; LLVM IR from ahr9n/psolving-paradigms :: 4.dynamic-programming/04.knapsack (CodeForces 1287C - Garland)

; 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::allocator" = type { i8 }

@n = external dso_local global i64, align 8
@p = external dso_local global [105 x i64], align 16
@mem = external dso_local global [105 x [105 x [105 x [2 x i64]]]], align 16
@e = external dso_local global i64, align 8
@o = external dso_local global i64, align 8
@_ZSt3cin = external global %"class.std::basic_istream", align 8
@.str = external hidden unnamed_addr constant [10 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [2 x i8], align 1
@stdin = external global ptr, align 8
@_ZSt4cout = external global %"class.std::basic_ostream", align 8

; Function Attrs: mustprogress uwtable
declare dso_local noundef i64 @_Z2dpiiii(i32 noundef, i32 noundef, i32 noundef, i32 noundef) #0

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

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZSt3minIxERKT_S2_S2_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) #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 norecurse uwtable
define dso_local noundef i32 @main() #3 personality ptr @__gxx_personality_v0 {
  %1 = alloca i32, align 4
  %2 = alloca %"class.std::vector", align 8
  %3 = alloca i32, align 4
  %4 = alloca %"class.std::allocator", align 1
  %5 = alloca ptr, align 8
  %6 = alloca i32, align 4
  %7 = alloca i32, align 4
  %8 = alloca i32, align 4
  %9 = alloca i64, align 8
  %10 = alloca i64, align 8
  store i32 0, ptr %1, align 4
  %11 = call noundef zeroext i1 @_ZNSt8ios_base15sync_with_stdioEb(i1 noundef zeroext false)
  %12 = load ptr, ptr @_ZSt3cin, align 8, !tbaa !5
  %13 = getelementptr i8, ptr %12, i64 -24
  %14 = load i64, ptr %13, align 8
  %15 = getelementptr inbounds i8, ptr @_ZSt3cin, i64 %14
  %16 = call noundef ptr @_ZNSt9basic_iosIcSt11char_traitsIcEE3tieEPSo(ptr noundef nonnull align 8 dereferenceable(264) %15, ptr noundef null)
  %17 = load ptr, ptr @stdin, align 8, !tbaa !8
  %18 = call ptr @freopen(ptr noundef @.str, ptr noundef @.str.1, ptr noundef %17)
  %19 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERx(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 8 dereferenceable(8) @n)
  call void @llvm.lifetime.start.p0(i64 24, ptr %2) #7
  %20 = load i64, ptr @n, align 8, !tbaa !11
  %21 = add nsw i64 %20, 1
  call void @llvm.lifetime.start.p0(i64 4, ptr %3) #7
  store i32 0, ptr %3, align 4, !tbaa !13
  call void @llvm.lifetime.start.p0(i64 1, ptr %4) #7
  call void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %4) #7
  invoke void @_ZNSt6vectorIiSaIiEEC2EmRKiRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %2, i64 noundef %21, ptr noundef nonnull align 4 dereferenceable(4) %3, ptr noundef nonnull align 1 dereferenceable(1) %4)
          to label %22 unwind label %29

22:                                               ; preds = %0
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %4) #7
  call void @llvm.lifetime.end.p0(i64 1, ptr %4) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #7
  call void @llvm.lifetime.start.p0(i64 4, ptr %7) #7
  store i32 0, ptr %7, align 4, !tbaa !13
  br label %23

23:                                               ; preds = %44, %22
  %24 = load i32, ptr %7, align 4, !tbaa !13
  %25 = sext i32 %24 to i64
  %26 = load i64, ptr @n, align 8, !tbaa !11
  %27 = icmp slt i64 %25, %26
  br i1 %27, label %33, label %28

28:                                               ; preds = %23
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #7
  br label %51

29:                                               ; preds = %0
  %30 = landingpad { ptr, i32 }
          cleanup
  %31 = extractvalue { ptr, i32 } %30, 0
  store ptr %31, ptr %5, align 8
  %32 = extractvalue { ptr, i32 } %30, 1
  store i32 %32, ptr %6, align 4
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %4) #7
  call void @llvm.lifetime.end.p0(i64 1, ptr %4) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #7
  br label %107

