; LLVM IR from tangjz/acm-icpc :: TDL_training/2016-03-27 (D - Diagram - lzy)

; 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::set" = type { %"class.std::_Rb_tree" }
%"class.std::_Rb_tree" = type { %"struct.std::_Rb_tree<int, int, std::_Identity<int>, std::less<int>>::_Rb_tree_impl" }
%"struct.std::_Rb_tree<int, int, std::_Identity<int>, std::less<int>>::_Rb_tree_impl" = type { [8 x i8], %"struct.std::_Rb_tree_header" }
%"struct.std::_Rb_tree_header" = type { %"struct.std::_Rb_tree_node_base", i64 }
%"struct.std::_Rb_tree_node_base" = type { i32, ptr, ptr, ptr }
%"struct.std::pair" = type <{ %"struct.std::_Rb_tree_const_iterator", i8, [7 x i8] }>
%"struct.std::_Rb_tree_const_iterator" = type { ptr }

@n = external dso_local global i32, align 4
@k = external dso_local global i32, align 4
@d = external dso_local global i32, align 4
@x = external dso_local global [100009 x i32], align 16
@s = external dso_local global %"class.std::set", align 8
@.str = external hidden unnamed_addr constant [5 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [3 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [2 x i8], align 1
@.str.3 = external hidden unnamed_addr constant [2 x i8], align 1

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() #0 {
  %1 = alloca i32, align 4
  %2 = alloca i32, align 4
  %3 = alloca i32, align 4
  %4 = alloca %"struct.std::pair", align 8
  %5 = alloca i32, align 4
  %6 = alloca i32, align 4
  %7 = alloca i32, align 4
  %8 = alloca i32, align 4
  %9 = alloca %"struct.std::_Rb_tree_const_iterator", align 8
  %10 = alloca i32, align 4
  %11 = alloca %"struct.std::_Rb_tree_const_iterator", align 8
  %12 = alloca %"struct.std::_Rb_tree_const_iterator", align 8
  %13 = alloca %"struct.std::_Rb_tree_const_iterator", align 8
  store i32 0, ptr %1, align 4
  %14 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str, ptr noundef @n, ptr noundef @k)
  call void @llvm.lifetime.start.p0(i64 4, ptr %2) #6
  store i32 0, ptr %2, align 4, !tbaa !5
  br label %15

15:                                               ; preds = %25, %0
  %16 = load i32, ptr %2, align 4, !tbaa !5
  %17 = load i32, ptr @n, align 4, !tbaa !5
  %18 = icmp sle i32 %16, %17
  br i1 %18, label %20, label %19

19:                                               ; preds = %15
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #6
  br label %28

20:                                               ; preds = %15
  %21 = load i32, ptr %2, align 4, !tbaa !5
  %22 = sext i32 %21 to i64
  %23 = getelementptr inbounds i32, ptr @x, i64 %22
  %24 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str.1, ptr noundef %23)
  br label %25

25:                                               ; preds = %20
  %26 = load i32, ptr %2, align 4, !tbaa !5
  %27 = add nsw i32 %26, 1
  store i32 %27, ptr %2, align 4, !tbaa !5
  br label %15, !llvm.loop !9

28:                                               ; preds = %19
  %29 = load i32, ptr @n, align 4, !tbaa !5
  %30 = sext i32 %29 to i64
  %31 = getelementptr inbounds [100009 x i32], ptr @x, i64 0, i64 %30
  %32 = load i32, ptr %31, align 4, !tbaa !5
  %33 = load i32, ptr @k, align 4, !tbaa !5
  %34 = sdiv i32 %32, %33
  store i32 %34, ptr @d, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %3) #6
  store i32 0, ptr %3, align 4, !tbaa !5
  br label %35

35:                                               ; preds = %49, %28
  %36 = load i32, ptr %3, align 4, !tbaa !5
  %37 = load i32, ptr @n, align 4, !tbaa !5
  %38 = icmp slt i32 %36, %37
  br i1 %38, label %40, label %39

