; LLVM IR from DionysiosB/CodeForces :: 1600-1699 (1679B-StoneAgeProblem)

; 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<long long, long long, std::_Identity<long long>, std::less<long long>>::_Rb_tree_impl" }
%"struct.std::_Rb_tree<long long, long long, std::_Identity<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 }
%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<long long, std::allocator<long long>>::_Vector_impl" }
%"struct.std::_Vector_base<long long, std::allocator<long long>>::_Vector_impl" = type { %"struct.std::_Vector_base<long long, std::allocator<long long>>::_Vector_impl_data" }
%"struct.std::_Vector_base<long long, std::allocator<long long>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::allocator.0" = type { i8 }
%"struct.std::pair" = type <{ %"struct.std::_Rb_tree_const_iterator", i8, [7 x i8] }>
%"struct.std::_Rb_tree_const_iterator" = type { ptr }

@.str = external hidden unnamed_addr constant [10 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [5 x i8], align 1
@.str.2 = 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 i64, align 8
  %4 = alloca i64, align 8
  %5 = alloca i64, align 8
  %6 = alloca %"class.std::set", align 8
  %7 = alloca %"class.std::vector", align 8
  %8 = alloca %"class.std::allocator.0", align 1
  %9 = alloca ptr, align 8
  %10 = alloca i32, align 4
  %11 = alloca i64, align 8
  %12 = alloca %"struct.std::pair", align 8
  %13 = alloca i64, align 8
  %14 = alloca i64, align 8
  %15 = alloca i64, align 8
  %16 = alloca i64, align 8
  %17 = alloca %"struct.std::pair", align 8
  %18 = alloca i64, align 8
  store i32 0, ptr %1, align 4
  call void @llvm.lifetime.start.p0(i64 8, ptr %2) #5
  call void @llvm.lifetime.start.p0(i64 8, ptr %3) #5
  %19 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str, ptr noundef %2, ptr noundef %3)
  call void @llvm.lifetime.start.p0(i64 8, ptr %4) #5
  store i64 0, ptr %4, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %5) #5
  store i64 -1, ptr %5, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 48, ptr %6) #5
  call void @_ZNSt3setIxSt4lessIxESaIxEEC2Ev(ptr noundef nonnull align 8 dereferenceable(48) %6) #5
  call void @llvm.lifetime.start.p0(i64 24, ptr %7) #5
  %20 = load i64, ptr %2, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 1, ptr %8) #5
  call void @_ZNSaIxEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %8) #5
  invoke void @_ZNSt6vectorIxSaIxEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %7, i64 noundef %20, ptr noundef nonnull align 1 dereferenceable(1) %8)
          to label %21 unwind label %27

21:                                               ; preds = %0
  call void @_ZNSt15__new_allocatorIxED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %8) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr %8) #5
  call void @llvm.lifetime.start.p0(i64 8, ptr %11) #5
  store i64 0, ptr %11, align 8, !tbaa !5
  br label %22

22:                                               ; preds = %47, %21
  %23 = load i64, ptr %11, align 8, !tbaa !5
  %24 = load i64, ptr %2, align 8, !tbaa !5
  %25 = icmp slt i64 %23, %24
  br i1 %25, label %31, label %26

26:                                               ; preds = %22
  call void @llvm.lifetime.end.p0(i64 8, ptr %11) #5
  br label %54

27:                                               ; preds = %0
  %28 = landingpad { ptr, i32 }
          cleanup
  %29 = extractvalue { ptr, i32 } %28, 0
  store ptr %29, ptr %9, align 8
  %30 = extractvalue { ptr, i32 } %28, 1
  store i32 %30, ptr %10, align 4
  call void @_ZNSt15__new_allocatorIxED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %8) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr %8) #5
  br label %128

31:                                               ; preds = %22
  %32 = load i64, ptr %11, align 8, !tbaa !5
  %33 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %7, i64 noundef %32) #5
  %34 = invoke i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str.1, ptr noundef %33)
          to label %35 unwind label %50

