; LLVM IR from brpapa/algorithms :: solutions/codeforces (131-B)

; 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::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" }
%"class.std::map" = type { %"class.std::_Rb_tree" }
%"class.std::_Rb_tree" = type { %"struct.std::_Rb_tree<int, std::pair<const int, long long>, std::_Select1st<std::pair<const int, long long>>, std::less<int>>::_Rb_tree_impl" }
%"struct.std::_Rb_tree<int, std::pair<const int, long long>, std::_Select1st<std::pair<const int, long long>>, 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 }

@_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 personality ptr @__gxx_personality_v0 {
  %1 = alloca i32, align 4
  %2 = alloca i32, align 4
  %3 = alloca %"class.std::map", align 8
  %4 = alloca i32, align 4
  %5 = alloca i32, align 4
  %6 = alloca ptr, align 8
  %7 = alloca i32, align 4
  %8 = alloca i64, align 8
  %9 = alloca i32, align 4
  %10 = alloca i32, align 4
  %11 = alloca i32, align 4
  %12 = alloca i32, align 4
  store i32 0, ptr %1, align 4
  call void @llvm.lifetime.start.p0(i64 4, ptr %2) #6
  %13 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %2)
  call void @llvm.lifetime.start.p0(i64 48, ptr %3) #6
  call void @_ZNSt3mapIixSt4lessIiESaISt4pairIKixEEEC2Ev(ptr noundef nonnull align 8 dereferenceable(48) %3) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr %4) #6
  store i32 0, ptr %4, align 4, !tbaa !5
  br label %14

14:                                               ; preds = %28, %0
  %15 = load i32, ptr %4, align 4, !tbaa !5
  %16 = load i32, ptr %2, align 4, !tbaa !5
  %17 = icmp slt i32 %15, %16
  br i1 %17, label %19, label %18

18:                                               ; preds = %14
  call void @llvm.lifetime.end.p0(i64 4, ptr %4) #6
  br label %35

19:                                               ; preds = %14
  call void @llvm.lifetime.start.p0(i64 4, ptr %5) #6
  %20 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %5)
          to label %21 unwind label %31

21:                                               ; preds = %19
  %22 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt3mapIixSt4lessIiESaISt4pairIKixEEEixERS3_(ptr noundef nonnull align 8 dereferenceable(48) %3, ptr noundef nonnull align 4 dereferenceable(4) %5)
          to label %23 unwind label %31

23:                                               ; preds = %21
  %24 = load i64, ptr %22, align 8, !tbaa !9
  %25 = add nsw i64 %24, 1
  %26 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt3mapIixSt4lessIiESaISt4pairIKixEEEixERS3_(ptr noundef nonnull align 8 dereferenceable(48) %3, ptr noundef nonnull align 4 dereferenceable(4) %5)
          to label %27 unwind label %31

27:                                               ; preds = %23
  store i64 %25, ptr %26, align 8, !tbaa !9
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #6
  br label %28

28:                                               ; preds = %27
  %29 = load i32, ptr %4, align 4, !tbaa !5
  %30 = add nsw i32 %29, 1
  store i32 %30, ptr %4, align 4, !tbaa !5
  br label %14, !llvm.loop !11

31:                                               ; preds = %23, %21, %19
  %32 = landingpad { ptr, i32 }
          cleanup
  %33 = extractvalue { ptr, i32 } %32, 0
  store ptr %33, ptr %6, align 8
  %34 = extractvalue { ptr, i32 } %32, 1
  store i32 %34, ptr %7, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %4) #6
  br label %94

35:                                               ; preds = %18
  call void @llvm.lifetime.start.p0(i64 8, ptr %8) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr %9) #6
  store i32 0, ptr %9, align 4, !tbaa !5
  %36 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt3mapIixSt4lessIiESaISt4pairIKixEEEixEOi(ptr noundef nonnull align 8 dereferenceable(48) %3, ptr noundef nonnull align 4 dereferenceable(4) %9)
          to label %37 unwind label %49

37:                                               ; preds = %35
  %38 = load i64, ptr %36, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 4, ptr %10) #6
  store i32 0, ptr %10, align 4, !tbaa !5
  %39 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt3mapIixSt4lessIiESaISt4pairIKixEEEixEOi(ptr noundef nonnull align 8 dereferenceable(48) %3, ptr noundef nonnull align 4 dereferenceable(4) %10)
          to label %40 unwind label %53

40:                                               ; preds = %37
  %41 = load i64, ptr %39, align 8, !tbaa !9
  %42 = sub nsw i64 %41, 1
  %43 = mul nsw i64 %38, %42
  %44 = sdiv i64 %43, 2
  call void @llvm.lifetime.end.p0(i64 4, ptr %10) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %9) #6
  store i64 %44, ptr %8, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 4, ptr %11) #6
  store i32 1, ptr %11, align 4, !tbaa !5
  br label %45