39:                                               ; preds = %35
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #6
  br label %52

40:                                               ; preds = %35
  %41 = load i32, ptr %3, align 4, !tbaa !5
  %42 = sext i32 %41 to i64
  %43 = getelementptr inbounds [100009 x i32], ptr @x, i64 0, i64 %42
  %44 = call { ptr, i8 } @_ZNSt3setIiSt4lessIiESaIiEE6insertERKi(ptr noundef nonnull align 8 dereferenceable(48) @s, ptr noundef nonnull align 4 dereferenceable(4) %43)
  %45 = getelementptr inbounds { ptr, i8 }, ptr %4, i32 0, i32 0
  %46 = extractvalue { ptr, i8 } %44, 0
  store ptr %46, ptr %45, align 8
  %47 = getelementptr inbounds { ptr, i8 }, ptr %4, i32 0, i32 1
  %48 = extractvalue { ptr, i8 } %44, 1
  store i8 %48, ptr %47, align 8
  br label %49

49:                                               ; preds = %40
  %50 = load i32, ptr %3, align 4, !tbaa !5
  %51 = add nsw i32 %50, 1
  store i32 %51, ptr %3, align 4, !tbaa !5
  br label %35, !llvm.loop !11

52:                                               ; preds = %39
  call void @llvm.lifetime.start.p0(i64 4, ptr %5) #6
  store i32 0, ptr %5, align 4, !tbaa !5
  br label %53

53:                                               ; preds = %111, %52
  %54 = load i32, ptr %5, align 4, !tbaa !5
  %55 = load i32, ptr @n, align 4, !tbaa !5
  %56 = icmp slt i32 %54, %55
  br i1 %56, label %58, label %57

57:                                               ; preds = %53
  store i32 8, ptr %6, align 4
  br label %114

58:                                               ; preds = %53
  %59 = load i32, ptr %5, align 4, !tbaa !5
  %60 = sext i32 %59 to i64
  %61 = getelementptr inbounds [100009 x i32], ptr @x, i64 0, i64 %60
  %62 = call noundef i64 @_ZNKSt3setIiSt4lessIiESaIiEE5countERKi(ptr noundef nonnull align 8 dereferenceable(48) @s, ptr noundef nonnull align 4 dereferenceable(4) %61)
  %63 = icmp ne i64 %62, 0
  br i1 %63, label %65, label %64

64:                                               ; preds = %58
  br label %111

65:                                               ; preds = %58
  call void @llvm.lifetime.start.p0(i64 4, ptr %7) #6
  store i32 1, ptr %7, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %8) #6
  store i32 1, ptr %8, align 4, !tbaa !5
  br label %66

66:                                               ; preds = %97, %65
  %67 = load i32, ptr %8, align 4, !tbaa !5
  %68 = load i32, ptr @k, align 4, !tbaa !5
  %69 = icmp slt i32 %67, %68
  br i1 %69, label %71, label %70

70:                                               ; preds = %66
  store i32 11, ptr %6, align 4
  br label %100

71:                                               ; preds = %66
  call void @llvm.lifetime.start.p0(i64 8, ptr %9) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr %10) #6
  %72 = load i32, ptr %5, align 4, !tbaa !5
  %73 = sext i32 %72 to i64
  %74 = getelementptr inbounds [100009 x i32], ptr @x, i64 0, i64 %73
  %75 = load i32, ptr %74, align 4, !tbaa !5
  %76 = load i32, ptr %8, align 4, !tbaa !5
  %77 = load i32, ptr @d, align 4, !tbaa !5
  %78 = mul nsw i32 %76, %77
  %79 = add nsw i32 %75, %78
  store i32 %79, ptr %10, align 4, !tbaa !5
  %80 = call ptr @_ZNSt3setIiSt4lessIiESaIiEE4findERKi(ptr noundef nonnull align 8 dereferenceable(48) @s, ptr noundef nonnull align 4 dereferenceable(4) %10)
  %81 = getelementptr inbounds %"struct.std::_Rb_tree_const_iterator", ptr %9, i32 0, i32 0
  store ptr %80, ptr %81, align 8
  call void @llvm.lifetime.end.p0(i64 4, ptr %10) #6
  call void @llvm.lifetime.start.p0(i64 8, ptr %11) #6
  %82 = call ptr @_ZNKSt3setIiSt4lessIiESaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(48) @s) #6
  %83 = getelementptr inbounds %"struct.std::_Rb_tree_const_iterator", ptr %11, i32 0, i32 0
  store ptr %82, ptr %83, align 8
  %84 = call noundef zeroext i1 @_ZStneRKSt23_Rb_tree_const_iteratorIiES2_(ptr noundef nonnull align 8 dereferenceable(8) %9, ptr noundef nonnull align 8 dereferenceable(8) %11) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %11) #6
  br i1 %84, label %85, label %92