35:                                               ; preds = %31
  %36 = load i64, ptr %11, align 8, !tbaa !5
  %37 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %7, i64 noundef %36) #5
  %38 = load i64, ptr %37, align 8, !tbaa !5
  %39 = load i64, ptr %4, align 8, !tbaa !5
  %40 = add nsw i64 %39, %38
  store i64 %40, ptr %4, align 8, !tbaa !5
  %41 = invoke { ptr, i8 } @_ZNSt3setIxSt4lessIxESaIxEE6insertERKx(ptr noundef nonnull align 8 dereferenceable(48) %6, ptr noundef nonnull align 8 dereferenceable(8) %11)
          to label %42 unwind label %50

42:                                               ; preds = %35
  %43 = getelementptr inbounds { ptr, i8 }, ptr %12, i32 0, i32 0
  %44 = extractvalue { ptr, i8 } %41, 0
  store ptr %44, ptr %43, align 8
  %45 = getelementptr inbounds { ptr, i8 }, ptr %12, i32 0, i32 1
  %46 = extractvalue { ptr, i8 } %41, 1
  store i8 %46, ptr %45, align 8
  br label %47

47:                                               ; preds = %42
  %48 = load i64, ptr %11, align 8, !tbaa !5
  %49 = add nsw i64 %48, 1
  store i64 %49, ptr %11, align 8, !tbaa !5
  br label %22, !llvm.loop !9

50:                                               ; preds = %35, %31
  %51 = landingpad { ptr, i32 }
          cleanup
  %52 = extractvalue { ptr, i32 } %51, 0
  store ptr %52, ptr %9, align 8
  %53 = extractvalue { ptr, i32 } %51, 1
  store i32 %53, ptr %10, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %11) #5
  br label %127

54:                                               ; preds = %26
  call void @llvm.lifetime.start.p0(i64 8, ptr %13) #5
  store i64 0, ptr %13, align 8, !tbaa !5
  br label %55

55:                                               ; preds = %121, %54
  %56 = load i64, ptr %13, align 8, !tbaa !5
  %57 = load i64, ptr %3, align 8, !tbaa !5
  %58 = icmp slt i64 %56, %57
  br i1 %58, label %60, label %59

59:                                               ; preds = %55
  call void @llvm.lifetime.end.p0(i64 8, ptr %13) #5
  br label %125

60:                                               ; preds = %55
  call void @llvm.lifetime.start.p0(i64 8, ptr %14) #5
  %61 = invoke i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str.1, ptr noundef %14)
          to label %62 unwind label %94

62:                                               ; preds = %60
  %63 = load i64, ptr %14, align 8, !tbaa !5
  %64 = icmp eq i64 %63, 1
  br i1 %64, label %65, label %102

65:                                               ; preds = %62
  call void @llvm.lifetime.start.p0(i64 8, ptr %15) #5
  call void @llvm.lifetime.start.p0(i64 8, ptr %16) #5
  %66 = invoke i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str, ptr noundef %15, ptr noundef %16)
          to label %67 unwind label %98

67:                                               ; preds = %65
  %68 = load i64, ptr %15, align 8, !tbaa !5
  %69 = add nsw i64 %68, -1
  store i64 %69, ptr %15, align 8, !tbaa !5
  %70 = load i64, ptr %16, align 8, !tbaa !5
  %71 = invoke noundef i64 @_ZNKSt3setIxSt4lessIxESaIxEE5countERKx(ptr noundef nonnull align 8 dereferenceable(48) %6, ptr noundef nonnull align 8 dereferenceable(8) %15)
          to label %72 unwind label %98

72:                                               ; preds = %67
  %73 = icmp ne i64 %71, 0
  br i1 %73, label %74, label %78

74:                                               ; preds = %72
  %75 = load i64, ptr %15, align 8, !tbaa !5
  %76 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %7, i64 noundef %75) #5
  %77 = load i64, ptr %76, align 8, !tbaa !5
  br label %80

