, !tbaa !9
  %39 = load i32, ptr %6, align 4, !tbaa !11
  %40 = sext i32 %39 to i64
  %41 = getelementptr inbounds i64, ptr %38, i64 %40
  %42 = invoke i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str.1, ptr noundef %37, ptr noundef %41)
          to label %43 unwind label %57

43:                                               ; preds = %33
  call void @llvm.lifetime.start.p0(i64 16, ptr %9) #9
  %44 = load ptr, ptr %3, align 8, !tbaa !9
  %45 = load i32, ptr %6, align 4, !tbaa !11
  %46 = sext i32 %45 to i64
  %47 = getelementptr inbounds i64, ptr %44, i64 %46
  %48 = load ptr, ptr %4, align 8, !tbaa !9
  %49 = load i32, ptr %6, align 4, !tbaa !11
  %50 = sext i32 %49 to i64
  %51 = getelementptr inbounds i64, ptr %48, i64 %50
  invoke void @_ZNSt4pairIllEC2IRlS2_TnNSt9enable_ifIXaaclsr5_PCCPE22_MoveConstructiblePairIT_T0_EEclsr5_PCCPE30_ImplicitlyMoveConvertiblePairIS4_S5_EEEbE4typeELb1EEEOS4_OS5_(ptr noundef nonnull align 8 dereferenceable(16) %9, ptr noundef nonnull align 8 dereferenceable(8) %47, ptr noundef nonnull align 8 dereferenceable(8) %51)
          to label %52 unwind label %61

52:                                               ; preds = %43
  invoke void @_ZNSt6vectorISt4pairIllESaIS1_EE9push_backEOS1_(ptr noundef nonnull align 8 dereferenceable(24) %5, ptr noundef nonnull align 8 dereferenceable(16) %9)
          to label %53 unwind label %61

53:                                               ; preds = %52
  call void @llvm.lifetime.end.p0(i64 16, ptr %9) #9
  br label %54

54:                                               ; preds = %53
  %55 = load i32, ptr %6, align 4, !tbaa !11
  %56 = add nsw i32 %55, 1
  store i32 %56, ptr %6, align 4, !tbaa !11
  br label %27, !llvm.loop !13

57:                                               ; preds = %33
  %58 = landingpad { ptr, i32 }
          cleanup
  %59 = extractvalue { ptr, i32 } %58, 0
  store ptr %59, ptr %7, align 8
  %60 = extractvalue { ptr, i32 } %58, 1
  store i32 %60, ptr %8, align 4
  br label %65

61:                                               ; preds = %52, %43
  %62 = landingpad { ptr, i32 }
          cleanup
  %63 = extractvalue { ptr, i32 } %62, 0
  store ptr %63, ptr %7, align 8
  %64 = extractvalue { ptr, i32 } %62, 1
  store i32 %64, ptr %8, align 4
  call void @llvm.lifetime.end.p0(i64 16, ptr %9) #9
  br label %65

65:                                               ; preds = %61, %57
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #9
  br label %128

66:                                               ; preds = %32
  %67 = load ptr, ptr %3, align 8, !tbaa !9
  %68 = load ptr, ptr %3, align 8, !tbaa !9
  %69 = load i64, ptr %2, align 8, !tbaa !5
  %70 = getelementptr inbounds i64, ptr %68, i64 %69
  invoke void @_ZSt4sortIPlEvT_S1_(ptr noundef %67, ptr noundef %70)
          to label %71 unwind label %90

71:                                               ; preds = %66
  %72 = load ptr, ptr %4, align 8, !tbaa !9
  %73 = load ptr, ptr %4, align 8, !tbaa !9
  %74 = load i64, ptr %2, align 8, !tbaa !5
  %75 = getelementptr inbounds i64, ptr %73, i64 %74
  invoke void @_ZSt4sortIPlEvT_S1_(ptr noundef %72, ptr noundef %75)
          to label %76 unwind label %90

76:                                               ; preds = %71
  call void @llvm.lifetime.start.p0(i64 16, ptr %10) #9
  %77 = load ptr, ptr %3, align 8, !tbaa !9
  %78 = getelementptr inbounds i64, ptr %77, i64 0
  %79 = load ptr, ptr %4, align 8, !tbaa !9
  %80 = load i64, ptr %2, align 8, !tbaa !5
  %81 = sub nsw i64 %80, 1
  %82 = getelementptr inbounds i64, ptr %79, i64 %81
  invoke void @_ZNSt4pairIllEC2IRlS2_TnNSt9enable_ifIXaaclsr5_PCCPE22_MoveConstructiblePairIT_T0_EEclsr5_PCCPE30_ImplicitlyMoveConvertiblePairIS4_S5_EEEbE4typeELb1EEEOS4_OS5_(ptr noundef nonnull align 8 dereferenceable(16) %10, ptr noundef nonnull align 8 dereferenceable(8) %78, ptr noundef nonnull align 8 dereferenceable(8) %82)
          to label %83 unwind label %94