85:                                               ; preds = %71
  %86 = load i32, ptr %7, align 4, !tbaa !5
  %87 = add nsw i32 %86, 1
  store i32 %87, ptr %7, align 4, !tbaa !5
  call void @llvm.memcpy.p0.p0.i64(ptr align 8 %12, ptr align 8 %9, i64 8, i1 false), !tbaa.struct !12
  %88 = getelementptr inbounds %"struct.std::_Rb_tree_const_iterator", ptr %12, i32 0, i32 0
  %89 = load ptr, ptr %88, align 8
  %90 = call ptr @_ZNSt3setIiSt4lessIiESaIiEE5eraseB5cxx11ESt23_Rb_tree_const_iteratorIiE(ptr noundef nonnull align 8 dereferenceable(48) @s, ptr %89)
  %91 = getelementptr inbounds %"struct.std::_Rb_tree_const_iterator", ptr %13, i32 0, i32 0
  store ptr %90, ptr %91, align 8
  br label %93

92:                                               ; preds = %71
  store i32 11, ptr %6, align 4
  br label %94

93:                                               ; preds = %85
  store i32 0, ptr %6, align 4
  br label %94

94:                                               ; preds = %93, %92
  call void @llvm.lifetime.end.p0(i64 8, ptr %9) #6
  %95 = load i32, ptr %6, align 4
  switch i32 %95, label %100 [
    i32 0, label %96
  ]

96:                                               ; preds = %94
  br label %97

97:                                               ; preds = %96
  %98 = load i32, ptr %8, align 4, !tbaa !5
  %99 = add nsw i32 %98, 1
  store i32 %99, ptr %8, align 4, !tbaa !5
  br label %66, !llvm.loop !15

100:                                              ; preds = %94, %70
  call void @llvm.lifetime.end.p0(i64 4, ptr %8) #6
  br label %101

101:                                              ; preds = %100
  %102 = load i32, ptr %7, align 4, !tbaa !5
  %103 = load i32, ptr @k, align 4, !tbaa !5
  %104 = icmp eq i32 %102, %103
  br i1 %104, label %105, label %107

105:                                              ; preds = %101
  %106 = call i32 @puts(ptr noundef @.str.2)
  store i32 0, ptr %1, align 4
  store i32 1, ptr %6, align 4
  br label %108

107:                                              ; preds = %101
  store i32 0, ptr %6, align 4
  br label %108

108:                                              ; preds = %107, %105
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #6
  %109 = load i32, ptr %6, align 4
  switch i32 %109, label %114 [
    i32 0, label %110
  ]

110:                                              ; preds = %108
  br label %111

111:                                              ; preds = %110, %64
  %112 = load i32, ptr %5, align 4, !tbaa !5
  %113 = add nsw i32 %112, 1
  store i32 %113, ptr %5, align 4, !tbaa !5
  br label %53, !llvm.loop !16

114:                                              ; preds = %108, %57
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #6
  %115 = load i32, ptr %6, align 4
  switch i32 %115, label %120 [
    i32 8, label %116
    i32 1, label %118
  ]

116:                                              ; preds = %114
  %117 = call i32 @puts(ptr noundef @.str.3)
  store i32 0, ptr %1, align 4
  br label %118