78:                                               ; preds = %72
  %79 = load i64, ptr %5, align 8, !tbaa !5
  br label %80

80:                                               ; preds = %78, %74
  %81 = phi i64 [ %77, %74 ], [ %79, %78 ]
  %82 = sub nsw i64 %70, %81
  %83 = load i64, ptr %4, align 8, !tbaa !5
  %84 = add nsw i64 %83, %82
  store i64 %84, ptr %4, align 8, !tbaa !5
  %85 = load i64, ptr %16, align 8, !tbaa !5
  %86 = load i64, ptr %15, align 8, !tbaa !5
  %87 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %7, i64 noundef %86) #5
  store i64 %85, ptr %87, align 8, !tbaa !5
  %88 = invoke { ptr, i8 } @_ZNSt3setIxSt4lessIxESaIxEE6insertERKx(ptr noundef nonnull align 8 dereferenceable(48) %6, ptr noundef nonnull align 8 dereferenceable(8) %15)
          to label %89 unwind label %98

89:                                               ; preds = %80
  %90 = getelementptr inbounds { ptr, i8 }, ptr %17, i32 0, i32 0
  %91 = extractvalue { ptr, i8 } %88, 0
  store ptr %91, ptr %90, align 8
  %92 = getelementptr inbounds { ptr, i8 }, ptr %17, i32 0, i32 1
  %93 = extractvalue { ptr, i8 } %88, 1
  store i8 %93, ptr %92, align 8
  call void @llvm.lifetime.end.p0(i64 8, ptr %16) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %15) #5
  br label %117

94:                                               ; preds = %117, %60
  %95 = landingpad { ptr, i32 }
          cleanup
  %96 = extractvalue { ptr, i32 } %95, 0
  store ptr %96, ptr %9, align 8
  %97 = extractvalue { ptr, i32 } %95, 1
  store i32 %97, ptr %10, align 4
  br label %124

98:                                               ; preds = %80, %67, %65
  %99 = landingpad { ptr, i32 }
          cleanup
  %100 = extractvalue { ptr, i32 } %99, 0
  store ptr %100, ptr %9, align 8
  %101 = extractvalue { ptr, i32 } %99, 1
  store i32 %101, ptr %10, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %16) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %15) #5
  br label %124

102:                                              ; preds = %62
  %103 = load i64, ptr %14, align 8, !tbaa !5
  %104 = icmp eq i64 %103, 2
  br i1 %104, label %105, label %116

105:                                              ; preds = %102
  call void @llvm.lifetime.start.p0(i64 8, ptr %18) #5
  %106 = invoke i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str.1, ptr noundef %18)
          to label %107 unwind label %112

107:                                              ; preds = %105
  %108 = load i64, ptr %18, align 8, !tbaa !5
  store i64 %108, ptr %5, align 8, !tbaa !5
  call void @_ZNSt3setIxSt4lessIxESaIxEE5clearEv(ptr noundef nonnull align 8 dereferenceable(48) %6) #5
  %109 = load i64, ptr %2, align 8, !tbaa !5
  %110 = load i64, ptr %18, align 8, !tbaa !5
  %111 = mul nsw i64 %109, %110
  store i64 %111, ptr %4, align 8, !tbaa !5
  call void @llvm.lifetime.end.p0(i64 8, ptr %18) #5
  br label %116

112:                                              ; preds = %105
  %113 = landingpad { ptr, i32 }
          cleanup
  %114 = extractvalue { ptr, i32 } %113, 0
  store ptr %114, ptr %9, align 8
  %115 = extractvalue { ptr, i32 } %113, 1
  store i32 %115, ptr %10, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %18) #5
  br label %124

116:                                              ; preds = %107, %102
  br label %117

117:                                              ; preds = %116, %89
  %118 = load i64, ptr %4, align 8, !tbaa !5
  %119 = invoke i32 (ptr, ...) @printf(ptr noundef @.str.2, i64 noundef %118)
          to label %120 unwind label %94