45:                                               ; preds = %70, %40
  %46 = load i32, ptr %11, align 4, !tbaa !5
  %47 = icmp sle i32 %46, 10
  br i1 %47, label %58, label %48

48:                                               ; preds = %45
  call void @llvm.lifetime.end.p0(i64 4, ptr %11) #6
  br label %82

49:                                               ; preds = %35
  %50 = landingpad { ptr, i32 }
          cleanup
  %51 = extractvalue { ptr, i32 } %50, 0
  store ptr %51, ptr %6, align 8
  %52 = extractvalue { ptr, i32 } %50, 1
  store i32 %52, ptr %7, align 4
  br label %57

53:                                               ; preds = %37
  %54 = landingpad { ptr, i32 }
          cleanup
  %55 = extractvalue { ptr, i32 } %54, 0
  store ptr %55, ptr %6, align 8
  %56 = extractvalue { ptr, i32 } %54, 1
  store i32 %56, ptr %7, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %10) #6
  br label %57

57:                                               ; preds = %53, %49
  call void @llvm.lifetime.end.p0(i64 4, ptr %9) #6
  br label %93

58:                                               ; preds = %45
  %59 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt3mapIixSt4lessIiESaISt4pairIKixEEEixERS3_(ptr noundef nonnull align 8 dereferenceable(48) %3, ptr noundef nonnull align 4 dereferenceable(4) %11)
          to label %60 unwind label %73

60:                                               ; preds = %58
  %61 = load i64, ptr %59, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 4, ptr %12) #6
  %62 = load i32, ptr %11, align 4, !tbaa !5
  %63 = sub nsw i32 0, %62
  store i32 %63, ptr %12, align 4, !tbaa !5
  %64 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt3mapIixSt4lessIiESaISt4pairIKixEEEixEOi(ptr noundef nonnull align 8 dereferenceable(48) %3, ptr noundef nonnull align 4 dereferenceable(4) %12)
          to label %65 unwind label %77

65:                                               ; preds = %60
  %66 = load i64, ptr %64, align 8, !tbaa !9
  %67 = mul nsw i64 %61, %66
  %68 = load i64, ptr %8, align 8, !tbaa !9
  %69 = add nsw i64 %68, %67
  store i64 %69, ptr %8, align 8, !tbaa !9
  call void @llvm.lifetime.end.p0(i64 4, ptr %12) #6
  br label %70

70:                                               ; preds = %65
  %71 = load i32, ptr %11, align 4, !tbaa !5
  %72 = add nsw i32 %71, 1
  store i32 %72, ptr %11, align 4, !tbaa !5
  br label %45, !llvm.loop !13

73:                                               ; preds = %58
  %74 = landingpad { ptr, i32 }
          cleanup
  %75 = extractvalue { ptr, i32 } %74, 0
  store ptr %75, ptr %6, align 8
  %76 = extractvalue { ptr, i32 } %74, 1
  store i32 %76, ptr %7, align 4
  br label %81

77:                                               ; preds = %60
  %78 = landingpad { ptr, i32 }
          cleanup
  %79 = extractvalue { ptr, i32 } %78, 0
  store ptr %79, ptr %6, align 8
  %80 = extractvalue { ptr, i32 } %78, 1
  store i32 %80, ptr %7, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %12) #6
  br label %81

81:                                               ; preds = %77, %73
  call void @llvm.lifetime.end.p0(i64 4, ptr %11) #6
  br label %93

82:                                               ; preds = %48
  %83 = load i64, ptr %8, align 8, !tbaa !9
  %84 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEx(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i64 noundef %83)
          to label %85 unwind label %89

85:                                               ; preds = %82
  %86 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %84, ptr noundef @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %87 unwind label %89

87:                                               ; preds = %85
  store i32 0, ptr %1, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #6
  call void @_ZNSt3mapIixSt4lessIiESaISt4pairIKixEEED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %3) #6
  call void @llvm.lifetime.end.p0(i64 48, ptr %3) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #6
  %88 = load i32, ptr %1, align 4
  ret i32 %88

89:                                               ; preds = %85, %82
  %90 = landingpad { ptr, i32 }
          cleanup
  %91 = extractvalue { ptr, i32 } %90, 0
  store ptr %91, ptr %6, align 8
  %92 = extractvalue { ptr, i32 } %90, 1
  store i32 %92, ptr %7, align 4
  br label %93

93:                                               ; preds = %89, %81, %57
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #6
  br label %94

