; LLVM IR from xirc/cp-algorithm :: codeforces/1398/1398A (main)

; 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::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl" }
%"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl" = type { %"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl_data" }
%"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::tuple" = type { %"struct.std::_Tuple_impl" }
%"struct.std::_Tuple_impl" = type { %"struct.std::_Tuple_impl.0", %"struct.std::_Head_base.3" }
%"struct.std::_Tuple_impl.0" = type { %"struct.std::_Tuple_impl.1", %"struct.std::_Head_base.2" }
%"struct.std::_Tuple_impl.1" = type { %"struct.std::_Head_base" }
%"struct.std::_Head_base" = type { i32 }
%"struct.std::_Head_base.2" = type { i32 }
%"struct.std::_Head_base.3" = type { i32 }

@_ZSt3cin = external global %"class.std::basic_istream", align 8
@_ZSt4cout = external global %"class.std::basic_ostream", align 8
@.str = external hidden unnamed_addr constant [2 x i8], align 1

; Function Attrs: mustprogress uwtable
declare dso_local noundef zeroext i1 @_Z5solveRKSt6vectorIiSaIiEERSt5tupleIJiiiEE(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 4 dereferenceable(12)) #0

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

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

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() #2 personality ptr @__gxx_personality_v0 {
  %1 = alloca i32, align 4
  %2 = alloca i32, align 4
  %3 = alloca i32, align 4
  %4 = alloca %"class.std::vector", align 8
  %5 = alloca ptr, align 8
  %6 = alloca i32, align 4
  %7 = alloca i32, align 4
  %8 = alloca i32, align 4
  %9 = alloca i32, align 4
  %10 = alloca i32, align 4
  %11 = alloca %"class.std::tuple", align 4
  %12 = alloca i8, align 1
  store i32 0, ptr %1, align 4
  %13 = call noundef zeroext i1 @_ZNSt8ios_base15sync_with_stdioEb(i1 noundef zeroext false)
  %14 = load ptr, ptr @_ZSt3cin, align 8, !tbaa !5
  %15 = getelementptr i8, ptr %14, i64 -24
  %16 = load i64, ptr %15, align 8
  %17 = getelementptr inbounds i8, ptr @_ZSt3cin, i64 %16
  %18 = call noundef ptr @_ZNSt9basic_iosIcSt11char_traitsIcEE3tieEPSo(ptr noundef nonnull align 8 dereferenceable(264) %17, ptr noundef null)
  %19 = load ptr, ptr @_ZSt4cout, align 8, !tbaa !5
  %20 = getelementptr i8, ptr %19, i64 -24
  %21 = load i64, ptr %20, align 8
  %22 = getelementptr inbounds i8, ptr @_ZSt4cout, i64 %21
  %23 = call noundef ptr @_ZNSt9basic_iosIcSt11char_traitsIcEE3tieEPSo(ptr noundef nonnull align 8 dereferenceable(264) %22, ptr noundef null)
  call void @llvm.lifetime.start.p0(i64 4, ptr %2) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr %3) #6
  call void @llvm.lifetime.start.p0(i64 24, ptr %4) #6
  call void @_ZNSt6vectorIiSaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %4) #6
  %24 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %2)
          to label %25 unwind label %31

25:                                               ; preds = %0
  call void @llvm.lifetime.start.p0(i64 4, ptr %7) #6
  store i32 0, ptr %7, align 4, !tbaa !8
  br label %26

26:                                               ; preds = %105, %25
  %27 = load i32, ptr %7, align 4, !tbaa !8
  %28 = load i32, ptr %2, align 4, !tbaa !8
  %29 = icmp slt i32 %27, %28
  br i1 %29, label %35, label %30

30:                                               ; preds = %26
  store i32 2, ptr %8, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #6
  br label %109

31:                                               ; preds = %0
  %32 = landingpad { ptr, i32 }
          cleanup
  %33 = extractvalue { ptr, i32 } %32, 0
  store ptr %33, ptr %5, align 8
  %34 = extractvalue { ptr, i32 } %32, 1
  store i32 %34, ptr %6, align 4
  br label %111

