; LLVM IR from DionysiosB/CodeForces :: 1000-1099 (1068B-LCM)

; 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::map" = type { %"class.std::_Rb_tree" }
%"class.std::_Rb_tree" = type { %"struct.std::_Rb_tree<long long, std::pair<const long long, long long>, std::_Select1st<std::pair<const long long, long long>>, std::less<long long>>::_Rb_tree_impl" }
%"struct.std::_Rb_tree<long long, std::pair<const long long, long long>, std::_Select1st<std::pair<const long long, long long>>, std::less<long long>>::_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_iterator" = type { 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 [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 i64, align 8
  %3 = alloca %"class.std::map", align 8
  %4 = alloca i64, align 8
  %5 = alloca i64, align 8
  %6 = alloca ptr, align 8
  %7 = alloca i32, align 4
  %8 = alloca i64, align 8
  %9 = alloca %"struct.std::_Rb_tree_iterator", align 8
  %10 = alloca %"struct.std::_Rb_tree_iterator", align 8
  %11 = alloca %"struct.std::_Rb_tree_iterator", align 8
  store i32 0, ptr %1, align 4
  call void @llvm.lifetime.start.p0(i64 8, ptr %2) #5
  %12 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str, ptr noundef %2)
  call void @llvm.lifetime.start.p0(i64 48, ptr %3) #5
  call void @_ZNSt3mapIxxSt4lessIxESaISt4pairIKxxEEEC2Ev(ptr noundef nonnull align 8 dereferenceable(48) %3) #5
  call void @llvm.lifetime.start.p0(i64 8, ptr %4) #5
  %13 = load i64, ptr %2, align 8, !tbaa !5
  store i64 %13, ptr %4, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %5) #5
  store i64 2, ptr %5, align 8, !tbaa !5
  br label %14

14:                                               ; preds = %40, %0
  %15 = load i64, ptr %5, align 8, !tbaa !5
  %16 = load i64, ptr %5, align 8, !tbaa !5
  %17 = mul nsw i64 %15, %16
  %18 = load i64, ptr %4, align 8, !tbaa !5
  %19 = icmp sle i64 %17, %18
  br i1 %19, label %21, label %20

20:                                               ; preds = %14
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #5
  br label %43

21:                                               ; preds = %14
  br label %22

22:                                               ; preds = %29, %21
  %23 = load i64, ptr %2, align 8, !tbaa !5
  %24 = load i64, ptr %5, align 8, !tbaa !5
  %25 = srem i64 %23, %24
  %26 = icmp eq i64 %25, 0
  br i1 %26, label %27, label %39

27:                                               ; preds = %22
  %28 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt3mapIxxSt4lessIxESaISt4pairIKxxEEEixERS3_(ptr noundef nonnull align 8 dereferenceable(48) %3, ptr noundef nonnull align 8 dereferenceable(8) %5)
          to label %29 unwind label %35

29:                                               ; preds = %27
  %30 = load i64, ptr %28, align 8, !tbaa !5
  %31 = add nsw i64 %30, 1
  store i64 %31, ptr %28, align 8, !tbaa !5
  %32 = load i64, ptr %5, align 8, !tbaa !5
  %33 = load i64, ptr %2, align 8, !tbaa !5
  %34 = sdiv i64 %33, %32
  store i64 %34, ptr %2, align 8, !tbaa !5
  br label %22, !llvm.loop !9

35:                                               ; preds = %27
  %36 = landingpad { ptr, i32 }
          cleanup
  %37 = extractvalue { ptr, i32 } %36, 0
  store ptr %37, ptr %6, align 8
  %38 = extractvalue { ptr, i32 } %36, 1
  store i32 %38, ptr %7, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #5
  br label %82

39:                                               ; preds = %22
  br label %40

40:                                               ; preds = %39
  %41 = load i64, ptr %5, align 8, !tbaa !5
  %42 = add nsw i64 %41, 1
  store i64 %42, ptr %5, align 8, !tbaa !5
  br label %14, !llvm.loop !11