94:                                               ; preds = %93, %31
  call void @_ZNSt3mapIixSt4lessIiESaISt4pairIKixEEED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %3) #6
  call void @llvm.lifetime.end.p0(i64 48, ptr %3) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #6
  br label %95

95:                                               ; preds = %94
  %96 = load ptr, ptr %6, align 8
  %97 = load i32, ptr %7, align 4
  %98 = insertvalue { ptr, i32 } poison, ptr %96, 0
  %99 = insertvalue { ptr, i32 } %98, i32 %97, 1
  resume { ptr, i32 } %99
}

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

declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 4 dereferenceable(4)) #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt3mapIixSt4lessIiESaISt4pairIKixEEEC2Ev(ptr noundef nonnull align 8 dereferenceable(48)) unnamed_addr #3 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt3mapIixSt4lessIiESaISt4pairIKixEEEixERS3_(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 4 dereferenceable(4)) #4 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: mustprogress uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt3mapIixSt4lessIiESaISt4pairIKixEEEixEOi(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 4 dereferenceable(4)) #4 align 2

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

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) #4 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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt3mapIixSt4lessIiESaISt4pairIKixEEED2Ev(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 = { 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 = !{!10, !10, i64 0}
!10 = !{!"long long", !7, i64 0}
!11 = distinct !{!11, !12}
!12 = !{!"llvm.loop.mustprogress"}
!13 = distinct !{!13, !12}


; 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::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" }
%"class.std::map" = type { %"class.std::_Rb_tree" }
%"class.std::_Rb_tree" = type { %"struct.std::_Rb_tree<int, std::pair<const int, long long>, std::_Select1st<std::pair<const int, long long>>, std::less<int>>::_Rb_tree_impl" }
%"struct.std::_Rb_tree<int, std::pair<const int, long long>, std::_Select1st<std::pair<const int, long long>>, 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 }

@_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 personality ptr @__gxx_personality_v0 {
  %1 = alloca i32, align 4
  %2 = alloca %"class.std::map", align 8
  %3 = alloca i32, align 4
  %4 = alloca i32, align 4
  %5 = alloca i32, align 4
  %6 = alloca i32, align 4
  %7 = alloca i32, align 4
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %1) #6
  %8 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %1)
  call void @llvm.lifetime.start.p0(i64 48, ptr nonnull %2) #6
  call void @_ZNSt3mapIixSt4lessIiESaISt4pairIKixEEEC2Ev(ptr noundef nonnull align 8 dereferenceable(48) %2) #6
  %9 = load i32, ptr %1, align 4, !tbaa !5
  %10 = icmp sgt i32 %9, 0
  br i1 %10, label %.lr.ph, label %._crit_edge

._crit_edge:                                      ; preds = %18, %0
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %4) #6
  store i32 0, ptr %4, align 4, !tbaa !5
  %11 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt3mapIixSt4lessIiESaISt4pairIKixEEEixEOi(ptr noundef nonnull align 8 dereferenceable(48) %2, ptr noundef nonnull align 4 dereferenceable(4) %4)
          to label %25 unwind label %35

.lr.ph:                                           ; preds = %0, %18
  %.01120 = phi i32 [ %20, %18 ], [ 0, %0 ]
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %3) #6
  %12 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %3)
          to label %13 unwind label %23

13:                                               ; preds = %.lr.ph
  %14 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt3mapIixSt4lessIiESaISt4pairIKixEEEixERS3_(ptr noundef nonnull align 8 dereferenceable(48) %2, ptr noundef nonnull align 4 dereferenceable(4) %3)
          to label %15 unwind label %23

15:                                               ; preds = %13
  %16 = load i64, ptr %14, align 8, !tbaa !9
  %17 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt3mapIixSt4lessIiESaISt4pairIKixEEEixERS3_(ptr noundef nonnull align 8 dereferenceable(48) %2, ptr noundef nonnull align 4 dereferenceable(4) %3)
          to label %18 unwind label %23

18:                                               ; preds = %15
  %19 = add nsw i64 %16, 1
  store i64 %19, ptr %17, align 8, !tbaa !9
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %3) #6
  %20 = add nuw nsw i32 %.01120, 1
  %21 = load i32, ptr %1, align 4, !tbaa !5
  %22 = icmp slt i32 %20, %21
  br i1 %22, label %.lr.ph, label %._crit_edge, !llvm.loop !11

23:                                               ; preds = %15, %13, %.lr.ph
  %24 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %3) #6
  br label %64