35:                                               ; preds = %26
  %36 = 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 %37 unwind label %46

37:                                               ; preds = %35
  %38 = load i32, ptr %3, align 4, !tbaa !8
  %39 = sext i32 %38 to i64
  call void @llvm.lifetime.start.p0(i64 4, ptr %9) #6
  store i32 0, ptr %9, align 4, !tbaa !8
  invoke void @_ZNSt6vectorIiSaIiEE6assignEmRKi(ptr noundef nonnull align 8 dereferenceable(24) %4, i64 noundef %39, ptr noundef nonnull align 4 dereferenceable(4) %9)
          to label %40 unwind label %50

40:                                               ; preds = %37
  call void @llvm.lifetime.end.p0(i64 4, ptr %9) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr %10) #6
  store i32 0, ptr %10, align 4, !tbaa !8
  br label %41

41:                                               ; preds = %60, %40
  %42 = load i32, ptr %10, align 4, !tbaa !8
  %43 = load i32, ptr %3, align 4, !tbaa !8
  %44 = icmp slt i32 %42, %43
  br i1 %44, label %54, label %45

45:                                               ; preds = %41
  store i32 5, ptr %8, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %10) #6
  br label %67

46:                                               ; preds = %35
  %47 = landingpad { ptr, i32 }
          cleanup
  %48 = extractvalue { ptr, i32 } %47, 0
  store ptr %48, ptr %5, align 8
  %49 = extractvalue { ptr, i32 } %47, 1
  store i32 %49, ptr %6, align 4
  br label %108

50:                                               ; preds = %37
  %51 = landingpad { ptr, i32 }
          cleanup
  %52 = extractvalue { ptr, i32 } %51, 0
  store ptr %52, ptr %5, align 8
  %53 = extractvalue { ptr, i32 } %51, 1
  store i32 %53, ptr %6, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %9) #6
  br label %108

54:                                               ; preds = %41
  %55 = load i32, ptr %10, align 4, !tbaa !8
  %56 = sext i32 %55 to i64
  %57 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %4, i64 noundef %56) #6
  %58 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %57)
          to label %59 unwind label %63

59:                                               ; preds = %54
  br label %60

60:                                               ; preds = %59
  %61 = load i32, ptr %10, align 4, !tbaa !8
  %62 = add nsw i32 %61, 1
  store i32 %62, ptr %10, align 4, !tbaa !8
  br label %41, !llvm.loop !11

63:                                               ; preds = %54
  %64 = landingpad { ptr, i32 }
          cleanup
  %65 = extractvalue { ptr, i32 } %64, 0
  store ptr %65, ptr %5, align 8
  %66 = extractvalue { ptr, i32 } %64, 1
  store i32 %66, ptr %6, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %10) #6
  br label %108

67:                                               ; preds = %45
  call void @llvm.lifetime.start.p0(i64 12, ptr %11) #6
  call void @_ZNSt5tupleIJiiiEEC2IvTnNSt9enable_ifIXclsr4_TCCIXsr7is_voidIT_EE5valueEEE37__is_implicitly_default_constructibleEEbE4typeELb1EEEv(ptr noundef nonnull align 4 dereferenceable(12) %11) #6
  call void @llvm.lifetime.start.p0(i64 1, ptr %12) #6
  %68 = invoke noundef zeroext i1 @_Z5solveRKSt6vectorIiSaIiEERSt5tupleIJiiiEE(ptr noundef nonnull align 8 dereferenceable(24) %4, ptr noundef nonnull align 4 dereferenceable(12) %11)
          to label %69 unwind label %95

69:                                               ; preds = %67
  %70 = zext i1 %68 to i8
  store i8 %70, ptr %12, align 1, !tbaa !13
  %71 = load i8, ptr %12, align 1, !tbaa !13, !range !15, !noundef !16
  %72 = trunc i8 %71 to i1
  br i1 %72, label %73, label %99

73:                                               ; preds = %69
  %74 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3getILm0EJiiiEERNSt13tuple_elementIXT_ESt5tupleIJDpT0_EEE4typeERS4_(ptr noundef nonnull align 4 dereferenceable(12) %11) #6
  %75 = load i32, ptr %74, align 4, !tbaa !8
  %76 = add nsw i32 %75, 1
  %77 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef %76)
          to label %78 unwind label %95