120:                                              ; preds = %117
  call void @llvm.lifetime.end.p0(i64 8, ptr %14) #5
  br label %121

121:                                              ; preds = %120
  %122 = load i64, ptr %13, align 8, !tbaa !5
  %123 = add nsw i64 %122, 1
  store i64 %123, ptr %13, align 8, !tbaa !5
  br label %55, !llvm.loop !11

124:                                              ; preds = %112, %98, %94
  call void @llvm.lifetime.end.p0(i64 8, ptr %14) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %13) #5
  br label %127

125:                                              ; preds = %59
  call void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %7) #5
  call void @llvm.lifetime.end.p0(i64 24, ptr %7) #5
  call void @_ZNSt3setIxSt4lessIxESaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %6) #5
  call void @llvm.lifetime.end.p0(i64 48, ptr %6) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %4) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %3) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %2) #5
  %126 = load i32, ptr %1, align 4
  ret i32 %126

127:                                              ; preds = %124, %50
  call void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %7) #5
  br label %128

128:                                              ; preds = %127, %27
  call void @llvm.lifetime.end.p0(i64 24, ptr %7) #5
  call void @_ZNSt3setIxSt4lessIxESaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %6) #5
  call void @llvm.lifetime.end.p0(i64 48, ptr %6) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %4) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %3) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %2) #5
  br label %129

129:                                              ; preds = %128
  %130 = load ptr, ptr %9, align 8
  %131 = load i32, ptr %10, align 4
  %132 = insertvalue { ptr, i32 } poison, ptr %130, 0
  %133 = insertvalue { ptr, i32 } %132, i32 %131, 1
  resume { ptr, i32 } %133
}

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

declare i32 @__isoc99_scanf(ptr noundef, ...) #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt3setIxSt4lessIxESaIxEEC2Ev(ptr noundef nonnull align 8 dereferenceable(48)) unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaIxEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIxSaIxEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #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 noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local { ptr, i8 } @_ZNSt3setIxSt4lessIxESaIxEE6insertERKx(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 8 dereferenceable(8)) #4 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef i64 @_ZNKSt3setIxSt4lessIxESaIxEE5countERKx(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 8 dereferenceable(8)) #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt3setIxSt4lessIxESaIxEE5clearEv(ptr noundef nonnull align 8 dereferenceable(48)) #3 align 2

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt3setIxSt4lessIxESaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(48)) unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIxED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) 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}


; 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<long long, long long, std::_Identity<long long>, std::less<long long>>::_Rb_tree_impl" }
%"struct.std::_Rb_tree<long long, long long, std::_Identity<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 }
%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<long long, std::allocator<long long>>::_Vector_impl" }
%"struct.std::_Vector_base<long long, std::allocator<long long>>::_Vector_impl" = type { %"struct.std::_Vector_base<long long, std::allocator<long long>>::_Vector_impl_data" }
%"struct.std::_Vector_base<long long, std::allocator<long long>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::allocator.0" = type { i8 }

@.str = external hidden unnamed_addr constant [10 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [5 x i8], align 1
@.str.2 = 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 i64, align 8
  %3 = alloca %"class.std::set", align 8
  %4 = alloca %"class.std::vector", align 8
  %5 = alloca %"class.std::allocator.0", align 1
  %6 = alloca i64, align 8
  %7 = alloca i64, align 8
  %8 = alloca i64, align 8
  %9 = alloca i64, align 8
  %10 = alloca i64, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %1) #5
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %2) #5
  %11 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str, ptr noundef nonnull %1, ptr noundef nonnull %2)
  call void @llvm.lifetime.start.p0(i64 48, ptr nonnull %3) #5
  call void @_ZNSt3setIxSt4lessIxESaIxEEC2Ev(ptr noundef nonnull align 8 dereferenceable(48) %3) #5
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %4) #5
  %12 = load i64, ptr %1, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %5) #5
  call void @_ZNSaIxEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %5) #5
  invoke void @_ZNSt6vectorIxSaIxEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %4, i64 noundef %12, ptr noundef nonnull align 1 dereferenceable(1) %5)
          to label %13 unwind label %18