118:                                              ; preds = %116, %114
  %119 = load i32, ptr %1, align 4
  ret i32 %119

120:                                              ; preds = %114
  unreachable
}

declare i32 @__isoc99_scanf(ptr noundef, ...) #1

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #2

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #2

; Function Attrs: mustprogress uwtable
declare dso_local { ptr, i8 } @_ZNSt3setIiSt4lessIiESaIiEE6insertERKi(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 4 dereferenceable(4)) #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef i64 @_ZNKSt3setIiSt4lessIiESaIiEE5countERKi(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 4 dereferenceable(4)) #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local ptr @_ZNSt3setIiSt4lessIiESaIiEE4findERKi(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 4 dereferenceable(4)) #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZStneRKSt23_Rb_tree_const_iteratorIiES2_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) #4

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNKSt3setIiSt4lessIiESaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(48)) #4 align 2

; Function Attrs: mustprogress uwtable
declare dso_local ptr @_ZNSt3setIiSt4lessIiESaIiEE5eraseB5cxx11ESt23_Rb_tree_const_iteratorIiE(ptr noundef nonnull align 8 dereferenceable(48), ptr) #3 align 2

; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: readwrite)
declare void @llvm.memcpy.p0.p0.i64(ptr noalias nocapture writeonly, ptr noalias nocapture readonly, i64, i1 immarg) #5

declare i32 @puts(ptr noundef) #1

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 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #3 = { 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 #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 = { nocallback nofree nounwind willreturn memory(argmem: readwrite) }
attributes #6 = { 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 = !{i64 0, i64 8, !13}
!13 = !{!14, !14, i64 0}
!14 = !{!"any pointer", !7, i64 0}
!15 = distinct !{!15, !10}
!16 = distinct !{!16, !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::set" = type { %"class.std::_Rb_tree" }
%"class.std::_Rb_tree" = type { %"struct.std::_Rb_tree<int, int, std::_Identity<int>, std::less<int>>::_Rb_tree_impl" }
%"struct.std::_Rb_tree<int, int, std::_Identity<int>, std::less<int>>::_Rb_tree_impl" = type { [8 x i8], %"struct.std::_Rb_tree_header" }
%"struct.std::_Rb_tree_header" = type { %"struct.std::_Rb_tree_node_base", i64 }
%"struct.std::_Rb_tree_node_base" = type { i32, ptr, ptr, ptr }
%"struct.std::_Rb_tree_const_iterator" = type { ptr }

@n = external dso_local global i32, align 4
@k = external dso_local global i32, align 4
@d = external dso_local local_unnamed_addr global i32, align 4
@x = external dso_local global [100009 x i32], align 16
@s = external dso_local global %"class.std::set", align 8
@.str = external hidden unnamed_addr constant [5 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [3 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [2 x i8], align 1
@.str.3 = external hidden unnamed_addr constant [2 x i8], align 1

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() local_unnamed_addr #0 {
  %1 = alloca %"struct.std::_Rb_tree_const_iterator", align 8
  %2 = alloca i32, align 4
  %3 = alloca %"struct.std::_Rb_tree_const_iterator", align 8
  %4 = tail call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str, ptr noundef nonnull @n, ptr noundef nonnull @k)
  %5 = load i32, ptr @n, align 4, !tbaa !5
  %.not44 = icmp slt i32 %5, 0
  br i1 %.not44, label %._crit_edge.thread, label %.lr.ph

._crit_edge.thread:                               ; preds = %0
  %.pre66 = sext i32 %5 to i64
  %6 = getelementptr inbounds [100009 x i32], ptr @x, i64 0, i64 %.pre66
  %7 = load i32, ptr %6, align 4, !tbaa !5
  %8 = load i32, ptr @k, align 4, !tbaa !5
  %9 = sdiv i32 %7, %8
  store i32 %9, ptr @d, align 4, !tbaa !5
  br label %._crit_edge55