78:                                               ; preds = %73
  %79 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %77, ptr noundef @.str)
          to label %80 unwind label %95

80:                                               ; preds = %78
  %81 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3getILm1EJiiiEERNSt13tuple_elementIXT_ESt5tupleIJDpT0_EEE4typeERS4_(ptr noundef nonnull align 4 dereferenceable(12) %11) #6
  %82 = load i32, ptr %81, align 4, !tbaa !8
  %83 = add nsw i32 %82, 1
  %84 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) %79, i32 noundef %83)
          to label %85 unwind label %95

85:                                               ; preds = %80
  %86 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %84, ptr noundef @.str)
          to label %87 unwind label %95

87:                                               ; preds = %85
  %88 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3getILm2EJiiiEERNSt13tuple_elementIXT_ESt5tupleIJDpT0_EEE4typeERS4_(ptr noundef nonnull align 4 dereferenceable(12) %11) #6
  %89 = load i32, ptr %88, align 4, !tbaa !8
  %90 = add nsw i32 %89, 1
  %91 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) %86, i32 noundef %90)
          to label %92 unwind label %95

92:                                               ; preds = %87
  %93 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %91, ptr noundef @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %94 unwind label %95

94:                                               ; preds = %92
  br label %104

95:                                               ; preds = %101, %99, %92, %87, %85, %80, %78, %73, %67
  %96 = landingpad { ptr, i32 }
          cleanup
  %97 = extractvalue { ptr, i32 } %96, 0
  store ptr %97, ptr %5, align 8
  %98 = extractvalue { ptr, i32 } %96, 1
  store i32 %98, ptr %6, align 4
  call void @llvm.lifetime.end.p0(i64 1, ptr %12) #6
  call void @llvm.lifetime.end.p0(i64 12, ptr %11) #6
  br label %108

99:                                               ; preds = %69
  %100 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef -1)
          to label %101 unwind label %95

101:                                              ; preds = %99
  %102 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %100, ptr noundef @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %103 unwind label %95

103:                                              ; preds = %101
  br label %104

104:                                              ; preds = %103, %94
  call void @llvm.lifetime.end.p0(i64 1, ptr %12) #6
  call void @llvm.lifetime.end.p0(i64 12, ptr %11) #6
  br label %105

105:                                              ; preds = %104
  %106 = load i32, ptr %7, align 4, !tbaa !8
  %107 = add nsw i32 %106, 1
  store i32 %107, ptr %7, align 4, !tbaa !8
  br label %26, !llvm.loop !17

108:                                              ; preds = %95, %63, %50, %46
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #6
  br label %111

109:                                              ; preds = %30
  store i32 0, ptr %1, align 4
  store i32 1, ptr %8, align 4
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %4) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr %4) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #6
  %110 = load i32, ptr %1, align 4
  ret i32 %110

111:                                              ; preds = %108, %31
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %4) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr %4) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #6
  br label %112

112:                                              ; preds = %111
  %113 = load ptr, ptr %5, align 8
  %114 = load i32, ptr %6, align 4
  %115 = insertvalue { ptr, i32 } poison, ptr %113, 0
  %116 = insertvalue { ptr, i32 } %115, i32 %114, 1
  resume { ptr, i32 } %116
}

declare noundef zeroext i1 @_ZNSt8ios_base15sync_with_stdioEb(i1 noundef zeroext) #3

; Function Attrs: mustprogress nounwind uwtable
declare noundef ptr @_ZNSt9basic_iosIcSt11char_traitsIcEE3tieEPSo(ptr noundef nonnull align 8 dereferenceable(264), ptr noundef) #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #4 align 2

declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 4 dereferenceable(4)) #3