33:                                               ; preds = %23
  %34 = load i32, ptr %7, align 4, !tbaa !13
  %35 = sext i32 %34 to i64
  %36 = getelementptr inbounds [105 x i64], ptr @p, i64 0, i64 %35
  %37 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERx(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 8 dereferenceable(8) %36)
          to label %38 unwind label %47

38:                                               ; preds = %33
  %39 = load i32, ptr %7, align 4, !tbaa !13
  %40 = sext i32 %39 to i64
  %41 = getelementptr inbounds [105 x i64], ptr @p, i64 0, i64 %40
  %42 = load i64, ptr %41, align 8, !tbaa !11
  %43 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %2, i64 noundef %42) #7
  store i32 1, ptr %43, align 4, !tbaa !13
  br label %44

44:                                               ; preds = %38
  %45 = load i32, ptr %7, align 4, !tbaa !13
  %46 = add nsw i32 %45, 1
  store i32 %46, ptr %7, align 4, !tbaa !13
  br label %23, !llvm.loop !15

47:                                               ; preds = %33
  %48 = landingpad { ptr, i32 }
          cleanup
  %49 = extractvalue { ptr, i32 } %48, 0
  store ptr %49, ptr %5, align 8
  %50 = extractvalue { ptr, i32 } %48, 1
  store i32 %50, ptr %6, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #7
  br label %106

51:                                               ; preds = %28
  call void @llvm.lifetime.start.p0(i64 4, ptr %8) #7
  store i32 1, ptr %8, align 4, !tbaa !13
  br label %52

52:                                               ; preds = %75, %51
  %53 = load i32, ptr %8, align 4, !tbaa !13
  %54 = sext i32 %53 to i64
  %55 = load i64, ptr @n, align 8, !tbaa !11
  %56 = icmp sle i64 %54, %55
  br i1 %56, label %58, label %57

57:                                               ; preds = %52
  call void @llvm.lifetime.end.p0(i64 4, ptr %8) #7
  br label %78

58:                                               ; preds = %52
  %59 = load i32, ptr %8, align 4, !tbaa !13
  %60 = sext i32 %59 to i64
  %61 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %2, i64 noundef %60) #7
  %62 = load i32, ptr %61, align 4, !tbaa !13
  %63 = icmp ne i32 %62, 0
  br i1 %63, label %74, label %64

64:                                               ; preds = %58
  %65 = load i32, ptr %8, align 4, !tbaa !13
  %66 = srem i32 %65, 2
  %67 = icmp eq i32 %66, 0
  br i1 %67, label %68, label %69

68:                                               ; preds = %64
  br label %70

69:                                               ; preds = %64
  br label %70

70:                                               ; preds = %69, %68
  %71 = phi ptr [ @e, %68 ], [ @o, %69 ]
  %72 = load i64, ptr %71, align 8, !tbaa !11
  %73 = add nsw i64 %72, 1
  store i64 %73, ptr %71, align 8, !tbaa !11
  br label %74

74:                                               ; preds = %70, %58
  br label %75

75:                                               ; preds = %74
  %76 = load i32, ptr %8, align 4, !tbaa !13
  %77 = add nsw i32 %76, 1
  store i32 %77, ptr %8, align 4, !tbaa !13
  br label %52, !llvm.loop !17

78:                                               ; preds = %57
  call void @llvm.memset.p0.i64(ptr align 16 @mem, i8 -1, i64 18522000, i1 false)
  call void @llvm.lifetime.start.p0(i64 8, ptr %9) #7
  %79 = load i64, ptr @o, align 8, !tbaa !11
  %80 = trunc i64 %79 to i32
  %81 = load i64, ptr @e, align 8, !tbaa !11
  %82 = trunc i64 %81 to i32
  %83 = invoke noundef i64 @_Z2dpiiii(i32 noundef 0, i32 noundef %80, i32 noundef %82, i32 noundef 1)
          to label %84 unwind label %97

84:                                               ; preds = %78
  store i64 %83, ptr %9, align 8, !tbaa !11
  call void @llvm.lifetime.start.p0(i64 8, ptr %10) #7
  %85 = load i64, ptr @o, align 8, !tbaa !11
  %86 = trunc i64 %85 to i32
  %87 = load i64, ptr @e, align 8, !tbaa !11
  %88 = trunc i64 %87 to i32
  %89 = invoke noundef i64 @_Z2dpiiii(i32 noundef 0, i32 noundef %86, i32 noundef %88, i32 noundef 0)
          to label %90 unwind label %101