13:                                               ; preds = %0
  call void @_ZNSt15__new_allocatorIxED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %5) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %5) #5
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %6) #5
  store i64 0, ptr %6, align 8, !tbaa !5
  %14 = load i64, ptr %1, align 8, !tbaa !5
  %15 = icmp sgt i64 %14, 0
  br i1 %15, label %.lr.ph, label %._crit_edge

._crit_edge:                                      ; preds = %26, %13
  %.0.lcssa = phi i64 [ 0, %13 ], [ %27, %26 ]
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %6) #5
  %16 = load i64, ptr %2, align 8, !tbaa !5
  %17 = icmp sgt i64 %16, 0
  br i1 %17, label %.lr.ph28, label %._crit_edge29

18:                                               ; preds = %0
  %19 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt15__new_allocatorIxED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %5) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %5) #5
  br label %70

.lr.ph:                                           ; preds = %13, %26
  %.023 = phi i64 [ %27, %26 ], [ 0, %13 ]
  %storemerge22 = phi i64 [ %29, %26 ], [ 0, %13 ]
  %20 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %4, i64 noundef %storemerge22) #5
  %21 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str.1, ptr noundef nonnull %20)
  %22 = load i64, ptr %6, align 8, !tbaa !5
  %23 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %4, i64 noundef %22) #5
  %24 = load i64, ptr %23, align 8, !tbaa !5
  %25 = invoke { ptr, i8 } @_ZNSt3setIxSt4lessIxESaIxEE6insertERKx(ptr noundef nonnull align 8 dereferenceable(48) %3, ptr noundef nonnull align 8 dereferenceable(8) %6)
          to label %26 unwind label %32

26:                                               ; preds = %.lr.ph
  %27 = add nsw i64 %24, %.023
  %28 = load i64, ptr %6, align 8, !tbaa !5
  %29 = add nsw i64 %28, 1
  store i64 %29, ptr %6, align 8, !tbaa !5
  %30 = load i64, ptr %1, align 8, !tbaa !5
  %31 = icmp slt i64 %29, %30
  br i1 %31, label %.lr.ph, label %._crit_edge, !llvm.loop !9

32:                                               ; preds = %.lr.ph
  %33 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %6) #5
  br label %69

._crit_edge29:                                    ; preds = %64, %._crit_edge
  call void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %4) #5
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %4) #5
  call void @_ZNSt3setIxSt4lessIxESaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %3) #5
  call void @llvm.lifetime.end.p0(i64 48, ptr nonnull %3) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %2) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %1) #5
  ret i32 0

.lr.ph28:                                         ; preds = %._crit_edge, %64
  %.126 = phi i64 [ %.2, %64 ], [ %.0.lcssa, %._crit_edge ]
  %.01025 = phi i64 [ %.111, %64 ], [ -1, %._crit_edge ]
  %.01224 = phi i64 [ %66, %64 ], [ 0, %._crit_edge ]
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %7) #5
  %34 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str.1, ptr noundef nonnull %7)
  %35 = load i64, ptr %7, align 8, !tbaa !5
  switch i64 %35, label %64 [
    i64 1, label %36
    i64 2, label %58
  ]

36:                                               ; preds = %.lr.ph28
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %8) #5
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %9) #5
  %37 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str, ptr noundef nonnull %8, ptr noundef nonnull %9)
  %38 = load i64, ptr %8, align 8, !tbaa !5
  %39 = add nsw i64 %38, -1
  store i64 %39, ptr %8, align 8, !tbaa !5
  %40 = load i64, ptr %9, align 8, !tbaa !5
  %41 = invoke noundef i64 @_ZNKSt3setIxSt4lessIxESaIxEE5countERKx(ptr noundef nonnull align 8 dereferenceable(48) %3, ptr noundef nonnull align 8 dereferenceable(8) %8)
          to label %42 unwind label %56