83:                                               ; preds = %76
  call void @llvm.lifetime.start.p0(i64 8, ptr %11) #9
  store i64 -2, ptr %11, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %12) #9
  store i32 0, ptr %12, align 4, !tbaa !11
  br label %84

84:                                               ; preds = %112, %83
  %85 = load i32, ptr %12, align 4, !tbaa !11
  %86 = sext i32 %85 to i64
  %87 = load i64, ptr %2, align 8, !tbaa !5
  %88 = icmp slt i64 %86, %87
  br i1 %88, label %98, label %89

89:                                               ; preds = %84
  store i32 5, ptr %13, align 4
  br label %115

90:                                               ; preds = %71, %66
  %91 = landingpad { ptr, i32 }
          cleanup
  %92 = extractvalue { ptr, i32 } %91, 0
  store ptr %92, ptr %7, align 8
  %93 = extractvalue { ptr, i32 } %91, 1
  store i32 %93, ptr %8, align 4
  br label %128

94:                                               ; preds = %76
  %95 = landingpad { ptr, i32 }
          cleanup
  %96 = extractvalue { ptr, i32 } %95, 0
  store ptr %96, ptr %7, align 8
  %97 = extractvalue { ptr, i32 } %95, 1
  store i32 %97, ptr %8, align 4
  br label %127

98:                                               ; preds = %84
  %99 = load i32, ptr %12, align 4, !tbaa !11
  %100 = sext i32 %99 to i64
  %101 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSt6vectorISt4pairIllESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %5, i64 noundef %100) #9
  %102 = invoke noundef zeroext i1 @_ZSteqIllEbRKSt4pairIT_T0_ES5_(ptr noundef nonnull align 8 dereferenceable(16) %101, ptr noundef nonnull align 8 dereferenceable(16) %10)
          to label %103 unwind label %107

103:                                              ; preds = %98
  br i1 %102, label %104, label %111

104:                                              ; preds = %103
  %105 = load i32, ptr %12, align 4, !tbaa !11
  %106 = sext i32 %105 to i64
  store i64 %106, ptr %11, align 8, !tbaa !5
  store i32 5, ptr %13, align 4
  br label %115

107:                                              ; preds = %98
  %108 = landingpad { ptr, i32 }
          cleanup
  %109 = extractvalue { ptr, i32 } %108, 0
  store ptr %109, ptr %7, align 8
  %110 = extractvalue { ptr, i32 } %108, 1
  store i32 %110, ptr %8, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %12) #9
  br label %126

111:                                              ; preds = %103
  br label %112

112:                                              ; preds = %111
  %113 = load i32, ptr %12, align 4, !tbaa !11
  %114 = add nsw i32 %113, 1
  store i32 %114, ptr %12, align 4, !tbaa !11
  br label %84, !llvm.loop !15

115:                                              ; preds = %104, %89
  call void @llvm.lifetime.end.p0(i64 4, ptr %12) #9
  br label %116

116:                                              ; preds = %115
  %117 = load i64, ptr %11, align 8, !tbaa !5
  %118 = add nsw i64 %117, 1
  %119 = invoke i32 (ptr, ...) @printf(ptr noundef @.str, i64 noundef %118)
          to label %120 unwind label %122

120:                                              ; preds = %116
  store i32 0, ptr %1, align 4
  store i32 1, ptr %13, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %11) #9
  call void @llvm.lifetime.end.p0(i64 16, ptr %10) #9
  call void @_ZNSt6vectorISt4pairIllESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %5) #9
  call void @llvm.lifetime.end.p0(i64 24, ptr %5) #9
  call void @llvm.lifetime.end.p0(i64 8, ptr %4) #9
  call void @llvm.lifetime.end.p0(i64 8, ptr %3) #9
  call void @llvm.lifetime.end.p0(i64 8, ptr %2) #9
  %121 = load i32, ptr %1, align 4
  ret i32 %121

122:                                              ; preds = %116
  %123 = landingpad { ptr, i32 }
          cleanup
  %124 = extractvalue { ptr, i32 } %123, 0
  store ptr %124, ptr %7, align 8
  %125 = extractvalue { ptr, i32 } %123, 1
  store i32 %125, ptr %8, align 4
  br label %126

126:                                              ; preds = %122, %107
  call void @llvm.lifetime.end.p0(i64 8, ptr %11) #9
  br label %127

127:                                              ; preds = %126, %94
  call void @llvm.lifetime.end.p0(i64 16, ptr %10) #9
  br label %128