90:                                               ; preds = %84
  store i64 %89, ptr %10, align 8, !tbaa !11
  %91 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZSt3minIxERKT_S2_S2_(ptr noundef nonnull align 8 dereferenceable(8) %9, ptr noundef nonnull align 8 dereferenceable(8) %10)
          to label %92 unwind label %101

92:                                               ; preds = %90
  %93 = load i64, ptr %91, align 8, !tbaa !11
  %94 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEx(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i64 noundef %93)
          to label %95 unwind label %101

95:                                               ; preds = %92
  call void @llvm.lifetime.end.p0(i64 8, ptr %10) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr %9) #7
  store i32 0, ptr %1, align 4
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %2) #7
  call void @llvm.lifetime.end.p0(i64 24, ptr %2) #7
  %96 = load i32, ptr %1, align 4
  ret i32 %96

97:                                               ; preds = %78
  %98 = landingpad { ptr, i32 }
          cleanup
  %99 = extractvalue { ptr, i32 } %98, 0
  store ptr %99, ptr %5, align 8
  %100 = extractvalue { ptr, i32 } %98, 1
  store i32 %100, ptr %6, align 4
  br label %105

101:                                              ; preds = %92, %90, %84
  %102 = landingpad { ptr, i32 }
          cleanup
  %103 = extractvalue { ptr, i32 } %102, 0
  store ptr %103, ptr %5, align 8
  %104 = extractvalue { ptr, i32 } %102, 1
  store i32 %104, ptr %6, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %10) #7
  br label %105

105:                                              ; preds = %101, %97
  call void @llvm.lifetime.end.p0(i64 8, ptr %9) #7
  br label %106

106:                                              ; preds = %105, %47
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %2) #7
  br label %107

107:                                              ; preds = %106, %29
  call void @llvm.lifetime.end.p0(i64 24, ptr %2) #7
  br label %108

108:                                              ; preds = %107
  %109 = load ptr, ptr %5, align 8
  %110 = load i32, ptr %6, align 4
  %111 = insertvalue { ptr, i32 } poison, ptr %109, 0
  %112 = insertvalue { ptr, i32 } %111, i32 %110, 1
  resume { ptr, i32 } %112
}

declare noundef zeroext i1 @_ZNSt8ios_base15sync_with_stdioEb(i1 noundef zeroext) #4

; Function Attrs: mustprogress nounwind uwtable
declare noundef ptr @_ZNSt9basic_iosIcSt11char_traitsIcEE3tieEPSo(ptr noundef nonnull align 8 dereferenceable(264), ptr noundef) #5 align 2

declare ptr @freopen(ptr noundef, ptr noundef, ptr noundef) #4

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERx(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 8 dereferenceable(8)) #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #5 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEEC2EmRKiRKS0_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #0 align 2

declare i32 @__gxx_personality_v0(...)

; 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) #5 align 2

; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: write)
declare void @llvm.memset.p0.i64(ptr nocapture writeonly, i8, i64, i1 immarg) #6

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEx(ptr noundef nonnull align 8 dereferenceable(8), i64 noundef) #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #5 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #5 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 = { inlinehint mustprogress nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #3 = { mustprogress 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 #4 = { "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 = { 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 #6 = { nocallback nofree nounwind willreturn memory(argmem: write) }
attributes #7 = { 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 = !{!"any pointer", !10, i64 0}
!10 = !{!"omnipotent char", !7, i64 0}
!11 = !{!12, !12, i64 0}
!12 = !{!"long long", !10, i64 0}
!13 = !{!14, !14, i64 0}
!14 = !{!"int", !10, i64 0}
!15 = distinct !{!15, !16}
!16 = !{!"llvm.loop.mustprogress"}
!17 = distinct !{!17, !16}


; 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::allocator" = type { i8 }