43:                                               ; preds = %20
  %44 = load i64, ptr %2, align 8, !tbaa !5
  %45 = icmp sgt i64 %44, 1
  br i1 %45, label %46, label %55

46:                                               ; preds = %43
  %47 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt3mapIxxSt4lessIxESaISt4pairIKxxEEEixERS3_(ptr noundef nonnull align 8 dereferenceable(48) %3, ptr noundef nonnull align 8 dereferenceable(8) %2)
          to label %48 unwind label %51

48:                                               ; preds = %46
  %49 = load i64, ptr %47, align 8, !tbaa !5
  %50 = add nsw i64 %49, 1
  store i64 %50, ptr %47, align 8, !tbaa !5
  br label %55

51:                                               ; preds = %46
  %52 = landingpad { ptr, i32 }
          cleanup
  %53 = extractvalue { ptr, i32 } %52, 0
  store ptr %53, ptr %6, align 8
  %54 = extractvalue { ptr, i32 } %52, 1
  store i32 %54, ptr %7, align 4
  br label %82

55:                                               ; preds = %48, %43
  call void @llvm.lifetime.start.p0(i64 8, ptr %8) #5
  store i64 1, ptr %8, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %9) #5
  %56 = call ptr @_ZNSt3mapIxxSt4lessIxESaISt4pairIKxxEEE5beginEv(ptr noundef nonnull align 8 dereferenceable(48) %3) #5
  %57 = getelementptr inbounds %"struct.std::_Rb_tree_iterator", ptr %9, i32 0, i32 0
  store ptr %56, ptr %57, align 8
  br label %58

58:                                               ; preds = %70, %55
  call void @llvm.lifetime.start.p0(i64 8, ptr %10) #5
  %59 = call ptr @_ZNSt3mapIxxSt4lessIxESaISt4pairIKxxEEE3endEv(ptr noundef nonnull align 8 dereferenceable(48) %3) #5
  %60 = getelementptr inbounds %"struct.std::_Rb_tree_iterator", ptr %10, i32 0, i32 0
  store ptr %59, ptr %60, align 8
  %61 = call noundef zeroext i1 @_ZStneRKSt17_Rb_tree_iteratorISt4pairIKxxEES5_(ptr noundef nonnull align 8 dereferenceable(8) %9, ptr noundef nonnull align 8 dereferenceable(8) %10) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %10) #5
  br i1 %61, label %63, label %62

62:                                               ; preds = %58
  call void @llvm.lifetime.end.p0(i64 8, ptr %9) #5
  br label %73

63:                                               ; preds = %58
  %64 = call noundef ptr @_ZNKSt17_Rb_tree_iteratorISt4pairIKxxEEptEv(ptr noundef nonnull align 8 dereferenceable(8) %9) #5
  %65 = getelementptr inbounds %"struct.std::pair", ptr %64, i32 0, i32 1
  %66 = load i64, ptr %65, align 8, !tbaa !12
  %67 = add nsw i64 1, %66
  %68 = load i64, ptr %8, align 8, !tbaa !5
  %69 = mul nsw i64 %68, %67
  store i64 %69, ptr %8, align 8, !tbaa !5
  br label %70

70:                                               ; preds = %63
  %71 = call ptr @_ZNSt17_Rb_tree_iteratorISt4pairIKxxEEppEi(ptr noundef nonnull align 8 dereferenceable(8) %9, i32 noundef 0) #5
  %72 = getelementptr inbounds %"struct.std::_Rb_tree_iterator", ptr %11, i32 0, i32 0
  store ptr %71, ptr %72, align 8
  br label %58, !llvm.loop !14

73:                                               ; preds = %62
  %74 = load i64, ptr %8, align 8, !tbaa !5
  %75 = invoke i32 (ptr, ...) @printf(ptr noundef @.str.1, i64 noundef %74)
          to label %76 unwind label %78