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEE6assignEmRKi(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 4 dereferenceable(4)) #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt5tupleIJiiiEEC2IvTnNSt9enable_ifIXclsr4_TCCIXsr7is_voidIT_EE5valueEEE37__is_implicitly_default_constructibleEEbE4typeELb1EEEv(ptr noundef nonnull align 4 dereferenceable(12)) unnamed_addr #4 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) #5

declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8), i32 noundef) #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3getILm0EJiiiEERNSt13tuple_elementIXT_ESt5tupleIJDpT0_EEE4typeERS4_(ptr noundef nonnull align 4 dereferenceable(12)) #4

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3getILm1EJiiiEERNSt13tuple_elementIXT_ESt5tupleIJDpT0_EEE4typeERS4_(ptr noundef nonnull align 4 dereferenceable(12)) #4

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3getILm2EJiiiEERNSt13tuple_elementIXT_ESt5tupleIJDpT0_EEE4typeERS4_(ptr noundef nonnull align 4 dereferenceable(12)) #4

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) #0 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 @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #4 align 2

attributes #0 = { 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 #1 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { 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 #3 = { "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #4 = { mustprogress nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #5 = { 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 = !{!"vtable pointer", !7, i64 0}
!7 = !{!"Simple C++ TBAA"}
!8 = !{!9, !9, i64 0}
!9 = !{!"int", !10, i64 0}
!10 = !{!"omnipotent char", !7, i64 0}
!11 = distinct !{!11, !12}
!12 = !{!"llvm.loop.mustprogress"}
!13 = !{!14, !14, i64 0}
!14 = !{!"bool", !10, i64 0}
!15 = !{i8 0, i8 2}
!16 = !{}
!17 = distinct !{!17, !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::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl" }
%"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl" = type { %"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl_data" }
%"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::tuple" = type { %"struct.std::_Tuple_impl" }
%"struct.std::_Tuple_impl" = type { %"struct.std::_Tuple_impl.0", %"struct.std::_Head_base.3" }
%"struct.std::_Tuple_impl.0" = type { %"struct.std::_Tuple_impl.1", %"struct.std::_Head_base.2" }
%"struct.std::_Tuple_impl.1" = type { %"struct.std::_Head_base" }
%"struct.std::_Head_base" = type { i32 }
%"struct.std::_Head_base.2" = type { i32 }
%"struct.std::_Head_base.3" = type { i32 }

@_ZSt3cin = external global %"class.std::basic_istream", align 8
@_ZSt4cout = external global %"class.std::basic_ostream", align 8
@.str = external hidden unnamed_addr constant [2 x i8], align 1

; Function Attrs: mustprogress uwtable
declare dso_local noundef zeroext i1 @_Z5solveRKSt6vectorIiSaIiEERSt5tupleIJiiiEE(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 4 dereferenceable(12)) local_unnamed_addr #0

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

; 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 norecurse uwtable
define dso_local noundef i32 @main() local_unnamed_addr #2 personality ptr @__gxx_personality_v0 {
  %1 = alloca i32, align 4
  %2 = alloca i32, align 4
  %3 = alloca %"class.std::vector", align 8
  %4 = alloca i32, align 4
  %5 = alloca %"class.std::tuple", align 4
  %6 = tail call noundef zeroext i1 @_ZNSt8ios_base15sync_with_stdioEb(i1 noundef zeroext false)
  %7 = load ptr, ptr @_ZSt3cin, align 8, !tbaa !5
  %8 = getelementptr i8, ptr %7, i64 -24
  %9 = load i64, ptr %8, align 8
  %10 = getelementptr inbounds i8, ptr @_ZSt3cin, i64 %9
  %11 = tail call noundef ptr @_ZNSt9basic_iosIcSt11char_traitsIcEE3tieEPSo(ptr noundef nonnull align 8 dereferenceable(264) %10, ptr noundef null)
  %12 = load ptr, ptr @_ZSt4cout, align 8, !tbaa !5
  %13 = getelementptr i8, ptr %12, i64 -24
  %14 = load i64, ptr %13, align 8
  %15 = getelementptr inbounds i8, ptr @_ZSt4cout, i64 %14
  %16 = tail call noundef ptr @_ZNSt9basic_iosIcSt11char_traitsIcEE3tieEPSo(ptr noundef nonnull align 8 dereferenceable(264) %15, ptr noundef null)
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %1) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %2) #6
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %3) #6
  call void @_ZNSt6vectorIiSaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %3) #6
  %17 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %1)
          to label %.preheader unwind label %20

