; LLVM IR from VastoLorde95/Competitive-Programming :: Codeforces/297 Division 2/Problem A (A)

; 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<char, std::pair<const char, int>, std::_Select1st<std::pair<const char, int>>, std::less<char>>::_Rb_tree_impl" }
%"struct.std::_Rb_tree<char, std::pair<const char, int>, std::_Select1st<std::pair<const char, int>>, std::less<char>>::_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 }
%"class.std::__cxx11::basic_string" = type { %"struct.std::__cxx11::basic_string<char>::_Alloc_hider", i64, %union.anon }
%"struct.std::__cxx11::basic_string<char>::_Alloc_hider" = type { ptr }
%union.anon = type { i64, [8 x i8] }
%"class.std::basic_istream" = type { ptr, i64, %"class.std::basic_ios" }
%"class.std::basic_ios" = type { %"class.std::ios_base", ptr, i8, i8, ptr, ptr, ptr, ptr }
%"class.std::ios_base" = type { ptr, i64, i64, i32, i32, i32, ptr, %"struct.std::ios_base::_Words", [8 x %"struct.std::ios_base::_Words"], i32, ptr, %"class.std::locale" }
%"struct.std::ios_base::_Words" = type { ptr, i64 }
%"class.std::locale" = type { ptr }
%"class.std::basic_ostream" = type { ptr, %"class.std::basic_ios" }
%"struct.std::_Rb_tree_iterator" = type { ptr }

@d = external dso_local global %"class.std::map", align 8
@n = external dso_local global i32, align 4
@cnt = external dso_local global i32, align 4
@l = external dso_local global i32, align 4
@_Z1sB5cxx11 = external dso_local global %"class.std::__cxx11::basic_string", align 8
@_ZSt3cin = external global %"class.std::basic_istream", align 8
@_ZSt4cout = external global %"class.std::basic_ostream", align 8

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() #0 {
  %1 = alloca i32, align 4
  %2 = alloca i32, align 4
  %3 = alloca i8, align 1
  %4 = alloca %"struct.std::_Rb_tree_iterator", align 8
  %5 = alloca %"struct.std::_Rb_tree_iterator", align 8
  store i32 0, ptr %1, align 4
  %6 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) @n)
  %7 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZStrsIcSt11char_traitsIcESaIcEERSt13basic_istreamIT_T0_ES7_RNSt7__cxx1112basic_stringIS4_S5_T1_EE(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 8 dereferenceable(32) @_Z1sB5cxx11)
  %8 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6lengthEv(ptr noundef nonnull align 8 dereferenceable(32) @_Z1sB5cxx11) #6
  %9 = trunc i64 %8 to i32
  store i32 %9, ptr @l, align 4, !tbaa !5
  %10 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) @_Z1sB5cxx11, i64 noundef 0)
  %11 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt3mapIciSt4lessIcESaISt4pairIKciEEEixERS3_(ptr noundef nonnull align 8 dereferenceable(48) @d, ptr noundef nonnull align 1 dereferenceable(1) %10)
  store i32 1, ptr %11, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %2) #6
  store i32 1, ptr %2, align 4, !tbaa !5
  br label %12

12:                                               ; preds = %56, %0
  %13 = load i32, ptr %2, align 4, !tbaa !5
  %14 = load i32, ptr @l, align 4, !tbaa !5
  %15 = icmp slt i32 %13, %14
  br i1 %15, label %17, label %16

16:                                               ; preds = %12
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #6
  br label %59

17:                                               ; preds = %12
  %18 = load i32, ptr %2, align 4, !tbaa !5
  %19 = and i32 %18, 1
  %20 = icmp ne i32 %19, 0
  br i1 %20, label %21, label %48

21:                                               ; preds = %17
  call void @llvm.lifetime.start.p0(i64 1, ptr %3) #6
  %22 = load i32, ptr %2, align 4, !tbaa !5
  %23 = sext i32 %22 to i64
  %24 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) @_Z1sB5cxx11, i64 noundef %23)
  %25 = load i8, ptr %24, align 1, !tbaa !9
  %26 = sext i8 %25 to i32
  %27 = add nsw i32 %26, 32
  %28 = trunc i32 %27 to i8
  store i8 %28, ptr %3, align 1, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 8, ptr %4) #6
  %29 = call ptr @_ZNSt3mapIciSt4lessIcESaISt4pairIKciEEE4findERS3_(ptr noundef nonnull align 8 dereferenceable(48) @d, ptr noundef nonnull align 1 dereferenceable(1) %3)
  %30 = getelementptr inbounds %"struct.std::_Rb_tree_iterator", ptr %4, i32 0, i32 0
  store ptr %29, ptr %30, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %5) #6
  %31 = call ptr @_ZNSt3mapIciSt4lessIcESaISt4pairIKciEEE3endEv(ptr noundef nonnull align 8 dereferenceable(48) @d) #6
  %32 = getelementptr inbounds %"struct.std::_Rb_tree_iterator", ptr %5, i32 0, i32 0
  store ptr %31, ptr %32, align 8
  %33 = call noundef zeroext i1 @_ZSteqRKSt17_Rb_tree_iteratorISt4pairIKciEES5_(ptr noundef nonnull align 8 dereferenceable(8) %4, ptr noundef nonnull align 8 dereferenceable(8) %5) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %4) #6
  br i1 %33, label %34, label %37