76:                                               ; preds = %73
  store i32 0, ptr %1, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %4) #5
  call void @_ZNSt3mapIxxSt4lessIxESaISt4pairIKxxEEED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %3) #5
  call void @llvm.lifetime.end.p0(i64 48, ptr %3) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %2) #5
  %77 = load i32, ptr %1, align 4
  ret i32 %77

78:                                               ; preds = %73
  %79 = landingpad { ptr, i32 }
          cleanup
  %80 = extractvalue { ptr, i32 } %79, 0
  store ptr %80, ptr %6, align 8
  %81 = extractvalue { ptr, i32 } %79, 1
  store i32 %81, ptr %7, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #5
  br label %82

82:                                               ; preds = %78, %51, %35
  call void @llvm.lifetime.end.p0(i64 8, ptr %4) #5
  call void @_ZNSt3mapIxxSt4lessIxESaISt4pairIKxxEEED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %3) #5
  call void @llvm.lifetime.end.p0(i64 48, ptr %3) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %2) #5
  br label %83

83:                                               ; preds = %82
  %84 = load ptr, ptr %6, align 8
  %85 = load i32, ptr %7, align 4
  %86 = insertvalue { ptr, i32 } poison, ptr %84, 0
  %87 = insertvalue { ptr, i32 } %86, i32 %85, 1
  resume { ptr, i32 } %87
}

; 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 @_ZNSt3mapIxxSt4lessIxESaISt4pairIKxxEEEC2Ev(ptr noundef nonnull align 8 dereferenceable(48)) unnamed_addr #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt3mapIxxSt4lessIxESaISt4pairIKxxEEEixERS3_(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 8 dereferenceable(8)) #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 ptr @_ZNSt3mapIxxSt4lessIxESaISt4pairIKxxEEE5beginEv(ptr noundef nonnull align 8 dereferenceable(48)) #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZStneRKSt17_Rb_tree_iteratorISt4pairIKxxEES5_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt3mapIxxSt4lessIxESaISt4pairIKxxEEE3endEv(ptr noundef nonnull align 8 dereferenceable(48)) #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef ptr @_ZNKSt17_Rb_tree_iteratorISt4pairIKxxEEptEv(ptr noundef nonnull align 8 dereferenceable(8)) #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt17_Rb_tree_iteratorISt4pairIKxxEEppEi(ptr noundef nonnull align 8 dereferenceable(8), i32 noundef) #3 align 2

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt3mapIxxSt4lessIxESaISt4pairIKxxEEED2Ev(ptr noundef nonnull align 8 dereferenceable(48)) 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 = !{!"long 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}
!12 = !{!13, !6, i64 8}
!13 = !{!"_ZTSSt4pairIKxxE", !6, i64 0, !6, i64 8}
!14 = distinct !{!14, !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::map" = type { %"class.std::_Rb_tree" }
%"class.std::_Rb_tree" = type { %"struct.std::_Rb_tree<long long, std::pair<const long long, long long>, std::_Select1st<std::pair<const long long, long long>>, std::less<long long>>::_Rb_tree_impl" }
%"struct.std::_Rb_tree<long long, std::pair<const long long, long long>, std::_Select1st<std::pair<const long long, long long>>, std::less<long long>>::_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_iterator" = type { ptr }

@.str = external hidden unnamed_addr constant [5 x i8], align 1
@.str.1 = 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 i64, align 8
  %2 = alloca %"class.std::map", align 8
  %3 = alloca i64, align 8
  %4 = alloca %"struct.std::_Rb_tree_iterator", align 8
  %5 = alloca %"struct.std::_Rb_tree_iterator", align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %1) #5
  %6 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str, ptr noundef nonnull %1)
  call void @llvm.lifetime.start.p0(i64 48, ptr nonnull %2) #5
  call void @_ZNSt3mapIxxSt4lessIxESaISt4pairIKxxEEEC2Ev(ptr noundef nonnull align 8 dereferenceable(48) %2) #5
  %7 = load i64, ptr %1, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %3) #5
  store i64 2, ptr %3, align 8, !tbaa !5
  %.not9 = icmp slt i64 %7, 4
  br i1 %.not9, label %._crit_edge10, label %.preheader