128:                                              ; preds = %127, %90, %65
  call void @_ZNSt6vectorISt4pairIllESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %5) #9
  call void @llvm.lifetime.end.p0(i64 24, ptr %5) #9
  call void @llvm.lifetime.end.p0(i64 8, ptr %4) #9
  call void @llvm.lifetime.end.p0(i64 8, ptr %3) #9
  call void @llvm.lifetime.end.p0(i64 8, ptr %2) #9
  br label %129

129:                                              ; preds = %128
  %130 = load ptr, ptr %7, align 8
  %131 = load i32, ptr %8, align 4
  %132 = insertvalue { ptr, i32 } poison, ptr %130, 0
  %133 = insertvalue { ptr, i32 } %132, i32 %131, 1
  resume { ptr, i32 } %133
}

; 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: nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare { i64, i1 } @llvm.umul.with.overflow.i64(i64, i64) #3

; Function Attrs: nobuiltin allocsize(0)
declare noundef nonnull ptr @_Znam(i64 noundef) #4

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorISt4pairIllESaIS1_EEC2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #5 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorISt4pairIllESaIS1_EE9push_backEOS1_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 8 dereferenceable(16)) #6 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt4pairIllEC2IRlS2_TnNSt9enable_ifIXaaclsr5_PCCPE22_MoveConstructiblePairIT_T0_EEclsr5_PCCPE30_ImplicitlyMoveConvertiblePairIS4_S5_EEEbE4typeELb1EEEOS4_OS5_(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) unnamed_addr #5 align 2

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

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZSt4sortIPlEvT_S1_(ptr noundef, ptr noundef) #7

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZSteqIllEbRKSt4pairIT_T0_ES5_(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 8 dereferenceable(16)) #8

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(16) ptr @_ZNSt6vectorISt4pairIllESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #5 align 2

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorISt4pairIllESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #5 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 = { nocallback nofree nosync nounwind speculatable willreturn memory(none) }
attributes #4 = { nobuiltin allocsize(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 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 #6 = { 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 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 = { 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 #9 = { nounwind }
attributes #10 = { builtin allocsize(0) }

!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 = !{!"long", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"any pointer", !7, i64 0}
!11 = !{!12, !12, i64 0}
!12 = !{!"int", !7, 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::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<std::pair<long, long>, std::allocator<std::pair<long, long>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::pair<long, long>, std::allocator<std::pair<long, long>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::pair<long, long>, std::allocator<std::pair<long, long>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::pair<long, long>, std::allocator<std::pair<long, long>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"struct.std::pair" = type { i64, i64 }

@.str = external hidden unnamed_addr constant [5 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [8 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 i64, align 8
  %2 = alloca %"class.std::vector", align 8
  %3 = alloca %"struct.std::pair", align 8
  %4 = alloca %"struct.std::pair", align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %1) #8
  %5 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str, ptr noundef nonnull %1)
  %6 = load i64, ptr %1, align 8, !tbaa !5
  %7 = icmp ugt i64 %6, 2305843009213693951
  %8 = shl i64 %6, 3
  %9 = select i1 %7, i64 -1, i64 %8
  %10 = call noalias noundef nonnull ptr @_Znam(i64 noundef %9) #9
  %11 = call noalias noundef nonnull ptr @_Znam(i64 noundef %9) #9
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %2) #8
  call void @_ZNSt6vectorISt4pairIllESaIS1_EEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %2) #8
  %12 = load i64, ptr %1, align 8, !tbaa !5
  %13 = icmp sgt i64 %12, 0
  br i1 %13, label %.lr.ph, label %._crit_edge

._crit_edge:                                      ; preds = %18, %0
  %.lcssa = phi i64 [ %12, %0 ], [ %19, %18 ]
  %14 = getelementptr inbounds i64, ptr %10, i64 %.lcssa
  invoke void @_ZSt4sortIPlEvT_S1_(ptr noundef nonnull %10, ptr noundef nonnull %14)
          to label %23 unwind label %35

.lr.ph:                                           ; preds = %0, %18
  %indvars.iv = phi i64 [ %indvars.iv.next, %18 ], [ 0, %0 ]
  %15 = getelementptr inbounds i64, ptr %10, i64 %indvars.iv
  %16 = getelementptr inbounds i64, ptr %11, i64 %indvars.iv
  %17 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str.1, ptr noundef nonnull %15, ptr noundef nonnull %16)
  call void @llvm.lifetime.start.p0(i64 16, ptr nonnull %3) #8
  call void @_ZNSt4pairIllEC2IRlS2_TnNSt9enable_ifIXaaclsr5_PCCPE22_MoveConstructiblePairIT_T0_EEclsr5_PCCPE30_ImplicitlyMoveConvertiblePairIS4_S5_EEEbE4typeELb1EEEOS4_OS5_(ptr noundef nonnull align 8 dereferenceable(16) %3, ptr noundef nonnull align 8 dereferenceable(8) %15, ptr noundef nonnull align 8 dereferenceable(8) %16)
  invoke void @_ZNSt6vectorISt4pairIllESaIS1_EE9push_backEOS1_(ptr noundef nonnull align 8 dereferenceable(24) %2, ptr noundef nonnull align 8 dereferenceable(16) %3)
          to label %18 unwind label %21