@n = external dso_local global i64, align 8
@p = external dso_local global [105 x i64], align 16
@mem = external dso_local local_unnamed_addr global [105 x [105 x [105 x [2 x i64]]]], align 16
@e = external dso_local local_unnamed_addr global i64, align 8
@o = external dso_local local_unnamed_addr global i64, align 8
@_ZSt3cin = external global %"class.std::basic_istream", align 8
@.str = external hidden unnamed_addr constant [10 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [2 x i8], align 1
@stdin = external local_unnamed_addr global ptr, align 8
@_ZSt4cout = external global %"class.std::basic_ostream", align 8

; Function Attrs: mustprogress uwtable
declare dso_local noundef i64 @_Z2dpiiii(i32 noundef, i32 noundef, i32 noundef, i32 noundef) 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: inlinehint mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZSt3minIxERKT_S2_S2_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #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 norecurse uwtable
define dso_local noundef i32 @main() local_unnamed_addr #3 personality ptr @__gxx_personality_v0 {
  %1 = alloca %"class.std::vector", align 8
  %2 = alloca i32, align 4
  %3 = alloca %"class.std::allocator", align 1
  %4 = alloca i64, align 8
  %5 = alloca i64, align 8
  %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 @stdin, align 8, !tbaa !8
  %13 = tail call ptr @freopen(ptr noundef nonnull @.str, ptr noundef nonnull @.str.1, ptr noundef %12)
  %14 = tail call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERx(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 8 dereferenceable(8) @n)
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %1) #7
  %15 = load i64, ptr @n, align 8, !tbaa !11
  %16 = add nsw i64 %15, 1
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %2) #7
  store i32 0, ptr %2, align 4, !tbaa !13
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %3) #7
  call void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %3) #7
  invoke void @_ZNSt6vectorIiSaIiEEC2EmRKiRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %1, i64 noundef %16, ptr noundef nonnull align 4 dereferenceable(4) %2, ptr noundef nonnull align 1 dereferenceable(1) %3)
          to label %17 unwind label %21

17:                                               ; preds = %0
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %3) #7
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %3) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %2) #7
  %18 = load i64, ptr @n, align 8, !tbaa !11
  %19 = icmp sgt i64 %18, 0
  br i1 %19, label %.lr.ph, label %._crit_edge

.preheader:                                       ; preds = %25
  %20 = icmp slt i64 %28, 1
  br i1 %20, label %._crit_edge, label %.lr.ph25

21:                                               ; preds = %0
  %22 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %3) #7
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %3) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %2) #7
  br label %63

.lr.ph:                                           ; preds = %17, %25
  %indvars.iv = phi i64 [ %indvars.iv.next, %25 ], [ 0, %17 ]
  %23 = getelementptr inbounds [105 x i64], ptr @p, i64 0, i64 %indvars.iv
  %24 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERx(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 8 dereferenceable(8) %23)
          to label %25 unwind label %30

25:                                               ; preds = %.lr.ph
  %26 = load i64, ptr %23, align 8, !tbaa !11
  %27 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %1, i64 noundef %26) #7
  store i32 1, ptr %27, align 4, !tbaa !13
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %28 = load i64, ptr @n, align 8, !tbaa !11
  %29 = icmp sgt i64 %28, %indvars.iv.next
  br i1 %29, label %.lr.ph, label %.preheader, !llvm.loop !15

30:                                               ; preds = %.lr.ph
  %31 = landingpad { ptr, i32 }
          cleanup
  br label %62

._crit_edge:                                      ; preds = %44, %17, %.preheader
  call void @llvm.memset.p0.i64(ptr noundef nonnull align 16 dereferenceable(18522000) @mem, i8 -1, i64 18522000, i1 false)
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %4) #7
  %32 = load i64, ptr @o, align 8, !tbaa !11
  %33 = trunc i64 %32 to i32
  %34 = load i64, ptr @e, align 8, !tbaa !11
  %35 = trunc i64 %34 to i32
  %36 = invoke noundef i64 @_Z2dpiiii(i32 noundef 0, i32 noundef %33, i32 noundef %35, i32 noundef 1)
          to label %46 unwind label %57

.lr.ph25:                                         ; preds = %.preheader, %44
  %indvars.iv27 = phi i64 [ %indvars.iv.next28, %44 ], [ 1, %.preheader ]
  %37 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %1, i64 noundef %indvars.iv27) #7
  %38 = load i32, ptr %37, align 4, !tbaa !13
  %.not18 = icmp eq i32 %38, 0
  br i1 %.not18, label %39, label %44