34:                                               ; preds = %21
  %35 = load i32, ptr @cnt, align 4, !tbaa !5
  %36 = add nsw i32 %35, 1
  store i32 %36, ptr @cnt, align 4, !tbaa !5
  br label %47

37:                                               ; preds = %21
  %38 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt3mapIciSt4lessIcESaISt4pairIKciEEEixERS3_(ptr noundef nonnull align 8 dereferenceable(48) @d, ptr noundef nonnull align 1 dereferenceable(1) %3)
  %39 = load i32, ptr %38, align 4, !tbaa !5
  %40 = sub nsw i32 %39, 1
  store i32 %40, ptr %38, align 4, !tbaa !5
  %41 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt3mapIciSt4lessIcESaISt4pairIKciEEEixERS3_(ptr noundef nonnull align 8 dereferenceable(48) @d, ptr noundef nonnull align 1 dereferenceable(1) %3)
  %42 = load i32, ptr %41, align 4, !tbaa !5
  %43 = icmp eq i32 %42, 0
  br i1 %43, label %44, label %46

44:                                               ; preds = %37
  %45 = call noundef i64 @_ZNSt3mapIciSt4lessIcESaISt4pairIKciEEE5eraseERS3_(ptr noundef nonnull align 8 dereferenceable(48) @d, ptr noundef nonnull align 1 dereferenceable(1) %3)
  br label %46

46:                                               ; preds = %44, %37
  br label %47

47:                                               ; preds = %46, %34
  call void @llvm.lifetime.end.p0(i64 1, ptr %3) #6
  br label %55

48:                                               ; preds = %17
  %49 = load i32, ptr %2, align 4, !tbaa !5
  %50 = sext i32 %49 to i64
  %51 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) @_Z1sB5cxx11, i64 noundef %50)
  %52 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt3mapIciSt4lessIcESaISt4pairIKciEEEixERS3_(ptr noundef nonnull align 8 dereferenceable(48) @d, ptr noundef nonnull align 1 dereferenceable(1) %51)
  %53 = load i32, ptr %52, align 4, !tbaa !5
  %54 = add nsw i32 %53, 1
  store i32 %54, ptr %52, align 4, !tbaa !5
  br label %55

55:                                               ; preds = %48, %47
  br label %56

56:                                               ; preds = %55
  %57 = load i32, ptr %2, align 4, !tbaa !5
  %58 = add nsw i32 %57, 1
  store i32 %58, ptr %2, align 4, !tbaa !5
  br label %12, !llvm.loop !10

59:                                               ; preds = %16
  %60 = load i32, ptr @cnt, align 4, !tbaa !5
  %61 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef %60)
  %62 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %61, ptr noundef @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
  ret i32 0
}

declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 4 dereferenceable(4)) #1

declare noundef nonnull align 8 dereferenceable(16) ptr @_ZStrsIcSt11char_traitsIcESaIcEERSt13basic_istreamIT_T0_ES7_RNSt7__cxx1112basic_stringIS4_S5_T1_EE(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 8 dereferenceable(32)) #1

; Function Attrs: mustprogress nounwind uwtable
declare noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6lengthEv(ptr noundef nonnull align 8 dereferenceable(32)) #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt3mapIciSt4lessIcESaISt4pairIKciEEEixERS3_(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 1 dereferenceable(1)) #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32), i64 noundef) #2 align 2

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #4

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZSteqRKSt17_Rb_tree_iteratorISt4pairIKciEES5_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) #2

; Function Attrs: mustprogress uwtable
declare dso_local ptr @_ZNSt3mapIciSt4lessIcESaISt4pairIKciEEE4findERS3_(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 1 dereferenceable(1)) #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt3mapIciSt4lessIcESaISt4pairIKciEEE3endEv(ptr noundef nonnull align 8 dereferenceable(48)) #2 align 2