.preheader:                                       ; preds = %0, %._crit_edge
  %8 = phi i64 [ %26, %._crit_edge ], [ 2, %0 ]
  %9 = phi i64 [ %25, %._crit_edge ], [ %7, %0 ]
  %10 = srem i64 %9, %8
  %11 = icmp eq i64 %10, 0
  br i1 %11, label %.lr.ph, label %._crit_edge

._crit_edge10:                                    ; preds = %._crit_edge, %0
  %12 = phi i64 [ %7, %0 ], [ %25, %._crit_edge ]
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %3) #5
  %13 = icmp sgt i64 %12, 1
  br i1 %13, label %28, label %35

.lr.ph:                                           ; preds = %.preheader, %15
  %14 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt3mapIxxSt4lessIxESaISt4pairIKxxEEEixERS3_(ptr noundef nonnull align 8 dereferenceable(48) %2, ptr noundef nonnull align 8 dereferenceable(8) %3)
          to label %15 unwind label %23

15:                                               ; preds = %.lr.ph
  %16 = load i64, ptr %14, align 8, !tbaa !5
  %17 = add nsw i64 %16, 1
  store i64 %17, ptr %14, align 8, !tbaa !5
  %18 = load i64, ptr %3, align 8, !tbaa !5
  %19 = load i64, ptr %1, align 8, !tbaa !5
  %20 = sdiv i64 %19, %18
  store i64 %20, ptr %1, align 8, !tbaa !5
  %21 = srem i64 %20, %18
  %22 = icmp eq i64 %21, 0
  br i1 %22, label %.lr.ph, label %._crit_edge, !llvm.loop !9

23:                                               ; preds = %.lr.ph
  %24 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %3) #5
  br label %48

._crit_edge:                                      ; preds = %15, %.preheader
  %25 = phi i64 [ %9, %.preheader ], [ %20, %15 ]
  %.lcssa = phi i64 [ %8, %.preheader ], [ %18, %15 ]
  %26 = add nsw i64 %.lcssa, 1
  store i64 %26, ptr %3, align 8, !tbaa !5
  %27 = mul nsw i64 %26, %26
  %.not = icmp sgt i64 %27, %7
  br i1 %.not, label %._crit_edge10, label %.preheader, !llvm.loop !11

28:                                               ; preds = %._crit_edge10
  %29 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt3mapIxxSt4lessIxESaISt4pairIKxxEEEixERS3_(ptr noundef nonnull align 8 dereferenceable(48) %2, ptr noundef nonnull align 8 dereferenceable(8) %1)
          to label %30 unwind label %33

30:                                               ; preds = %28
  %31 = load i64, ptr %29, align 8, !tbaa !5
  %32 = add nsw i64 %31, 1
  store i64 %32, ptr %29, align 8, !tbaa !5
  br label %35

33:                                               ; preds = %28
  %34 = landingpad { ptr, i32 }
          cleanup
  br label %48

35:                                               ; preds = %30, %._crit_edge10
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %4) #5
  %36 = call ptr @_ZNSt3mapIxxSt4lessIxESaISt4pairIKxxEEE5beginEv(ptr noundef nonnull align 8 dereferenceable(48) %2) #5
  store ptr %36, ptr %4, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %5) #5
  %37 = call ptr @_ZNSt3mapIxxSt4lessIxESaISt4pairIKxxEEE3endEv(ptr noundef nonnull align 8 dereferenceable(48) %2) #5
  store ptr %37, ptr %5, align 8
  %38 = call noundef zeroext i1 @_ZStneRKSt17_Rb_tree_iteratorISt4pairIKxxEES5_(ptr noundef nonnull align 8 dereferenceable(8) %4, ptr noundef nonnull align 8 dereferenceable(8) %5) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %5) #5
  br i1 %38, label %.lr.ph13, label %._crit_edge14