39:                                               ; preds = %.lr.ph25
  %40 = and i64 %indvars.iv27, 1
  %41 = icmp eq i64 %40, 0
  %e.o = select i1 %41, ptr @e, ptr @o
  %42 = load i64, ptr %e.o, align 8, !tbaa !11
  %43 = add nsw i64 %42, 1
  store i64 %43, ptr %e.o, align 8, !tbaa !11
  br label %44

44:                                               ; preds = %.lr.ph25, %39
  %indvars.iv.next28 = add nuw nsw i64 %indvars.iv27, 1
  %45 = load i64, ptr @n, align 8, !tbaa !11
  %.not.not = icmp sgt i64 %45, %indvars.iv27
  br i1 %.not.not, label %.lr.ph25, label %._crit_edge, !llvm.loop !17

46:                                               ; preds = %._crit_edge
  store i64 %36, ptr %4, align 8, !tbaa !11
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %5) #7
  %47 = load i64, ptr @o, align 8, !tbaa !11
  %48 = trunc i64 %47 to i32
  %49 = load i64, ptr @e, align 8, !tbaa !11
  %50 = trunc i64 %49 to i32
  %51 = invoke noundef i64 @_Z2dpiiii(i32 noundef 0, i32 noundef %48, i32 noundef %50, i32 noundef 0)
          to label %52 unwind label %59

52:                                               ; preds = %46
  store i64 %51, ptr %5, align 8, !tbaa !11
  %53 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZSt3minIxERKT_S2_S2_(ptr noundef nonnull align 8 dereferenceable(8) %4, ptr noundef nonnull align 8 dereferenceable(8) %5)
  %54 = load i64, ptr %53, align 8, !tbaa !11
  %55 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEx(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i64 noundef %54)
          to label %56 unwind label %59

56:                                               ; preds = %52
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %5) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %4) #7
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %1) #7
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %1) #7
  ret i32 0

57:                                               ; preds = %._crit_edge
  %58 = landingpad { ptr, i32 }
          cleanup
  br label %61

59:                                               ; preds = %52, %46
  %60 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %5) #7
  br label %61

61:                                               ; preds = %59, %57
  %.pn = phi { ptr, i32 } [ %60, %59 ], [ %58, %57 ]
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %4) #7
  br label %62

62:                                               ; preds = %61, %30
  %.pn19 = phi { ptr, i32 } [ %31, %30 ], [ %.pn, %61 ]
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %1) #7
  br label %63

63:                                               ; preds = %62, %21
  %.pn19.pn = phi { ptr, i32 } [ %.pn19, %62 ], [ %22, %21 ]
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %1) #7
  resume { ptr, i32 } %.pn19.pn
}

declare noundef zeroext i1 @_ZNSt8ios_base15sync_with_stdioEb(i1 noundef zeroext) local_unnamed_addr #4

; Function Attrs: mustprogress nounwind uwtable
declare noundef ptr @_ZNSt9basic_iosIcSt11char_traitsIcEE3tieEPSo(ptr noundef nonnull align 8 dereferenceable(264), ptr noundef) local_unnamed_addr #5 align 2

declare ptr @freopen(ptr noundef, ptr noundef, ptr noundef) local_unnamed_addr #4

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERx(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #5 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEEC2EmRKiRKS0_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #0 align 2

declare i32 @__gxx_personality_v0(...)

; 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 #5 align 2

; Function Attrs: mustprogress nocallback nofree nounwind willreturn memory(argmem: write)
declare void @llvm.memset.p0.i64(ptr nocapture writeonly, i8, i64, i1 immarg) #6

; 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 #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #5 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #5 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 = { inlinehint mustprogress nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #3 = { mustprogress 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 #4 = { "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 = { 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 #6 = { mustprogress nocallback nofree nounwind willreturn memory(argmem: write) }
attributes #7 = { 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 = !{!"any pointer", !10, i64 0}
!10 = !{!"omnipotent char", !7, i64 0}
!11 = !{!12, !12, i64 0}
!12 = !{!"long long", !10, i64 0}
!13 = !{!14, !14, i64 0}
!14 = !{!"int", !10, i64 0}
!15 = distinct !{!15, !16}
!16 = !{!"llvm.loop.mustprogress"}
!17 = distinct !{!17, !16}


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