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #4

; Function Attrs: mustprogress uwtable
declare dso_local noundef i64 @_ZNSt3mapIciSt4lessIcESaISt4pairIKciEEE5eraseERS3_(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 1 dereferenceable(1)) #3 align 2

declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8), i32 noundef) #1

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

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_(ptr noundef nonnull align 8 dereferenceable(8)) #5

attributes #0 = { mustprogress norecurse uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #1 = { "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #2 = { mustprogress nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #3 = { mustprogress 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 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #5 = { 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 #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 = !{!7, !7, i64 0}
!10 = distinct !{!10, !11}
!11 = !{!"llvm.loop.mustprogress"}


; 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<char, std::pair<const char, int>, std::_Select1st<std::pair<const char, int>>, std::less<char>>::_Rb_tree_impl" }
%"struct.std::_Rb_tree<char, std::pair<const char, int>, std::_Select1st<std::pair<const char, int>>, std::less<char>>::_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 }
%"class.std::__cxx11::basic_string" = type { %"struct.std::__cxx11::basic_string<char>::_Alloc_hider", i64, %union.anon }
%"struct.std::__cxx11::basic_string<char>::_Alloc_hider" = type { ptr }
%union.anon = type { i64, [8 x i8] }
%"class.std::basic_istream" = type { ptr, i64, %"class.std::basic_ios" }
%"class.std::basic_ios" = type { %"class.std::ios_base", ptr, i8, i8, ptr, ptr, ptr, ptr }
%"class.std::ios_base" = type { ptr, i64, i64, i32, i32, i32, ptr, %"struct.std::ios_base::_Words", [8 x %"struct.std::ios_base::_Words"], i32, ptr, %"class.std::locale" }
%"struct.std::ios_base::_Words" = type { ptr, i64 }
%"class.std::locale" = type { ptr }
%"class.std::basic_ostream" = type { ptr, %"class.std::basic_ios" }
%"struct.std::_Rb_tree_iterator" = type { ptr }

@d = external dso_local global %"class.std::map", align 8
@n = external dso_local global i32, align 4
@cnt = external dso_local local_unnamed_addr global i32, align 4
@l = external dso_local local_unnamed_addr global i32, align 4
@_Z1sB5cxx11 = external dso_local global %"class.std::__cxx11::basic_string", align 8
@_ZSt3cin = external global %"class.std::basic_istream", align 8
@_ZSt4cout = external global %"class.std::basic_ostream", align 8

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() local_unnamed_addr #0 {
  %1 = alloca i8, align 1
  %2 = alloca %"struct.std::_Rb_tree_iterator", align 8
  %3 = alloca %"struct.std::_Rb_tree_iterator", align 8
  %4 = tail call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) @n)
  %5 = tail call noundef nonnull align 8 dereferenceable(16) ptr @_ZStrsIcSt11char_traitsIcESaIcEERSt13basic_istreamIT_T0_ES7_RNSt7__cxx1112basic_stringIS4_S5_T1_EE(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 8 dereferenceable(32) @_Z1sB5cxx11)
  %6 = tail call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6lengthEv(ptr noundef nonnull align 8 dereferenceable(32) @_Z1sB5cxx11) #6
  %7 = trunc i64 %6 to i32
  store i32 %7, ptr @l, align 4, !tbaa !5
  %8 = tail call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) @_Z1sB5cxx11, i64 noundef 0)
  %9 = tail call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt3mapIciSt4lessIcESaISt4pairIKciEEEixERS3_(ptr noundef nonnull align 8 dereferenceable(48) @d, ptr noundef nonnull align 1 dereferenceable(1) %8)
  store i32 1, ptr %9, align 4, !tbaa !5
  %10 = load i32, ptr @l, align 4, !tbaa !5
  %11 = icmp sgt i32 %10, 1
  br i1 %11, label %.lr.ph, label %._crit_edge

._crit_edge:                                      ; preds = %41, %0
  %12 = load i32, ptr @cnt, align 4, !tbaa !5
  %13 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef %12)
  %14 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %13, ptr noundef nonnull @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
  ret i32 0

.lr.ph:                                           ; preds = %0, %41
  %indvars.iv = phi i64 [ %indvars.iv.next, %41 ], [ 1, %0 ]
  %15 = and i64 %indvars.iv, 1
  %.not = icmp eq i64 %15, 0
  br i1 %.not, label %36, label %16