._crit_edge14:                                    ; preds = %.lr.ph13, %35
  %.0.lcssa = phi i64 [ 1, %35 ], [ %44, %.lr.ph13 ]
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %4) #5
  %39 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.1, i64 noundef %.0.lcssa)
  call void @_ZNSt3mapIxxSt4lessIxESaISt4pairIKxxEEED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %2) #5
  call void @llvm.lifetime.end.p0(i64 48, ptr nonnull %2) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %1) #5
  ret i32 0

.lr.ph13:                                         ; preds = %35, %.lr.ph13
  %.011 = phi i64 [ %44, %.lr.ph13 ], [ 1, %35 ]
  %40 = call noundef ptr @_ZNKSt17_Rb_tree_iteratorISt4pairIKxxEEptEv(ptr noundef nonnull align 8 dereferenceable(8) %4) #5
  %41 = getelementptr inbounds i8, ptr %40, i64 8
  %42 = load i64, ptr %41, align 8, !tbaa !12
  %43 = add nsw i64 %42, 1
  %44 = mul nsw i64 %43, %.011
  %45 = call ptr @_ZNSt17_Rb_tree_iteratorISt4pairIKxxEEppEi(ptr noundef nonnull align 8 dereferenceable(8) %4, i32 noundef 0) #5
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %5) #5
  %46 = call ptr @_ZNSt3mapIxxSt4lessIxESaISt4pairIKxxEEE3endEv(ptr noundef nonnull align 8 dereferenceable(48) %2) #5
  store ptr %46, ptr %5, align 8
  %47 = call noundef zeroext i1 @_ZStneRKSt17_Rb_tree_iteratorISt4pairIKxxEES5_(ptr noundef nonnull align 8 dereferenceable(8) %4, ptr noundef nonnull align 8 dereferenceable(8) %5) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %5) #5
  br i1 %47, label %.lr.ph13, label %._crit_edge14, !llvm.loop !14

48:                                               ; preds = %33, %23
  %.pn = phi { ptr, i32 } [ %24, %23 ], [ %34, %33 ]
  call void @_ZNSt3mapIxxSt4lessIxESaISt4pairIKxxEEED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %2) #5
  call void @llvm.lifetime.end.p0(i64 48, ptr nonnull %2) #5
  call void @llvm.lifetime.end.p0(i64 8, 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 @_ZNSt3mapIxxSt4lessIxESaISt4pairIKxxEEEC2Ev(ptr noundef nonnull align 8 dereferenceable(48)) unnamed_addr #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt3mapIxxSt4lessIxESaISt4pairIKxxEEEixERS3_(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 8 dereferenceable(8)) local_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 ptr @_ZNSt3mapIxxSt4lessIxESaISt4pairIKxxEEE5beginEv(ptr noundef nonnull align 8 dereferenceable(48)) local_unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZStneRKSt17_Rb_tree_iteratorISt4pairIKxxEES5_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt3mapIxxSt4lessIxESaISt4pairIKxxEEE3endEv(ptr noundef nonnull align 8 dereferenceable(48)) local_unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef ptr @_ZNKSt17_Rb_tree_iteratorISt4pairIKxxEEptEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt17_Rb_tree_iteratorISt4pairIKxxEEppEi(ptr noundef nonnull align 8 dereferenceable(8), i32 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 @_ZNSt3mapIxxSt4lessIxESaISt4pairIKxxEEED2Ev(ptr noundef nonnull align 8 dereferenceable(48)) 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 = !{!"long 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}
!12 = !{!13, !6, i64 8}
!13 = !{!"_ZTSSt4pairIKxxE", !6, i64 0, !6, i64 8}
!14 = distinct !{!14, !10}


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