18:                                               ; preds = %.lr.ph
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %3) #8
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %19 = load i64, ptr %1, align 8, !tbaa !5
  %20 = icmp sgt i64 %19, %indvars.iv.next
  br i1 %20, label %.lr.ph, label %._crit_edge, !llvm.loop !9

21:                                               ; preds = %.lr.ph
  %22 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %3) #8
  br label %41

23:                                               ; preds = %._crit_edge
  %24 = load i64, ptr %1, align 8, !tbaa !5
  %25 = getelementptr inbounds i64, ptr %11, i64 %24
  invoke void @_ZSt4sortIPlEvT_S1_(ptr noundef nonnull %11, ptr noundef nonnull %25)
          to label %26 unwind label %35

26:                                               ; preds = %23
  call void @llvm.lifetime.start.p0(i64 16, ptr nonnull %4) #8
  %27 = load i64, ptr %1, align 8, !tbaa !5
  %28 = getelementptr i64, ptr %11, i64 %27
  %29 = getelementptr i8, ptr %28, i64 -8
  call void @_ZNSt4pairIllEC2IRlS2_TnNSt9enable_ifIXaaclsr5_PCCPE22_MoveConstructiblePairIT_T0_EEclsr5_PCCPE30_ImplicitlyMoveConvertiblePairIS4_S5_EEEbE4typeELb1EEEOS4_OS5_(ptr noundef nonnull align 8 dereferenceable(16) %4, ptr noundef nonnull align 8 dereferenceable(8) %10, ptr noundef nonnull align 8 dereferenceable(8) %29)
  %30 = load i64, ptr %1, align 8, !tbaa !5
  %31 = icmp sgt i64 %30, 0
  br i1 %31, label %.lr.ph36, label %.loopexit

32:                                               ; preds = %.lr.ph36
  %33 = load i64, ptr %1, align 8, !tbaa !5
  %34 = icmp sgt i64 %33, %39
  br i1 %34, label %.lr.ph36, label %.loopexit, !llvm.loop !11

35:                                               ; preds = %23, %._crit_edge
  %36 = landingpad { ptr, i32 }
          cleanup
  br label %41

.lr.ph36:                                         ; preds = %26, %32
  %indvars.iv41 = phi i64 [ %39, %32 ], [ 0, %26 ]
  %37 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSt6vectorISt4pairIllESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %2, i64 noundef %indvars.iv41) #8
  %38 = call noundef zeroext i1 @_ZSteqIllEbRKSt4pairIT_T0_ES5_(ptr noundef nonnull align 8 dereferenceable(16) %37, ptr noundef nonnull align 8 dereferenceable(16) %4)
  %39 = add nuw nsw i64 %indvars.iv41, 1
  br i1 %38, label %.loopexit, label %32

.loopexit:                                        ; preds = %32, %.lr.ph36, %26
  %.023 = phi i64 [ -1, %26 ], [ -1, %32 ], [ %39, %.lr.ph36 ]
  %40 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str, i64 noundef %.023)
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %4) #8
  call void @_ZNSt6vectorISt4pairIllESaIS1_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

41:                                               ; preds = %35, %21
  %.pn = phi { ptr, i32 } [ %22, %21 ], [ %36, %35 ]
  call void @_ZNSt6vectorISt4pairIllESaIS1_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
  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: nobuiltin allocsize(0)
declare noundef nonnull ptr @_Znam(i64 noundef) local_unnamed_addr #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorISt4pairIllESaIS1_EEC2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #4 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorISt4pairIllESaIS1_EE9push_backEOS1_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 8 dereferenceable(16)) local_unnamed_addr #5 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt4pairIllEC2IRlS2_TnNSt9enable_ifIXaaclsr5_PCCPE22_MoveConstructiblePairIT_T0_EEclsr5_PCCPE30_ImplicitlyMoveConvertiblePairIS4_S5_EEEbE4typeELb1EEEOS4_OS5_(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) unnamed_addr #4 align 2

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

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZSt4sortIPlEvT_S1_(ptr noundef, ptr noundef) local_unnamed_addr #6

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZSteqIllEbRKSt4pairIT_T0_ES5_(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 8 dereferenceable(16)) local_unnamed_addr #7

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(16) ptr @_ZNSt6vectorISt4pairIllESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #4 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 @_ZNSt6vectorISt4pairIllESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #4 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 = { nobuiltin allocsize(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 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 #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 }
attributes #9 = { builtin allocsize(0) }

!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 = !{!"long", !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}


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