.preheader:                                       ; preds = %0
  %18 = load i32, ptr %1, align 4, !tbaa !8
  %19 = icmp sgt i32 %18, 0
  br i1 %19, label %.lr.ph16, label %._crit_edge17

._crit_edge17:                                    ; preds = %67, %.preheader
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %3) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %3) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %2) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %1) #6
  ret i32 0

20:                                               ; preds = %0
  %21 = landingpad { ptr, i32 }
          cleanup
  br label %71

.lr.ph16:                                         ; preds = %.preheader, %67
  %.0815 = phi i32 [ %68, %67 ], [ 0, %.preheader ]
  %22 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %2)
          to label %23 unwind label %30

23:                                               ; preds = %.lr.ph16
  %24 = load i32, ptr %2, align 4, !tbaa !8
  %25 = sext i32 %24 to i64
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %4) #6
  store i32 0, ptr %4, align 4, !tbaa !8
  invoke void @_ZNSt6vectorIiSaIiEE6assignEmRKi(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %25, ptr noundef nonnull align 4 dereferenceable(4) %4)
          to label %26 unwind label %32

26:                                               ; preds = %23
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %4) #6
  %27 = load i32, ptr %2, align 4, !tbaa !8
  %28 = icmp sgt i32 %27, 0
  br i1 %28, label %.lr.ph, label %._crit_edge

._crit_edge:                                      ; preds = %36, %26
  call void @llvm.lifetime.start.p0(i64 12, ptr nonnull %5) #6
  call void @_ZNSt5tupleIJiiiEEC2IvTnNSt9enable_ifIXclsr4_TCCIXsr7is_voidIT_EE5valueEEE37__is_implicitly_default_constructibleEEbE4typeELb1EEEv(ptr noundef nonnull align 4 dereferenceable(12) %5) #6
  %29 = invoke noundef zeroext i1 @_Z5solveRKSt6vectorIiSaIiEERSt5tupleIJiiiEE(ptr noundef nonnull align 8 dereferenceable(24) %3, ptr noundef nonnull align 4 dereferenceable(12) %5)
          to label %42 unwind label %61

30:                                               ; preds = %.lr.ph16
  %31 = landingpad { ptr, i32 }
          cleanup
  br label %71

32:                                               ; preds = %23
  %33 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %4) #6
  br label %71

.lr.ph:                                           ; preds = %26, %36
  %indvars.iv = phi i64 [ %indvars.iv.next, %36 ], [ 0, %26 ]
  %34 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %indvars.iv) #6
  %35 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %34)
          to label %36 unwind label %40

36:                                               ; preds = %.lr.ph
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %37 = load i32, ptr %2, align 4, !tbaa !8
  %38 = sext i32 %37 to i64
  %39 = icmp slt i64 %indvars.iv.next, %38
  br i1 %39, label %.lr.ph, label %._crit_edge, !llvm.loop !11

40:                                               ; preds = %.lr.ph
  %41 = landingpad { ptr, i32 }
          cleanup
  br label %71

42:                                               ; preds = %._crit_edge
  br i1 %29, label %43, label %.invoke19

43:                                               ; preds = %42
  %44 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3getILm0EJiiiEERNSt13tuple_elementIXT_ESt5tupleIJDpT0_EEE4typeERS4_(ptr noundef nonnull align 4 dereferenceable(12) %5) #6
  %45 = load i32, ptr %44, align 4, !tbaa !8
  %46 = add nsw i32 %45, 1
  %47 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef %46)
          to label %48 unwind label %61

48:                                               ; preds = %43
  %49 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %47, ptr noundef nonnull @.str)
          to label %50 unwind label %61

50:                                               ; preds = %48
  %51 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3getILm1EJiiiEERNSt13tuple_elementIXT_ESt5tupleIJDpT0_EEE4typeERS4_(ptr noundef nonnull align 4 dereferenceable(12) %5) #6
  %52 = load i32, ptr %51, align 4, !tbaa !8
  %53 = add nsw i32 %52, 1
  %54 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) %49, i32 noundef %53)
          to label %55 unwind label %61