._crit_edge:                                      ; preds = %.lr.ph
  %10 = icmp sgt i32 %17, 0
  %11 = getelementptr inbounds [100009 x i32], ptr @x, i64 0, i64 %18
  %12 = load i32, ptr %11, align 4, !tbaa !5
  %13 = load i32, ptr @k, align 4, !tbaa !5
  %14 = sdiv i32 %12, %13
  store i32 %14, ptr @d, align 4, !tbaa !5
  br i1 %10, label %.lr.ph48, label %._crit_edge55

.lr.ph:                                           ; preds = %0, %.lr.ph
  %indvars.iv = phi i64 [ %indvars.iv.next, %.lr.ph ], [ 0, %0 ]
  %15 = getelementptr inbounds i32, ptr @x, i64 %indvars.iv
  %16 = tail call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str.1, ptr noundef nonnull %15)
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %17 = load i32, ptr @n, align 4, !tbaa !5
  %18 = sext i32 %17 to i64
  %.not.not = icmp slt i64 %indvars.iv, %18
  br i1 %.not.not, label %.lr.ph, label %._crit_edge, !llvm.loop !9

.preheader41:                                     ; preds = %.lr.ph48
  %19 = icmp sgt i32 %22, 0
  br i1 %19, label %.lr.ph54, label %._crit_edge55

.lr.ph48:                                         ; preds = %._crit_edge, %.lr.ph48
  %indvars.iv60 = phi i64 [ %indvars.iv.next61, %.lr.ph48 ], [ 0, %._crit_edge ]
  %20 = getelementptr inbounds [100009 x i32], ptr @x, i64 0, i64 %indvars.iv60
  %21 = tail call { ptr, i8 } @_ZNSt3setIiSt4lessIiESaIiEE6insertERKi(ptr noundef nonnull align 8 dereferenceable(48) @s, ptr noundef nonnull align 4 dereferenceable(4) %20)
  %indvars.iv.next61 = add nuw nsw i64 %indvars.iv60, 1
  %22 = load i32, ptr @n, align 4, !tbaa !5
  %23 = sext i32 %22 to i64
  %24 = icmp slt i64 %indvars.iv.next61, %23
  br i1 %24, label %.lr.ph48, label %.preheader41, !llvm.loop !11

.lr.ph54:                                         ; preds = %.preheader41, %.critedge
  %indvars.iv63 = phi i64 [ %indvars.iv.next64, %.critedge ], [ 0, %.preheader41 ]
  %25 = getelementptr inbounds [100009 x i32], ptr @x, i64 0, i64 %indvars.iv63
  %26 = call noundef i64 @_ZNKSt3setIiSt4lessIiESaIiEE5countERKi(ptr noundef nonnull align 8 dereferenceable(48) @s, ptr noundef nonnull align 4 dereferenceable(4) %25)
  %.not33 = icmp eq i64 %26, 0
  br i1 %.not33, label %.critedge, label %.preheader

.preheader:                                       ; preds = %.lr.ph54
  %27 = load i32, ptr @k, align 4, !tbaa !5
  %28 = icmp sgt i32 %27, 1
  br i1 %28, label %.lr.ph51, label %.loopexit

.lr.ph51:                                         ; preds = %.preheader, %37
  %.02350 = phi i32 [ %38, %37 ], [ 1, %.preheader ]
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %1) #5
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %2) #5
  %29 = load i32, ptr %25, align 4, !tbaa !5
  %30 = load i32, ptr @d, align 4, !tbaa !5
  %31 = mul nsw i32 %30, %.02350
  %32 = add nsw i32 %31, %29
  store i32 %32, ptr %2, align 4, !tbaa !5
  %33 = call ptr @_ZNSt3setIiSt4lessIiESaIiEE4findERKi(ptr noundef nonnull align 8 dereferenceable(48) @s, ptr noundef nonnull align 4 dereferenceable(4) %2)
  store ptr %33, ptr %1, align 8
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %2) #5
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %3) #5
  %34 = call ptr @_ZNKSt3setIiSt4lessIiESaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(48) @s) #5
  store ptr %34, ptr %3, align 8
  %35 = call noundef zeroext i1 @_ZStneRKSt23_Rb_tree_const_iteratorIiES2_(ptr noundef nonnull align 8 dereferenceable(8) %1, ptr noundef nonnull align 8 dereferenceable(8) %3) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %3) #5
  br i1 %35, label %37, label %36