42:                                               ; preds = %36
  %.not = icmp eq i64 %41, 0
  br i1 %.not, label %47, label %43

43:                                               ; preds = %42
  %44 = load i64, ptr %8, align 8, !tbaa !5
  %45 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %4, i64 noundef %44) #5
  %46 = load i64, ptr %45, align 8, !tbaa !5
  br label %47

47:                                               ; preds = %42, %43
  %48 = phi i64 [ %46, %43 ], [ %.01025, %42 ]
  %49 = load i64, ptr %9, align 8, !tbaa !5
  %50 = load i64, ptr %8, align 8, !tbaa !5
  %51 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %4, i64 noundef %50) #5
  store i64 %49, ptr %51, align 8, !tbaa !5
  %52 = invoke { ptr, i8 } @_ZNSt3setIxSt4lessIxESaIxEE6insertERKx(ptr noundef nonnull align 8 dereferenceable(48) %3, ptr noundef nonnull align 8 dereferenceable(8) %8)
          to label %53 unwind label %56

53:                                               ; preds = %47
  %54 = add i64 %40, %.126
  %55 = sub i64 %54, %48
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %9) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %8) #5
  br label %64

56:                                               ; preds = %47, %36
  %57 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %9) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %8) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %7) #5
  br label %69

58:                                               ; preds = %.lr.ph28
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %10) #5
  %59 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str.1, ptr noundef nonnull %10)
  %60 = load i64, ptr %10, align 8, !tbaa !5
  call void @_ZNSt3setIxSt4lessIxESaIxEE5clearEv(ptr noundef nonnull align 8 dereferenceable(48) %3) #5
  %61 = load i64, ptr %1, align 8, !tbaa !5
  %62 = load i64, ptr %10, align 8, !tbaa !5
  %63 = mul nsw i64 %62, %61
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %10) #5
  br label %64

64:                                               ; preds = %.lr.ph28, %58, %53
  %.111 = phi i64 [ %.01025, %53 ], [ %60, %58 ], [ %.01025, %.lr.ph28 ]
  %.2 = phi i64 [ %55, %53 ], [ %63, %58 ], [ %.126, %.lr.ph28 ]
  %65 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.2, i64 noundef %.2)
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %7) #5
  %66 = add nuw nsw i64 %.01224, 1
  %67 = load i64, ptr %2, align 8, !tbaa !5
  %68 = icmp slt i64 %66, %67
  br i1 %68, label %.lr.ph28, label %._crit_edge29, !llvm.loop !11

69:                                               ; preds = %56, %32
  %.pn = phi { ptr, i32 } [ %33, %32 ], [ %57, %56 ]
  call void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %4) #5
  br label %70

70:                                               ; preds = %69, %18
  %.pn.pn = phi { ptr, i32 } [ %.pn, %69 ], [ %19, %18 ]
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %4) #5
  call void @_ZNSt3setIxSt4lessIxESaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %3) #5
  call void @llvm.lifetime.end.p0(i64 48, ptr nonnull %3) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %2) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %1) #5
  resume { ptr, i32 } %.pn.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 @_ZNSt3setIxSt4lessIxESaIxEEC2Ev(ptr noundef nonnull align 8 dereferenceable(48)) unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaIxEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIxSaIxEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 1 dereferenceable(1)) 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 noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local { ptr, i8 } @_ZNSt3setIxSt4lessIxESaIxEE6insertERKx(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #4 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef i64 @_ZNKSt3setIxSt4lessIxESaIxEE5countERKx(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt3setIxSt4lessIxESaIxEE5clearEv(ptr noundef nonnull align 8 dereferenceable(48)) 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 @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt3setIxSt4lessIxESaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(48)) unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIxED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) 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}


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