16:                                               ; preds = %.lr.ph
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %1) #6
  %17 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) @_Z1sB5cxx11, i64 noundef %indvars.iv)
  %18 = load i8, ptr %17, align 1, !tbaa !9
  %19 = add i8 %18, 32
  store i8 %19, ptr %1, align 1, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %2) #6
  %20 = call ptr @_ZNSt3mapIciSt4lessIcESaISt4pairIKciEEE4findERS3_(ptr noundef nonnull align 8 dereferenceable(48) @d, ptr noundef nonnull align 1 dereferenceable(1) %1)
  store ptr %20, ptr %2, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %3) #6
  %21 = call ptr @_ZNSt3mapIciSt4lessIcESaISt4pairIKciEEE3endEv(ptr noundef nonnull align 8 dereferenceable(48) @d) #6
  store ptr %21, ptr %3, align 8
  %22 = call noundef zeroext i1 @_ZSteqRKSt17_Rb_tree_iteratorISt4pairIKciEES5_(ptr noundef nonnull align 8 dereferenceable(8) %2, ptr noundef nonnull align 8 dereferenceable(8) %3) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %3) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %2) #6
  br i1 %22, label %23, label %26

23:                                               ; preds = %16
  %24 = load i32, ptr @cnt, align 4, !tbaa !5
  %25 = add nsw i32 %24, 1
  store i32 %25, ptr @cnt, align 4, !tbaa !5
  br label %35

26:                                               ; preds = %16
  %27 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt3mapIciSt4lessIcESaISt4pairIKciEEEixERS3_(ptr noundef nonnull align 8 dereferenceable(48) @d, ptr noundef nonnull align 1 dereferenceable(1) %1)
  %28 = load i32, ptr %27, align 4, !tbaa !5
  %29 = add nsw i32 %28, -1
  store i32 %29, ptr %27, align 4, !tbaa !5
  %30 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt3mapIciSt4lessIcESaISt4pairIKciEEEixERS3_(ptr noundef nonnull align 8 dereferenceable(48) @d, ptr noundef nonnull align 1 dereferenceable(1) %1)
  %31 = load i32, ptr %30, align 4, !tbaa !5
  %32 = icmp eq i32 %31, 0
  br i1 %32, label %33, label %35

33:                                               ; preds = %26
  %34 = call noundef i64 @_ZNSt3mapIciSt4lessIcESaISt4pairIKciEEE5eraseERS3_(ptr noundef nonnull align 8 dereferenceable(48) @d, ptr noundef nonnull align 1 dereferenceable(1) %1)
  br label %35

35:                                               ; preds = %26, %33, %23
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %1) #6
  br label %41

36:                                               ; preds = %.lr.ph
  %37 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) @_Z1sB5cxx11, i64 noundef %indvars.iv)
  %38 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt3mapIciSt4lessIcESaISt4pairIKciEEEixERS3_(ptr noundef nonnull align 8 dereferenceable(48) @d, ptr noundef nonnull align 1 dereferenceable(1) %37)
  %39 = load i32, ptr %38, align 4, !tbaa !5
  %40 = add nsw i32 %39, 1
  store i32 %40, ptr %38, align 4, !tbaa !5
  br label %41

41:                                               ; preds = %35, %36
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %42 = load i32, ptr @l, align 4, !tbaa !5
  %43 = sext i32 %42 to i64
  %44 = icmp slt i64 %indvars.iv.next, %43
  br i1 %44, label %.lr.ph, label %._crit_edge, !llvm.loop !10
}

declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #1

declare noundef nonnull align 8 dereferenceable(16) ptr @_ZStrsIcSt11char_traitsIcESaIcEERSt13basic_istreamIT_T0_ES7_RNSt7__cxx1112basic_stringIS4_S5_T1_EE(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #1

; Function Attrs: mustprogress nounwind uwtable
declare noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6lengthEv(ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt3mapIciSt4lessIcESaISt4pairIKciEEEixERS3_(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 1 dereferenceable(1)) local_unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32), i64 noundef) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #4

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZSteqRKSt17_Rb_tree_iteratorISt4pairIKciEES5_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #2

; Function Attrs: mustprogress uwtable
declare dso_local ptr @_ZNSt3mapIciSt4lessIcESaISt4pairIKciEEE4findERS3_(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 1 dereferenceable(1)) local_unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt3mapIciSt4lessIcESaISt4pairIKciEEE3endEv(ptr noundef nonnull align 8 dereferenceable(48)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #4

; Function Attrs: mustprogress uwtable
declare dso_local noundef i64 @_ZNSt3mapIciSt4lessIcESaISt4pairIKciEEE5eraseERS3_(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 1 dereferenceable(1)) local_unnamed_addr #3 align 2

declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8), i32 noundef) local_unnamed_addr #1

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

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_(ptr noundef nonnull align 8 dereferenceable(8)) #5

attributes #0 = { mustprogress norecurse uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #1 = { "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #2 = { mustprogress nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #3 = { mustprogress 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 nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #5 = { 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 #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 = !{!7, !7, i64 0}
!10 = distinct !{!10, !11}
!11 = !{!"llvm.loop.mustprogress"}


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