55:                                               ; preds = %50
  %56 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %54, ptr noundef nonnull @.str)
          to label %57 unwind label %61

57:                                               ; preds = %55
  %58 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3getILm2EJiiiEERNSt13tuple_elementIXT_ESt5tupleIJDpT0_EEE4typeERS4_(ptr noundef nonnull align 4 dereferenceable(12) %5) #6
  %59 = load i32, ptr %58, align 4, !tbaa !8
  %60 = add nsw i32 %59, 1
  br label %.invoke19

61:                                               ; preds = %.invoke19, %.invoke, %55, %50, %48, %43, %._crit_edge
  %62 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 12, ptr nonnull %5) #6
  br label %71

.invoke19:                                        ; preds = %42, %57
  %63 = phi ptr [ %56, %57 ], [ @_ZSt4cout, %42 ]
  %64 = phi i32 [ %60, %57 ], [ -1, %42 ]
  %65 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) %63, i32 noundef %64)
          to label %.invoke unwind label %61

.invoke:                                          ; preds = %.invoke19
  %66 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %65, ptr noundef nonnull @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %67 unwind label %61

67:                                               ; preds = %.invoke
  call void @llvm.lifetime.end.p0(i64 12, ptr nonnull %5) #6
  %68 = add nuw nsw i32 %.0815, 1
  %69 = load i32, ptr %1, align 4, !tbaa !8
  %70 = icmp slt i32 %68, %69
  br i1 %70, label %.lr.ph16, label %._crit_edge17, !llvm.loop !13

71:                                               ; preds = %30, %32, %40, %61, %20
  %.pn.pn = phi { ptr, i32 } [ %21, %20 ], [ %41, %40 ], [ %62, %61 ], [ %33, %32 ], [ %31, %30 ]
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %3) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %3) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %2) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %1) #6
  resume { ptr, i32 } %.pn.pn
}

declare noundef zeroext i1 @_ZNSt8ios_base15sync_with_stdioEb(i1 noundef zeroext) local_unnamed_addr #3

; Function Attrs: mustprogress nounwind uwtable
declare noundef ptr @_ZNSt9basic_iosIcSt11char_traitsIcEE3tieEPSo(ptr noundef nonnull align 8 dereferenceable(264), ptr noundef) local_unnamed_addr #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #4 align 2

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 #3

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEE6assignEmRKi(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt5tupleIJiiiEEC2IvTnNSt9enable_ifIXclsr4_TCCIXsr7is_voidIT_EE5valueEEE37__is_implicitly_default_constructibleEEbE4typeELb1EEEv(ptr noundef nonnull align 4 dereferenceable(12)) unnamed_addr #4 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) local_unnamed_addr #5

declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8), i32 noundef) local_unnamed_addr #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3getILm0EJiiiEERNSt13tuple_elementIXT_ESt5tupleIJDpT0_EEE4typeERS4_(ptr noundef nonnull align 4 dereferenceable(12)) local_unnamed_addr #4

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3getILm1EJiiiEERNSt13tuple_elementIXT_ESt5tupleIJDpT0_EEE4typeERS4_(ptr noundef nonnull align 4 dereferenceable(12)) local_unnamed_addr #4

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3getILm2EJiiiEERNSt13tuple_elementIXT_ESt5tupleIJDpT0_EEE4typeERS4_(ptr noundef nonnull align 4 dereferenceable(12)) local_unnamed_addr #4

; 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 #0 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 @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #4 align 2

attributes #0 = { 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 #1 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { 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 #3 = { "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #4 = { mustprogress nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #5 = { 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 = !{!"vtable pointer", !7, i64 0}
!7 = !{!"Simple C++ TBAA"}
!8 = !{!9, !9, i64 0}
!9 = !{!"int", !10, i64 0}
!10 = !{!"omnipotent char", !7, i64 0}
!11 = distinct !{!11, !12}
!12 = !{!"llvm.loop.mustprogress"}
!13 = distinct !{!13, !12}


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