25:                                               ; preds = %._crit_edge
  %26 = load i64, ptr %11, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %5) #6
  store i32 0, ptr %5, align 4, !tbaa !5
  %27 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt3mapIixSt4lessIiESaISt4pairIKixEEEixEOi(ptr noundef nonnull align 8 dereferenceable(48) %2, ptr noundef nonnull align 4 dereferenceable(4) %5)
          to label %28 unwind label %37

28:                                               ; preds = %25
  %29 = load i64, ptr %27, align 8, !tbaa !9
  %30 = add nsw i64 %29, -1
  %31 = mul nsw i64 %30, %26
  %32 = sdiv i64 %31, 2
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %5) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %4) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %6) #6
  store i32 1, ptr %6, align 4, !tbaa !5
  br label %40

33:                                               ; preds = %47
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %6) #6
  %34 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEx(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i64 noundef %50)
          to label %59 unwind label %62

35:                                               ; preds = %._crit_edge
  %36 = landingpad { ptr, i32 }
          cleanup
  br label %39

37:                                               ; preds = %25
  %38 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %5) #6
  br label %39

39:                                               ; preds = %37, %35
  %.pn = phi { ptr, i32 } [ %38, %37 ], [ %36, %35 ]
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %4) #6
  br label %64

40:                                               ; preds = %28, %47
  %.021 = phi i64 [ %32, %28 ], [ %50, %47 ]
  %41 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt3mapIixSt4lessIiESaISt4pairIKixEEEixERS3_(ptr noundef nonnull align 8 dereferenceable(48) %2, ptr noundef nonnull align 4 dereferenceable(4) %6)
          to label %42 unwind label %54

42:                                               ; preds = %40
  %43 = load i64, ptr %41, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %7) #6
  %44 = load i32, ptr %6, align 4, !tbaa !5
  %45 = sub nsw i32 0, %44
  store i32 %45, ptr %7, align 4, !tbaa !5
  %46 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt3mapIixSt4lessIiESaISt4pairIKixEEEixEOi(ptr noundef nonnull align 8 dereferenceable(48) %2, ptr noundef nonnull align 4 dereferenceable(4) %7)
          to label %47 unwind label %56

47:                                               ; preds = %42
  %48 = load i64, ptr %46, align 8, !tbaa !9
  %49 = mul nsw i64 %48, %43
  %50 = add nsw i64 %49, %.021
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %7) #6
  %51 = load i32, ptr %6, align 4, !tbaa !5
  %52 = add nsw i32 %51, 1
  store i32 %52, ptr %6, align 4, !tbaa !5
  %53 = icmp slt i32 %51, 10
  br i1 %53, label %40, label %33, !llvm.loop !13

54:                                               ; preds = %40
  %55 = landingpad { ptr, i32 }
          cleanup
  br label %58

56:                                               ; preds = %42
  %57 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %7) #6
  br label %58

58:                                               ; preds = %56, %54
  %.pn13 = phi { ptr, i32 } [ %57, %56 ], [ %55, %54 ]
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %6) #6
  br label %64

59:                                               ; preds = %33
  %60 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %34, ptr noundef nonnull @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %61 unwind label %62

61:                                               ; preds = %59
  call void @_ZNSt3mapIixSt4lessIiESaISt4pairIKixEEED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %2) #6
  call void @llvm.lifetime.end.p0(i64 48, ptr nonnull %2) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %1) #6
  ret i32 0

62:                                               ; preds = %59, %33
  %63 = landingpad { ptr, i32 }
          cleanup
  br label %64

64:                                               ; preds = %39, %58, %62, %23
  %.pn16 = phi { ptr, i32 } [ %24, %23 ], [ %.pn13, %58 ], [ %63, %62 ], [ %.pn, %39 ]
  call void @_ZNSt3mapIixSt4lessIiESaISt4pairIKixEEED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %2) #6
  call void @llvm.lifetime.end.p0(i64 48, ptr nonnull %2) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %1) #6
  resume { ptr, i32 } %.pn16
}

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

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 #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt3mapIixSt4lessIiESaISt4pairIKixEEEC2Ev(ptr noundef nonnull align 8 dereferenceable(48)) unnamed_addr #3 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt3mapIixSt4lessIiESaISt4pairIKixEEEixERS3_(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 4 dereferenceable(4)) local_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: mustprogress uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt3mapIixSt4lessIiESaISt4pairIKixEEEixEOi(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #4 align 2

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

; 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 #4 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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt3mapIixSt4lessIiESaISt4pairIKixEEED2Ev(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 = { "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 = { 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 = !{!10, !10, i64 0}
!10 = !{!"long long", !7, i64 0}
!11 = distinct !{!11, !12}
!12 = !{!"llvm.loop.mustprogress"}
!13 = distinct !{!13, !12}


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