36:                                               ; preds = %.lr.ph51
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %1) #5
  %.pre = load i32, ptr @k, align 4, !tbaa !5
  br label %.loopexit

37:                                               ; preds = %.lr.ph51
  %38 = add nuw nsw i32 %.02350, 1
  %.sroa.02.0.copyload = load ptr, ptr %1, align 8, !tbaa !12
  %39 = call ptr @_ZNSt3setIiSt4lessIiESaIiEE5eraseB5cxx11ESt23_Rb_tree_const_iteratorIiE(ptr noundef nonnull align 8 dereferenceable(48) @s, ptr %.sroa.02.0.copyload)
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %1) #5
  %40 = load i32, ptr @k, align 4, !tbaa !5
  %41 = icmp slt i32 %38, %40
  br i1 %41, label %.lr.ph51, label %.loopexit, !llvm.loop !14

.loopexit:                                        ; preds = %37, %.preheader, %36
  %42 = phi i32 [ %.pre, %36 ], [ %27, %.preheader ], [ %40, %37 ]
  %.02443 = phi i32 [ %.02350, %36 ], [ 1, %.preheader ], [ %38, %37 ]
  %.not34 = icmp eq i32 %.02443, %42
  br i1 %.not34, label %._crit_edge55, label %.critedge

.critedge:                                        ; preds = %.loopexit, %.lr.ph54
  %indvars.iv.next64 = add nuw nsw i64 %indvars.iv63, 1
  %43 = load i32, ptr @n, align 4, !tbaa !5
  %44 = sext i32 %43 to i64
  %45 = icmp slt i64 %indvars.iv.next64, %44
  br i1 %45, label %.lr.ph54, label %._crit_edge55, !llvm.loop !15

._crit_edge55:                                    ; preds = %.critedge, %.loopexit, %.preheader41, %._crit_edge, %._crit_edge.thread
  %.str.2.sink = phi ptr [ @.str.3, %._crit_edge.thread ], [ @.str.3, %._crit_edge ], [ @.str.3, %.preheader41 ], [ @.str.2, %.loopexit ], [ @.str.3, %.critedge ]
  %46 = call i32 @puts(ptr noundef nonnull dereferenceable(1) %.str.2.sink)
  ret i32 0
}

; Function Attrs: nofree nounwind
declare noundef i32 @__isoc99_scanf(ptr nocapture noundef readonly, ...) local_unnamed_addr #1

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #2

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #2

; Function Attrs: mustprogress uwtable
declare dso_local { ptr, i8 } @_ZNSt3setIiSt4lessIiESaIiEE6insertERKi(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef i64 @_ZNKSt3setIiSt4lessIiESaIiEE5countERKi(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local ptr @_ZNSt3setIiSt4lessIiESaIiEE4findERKi(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZStneRKSt23_Rb_tree_const_iteratorIiES2_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #4

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNKSt3setIiSt4lessIiESaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(48)) local_unnamed_addr #4 align 2

; Function Attrs: mustprogress uwtable
declare dso_local ptr @_ZNSt3setIiSt4lessIiESaIiEE5eraseB5cxx11ESt23_Rb_tree_const_iteratorIiE(ptr noundef nonnull align 8 dereferenceable(48), ptr) local_unnamed_addr #3 align 2

; Function Attrs: nofree nounwind
declare noundef i32 @puts(ptr nocapture noundef readonly) local_unnamed_addr #1

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 = { 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 #2 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #3 = { 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 #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 = { 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 = !{!"any pointer", !7, i64 0}
!14 = distinct !{!14, !10}
!15 = distinct !{!15, !10}


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