; LLVM IR from brpapa/algorithms :: solutions/uva (10131)

; 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"

%struct.T = type { i32, i32, i32 }
%"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::basic_ostream" = type { ptr, %"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_istream" = type { ptr, i64, %"class.std::basic_ios" }

@e = external dso_local global [1010 x %struct.T], align 16
@N = external dso_local global i32, align 4
@memo = external dso_local global %"class.std::vector", align 8
@p = external dso_local global %"class.std::vector", align 8
@_ZSt4cout = external global %"class.std::basic_ostream", align 8
@_ZSt3cin = external global %"class.std::basic_istream", align 8

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_Z3cmpRK1TS1_(ptr noundef nonnull align 4 dereferenceable(12), ptr noundef nonnull align 4 dereferenceable(12)) #0

; Function Attrs: mustprogress uwtable
declare dso_local noundef i32 @_Z3ldsi(i32 noundef) #1

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #2

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #2

; Function Attrs: mustprogress uwtable
declare dso_local void @_Z7recoveri(i32 noundef) #1

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

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) #1 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)) #4

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() #5 {
  %1 = alloca i32, align 4
  %2 = alloca i32, align 4
  %3 = alloca i32, align 4
  %4 = alloca i32, align 4
  %5 = alloca i32, align 4
  %6 = alloca i32, align 4
  store i32 0, ptr %1, align 4
  %7 = call noundef zeroext i1 @_ZNSt8ios_base15sync_with_stdioEb(i1 noundef zeroext false)
  %8 = load ptr, ptr @_ZSt3cin, align 8, !tbaa !5
  %9 = getelementptr i8, ptr %8, i64 -24
  %10 = load i64, ptr %9, align 8
  %11 = getelementptr inbounds i8, ptr @_ZSt3cin, i64 %10
  %12 = call noundef ptr @_ZNSt9basic_iosIcSt11char_traitsIcEE3tieEPSo(ptr noundef nonnull align 8 dereferenceable(264) %11, ptr noundef null)
  %13 = load ptr, ptr @_ZSt4cout, align 8, !tbaa !5
  %14 = getelementptr i8, ptr %13, i64 -24
  %15 = load i64, ptr %14, align 8
  %16 = getelementptr inbounds i8, ptr @_ZSt4cout, i64 %15
  %17 = call noundef ptr @_ZNSt9basic_iosIcSt11char_traitsIcEE3tieEPSo(ptr noundef nonnull align 8 dereferenceable(264) %16, ptr noundef null)
  store i32 0, ptr @N, align 4, !tbaa !8
  br label %18

18:                                               ; preds = %41, %0
  %19 = load i32, ptr @N, align 4, !tbaa !8
  %20 = sext i32 %19 to i64
  %21 = getelementptr inbounds [1010 x %struct.T], ptr @e, i64 0, i64 %20
  %22 = getelementptr inbounds %struct.T, ptr %21, i32 0, i32 1
  %23 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %22)
  %24 = load i32, ptr @N, align 4, !tbaa !8
  %25 = sext i32 %24 to i64
  %26 = getelementptr inbounds [1010 x %struct.T], ptr @e, i64 0, i64 %25
  %27 = getelementptr inbounds %struct.T, ptr %26, i32 0, i32 2
  %28 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %23, ptr noundef nonnull align 4 dereferenceable(4) %27)
  %29 = load ptr, ptr %28, align 8, !tbaa !5
  %30 = getelementptr i8, ptr %29, i64 -24
  %31 = load i64, ptr %30, align 8
  %32 = getelementptr inbounds i8, ptr %28, i64 %31
  %33 = call noundef zeroext i1 @_ZNKSt9basic_iosIcSt11char_traitsIcEEcvbEv(ptr noundef nonnull align 8 dereferenceable(264) %32)
  br i1 %33, label %34, label %44

34:                                               ; preds = %18
  %35 = load i32, ptr @N, align 4, !tbaa !8
  %36 = add nsw i32 %35, 1
  %37 = load i32, ptr @N, align 4, !tbaa !8
  %38 = sext i32 %37 to i64
  %39 = getelementptr inbounds [1010 x %struct.T], ptr @e, i64 0, i64 %38
  %40 = getelementptr inbounds %struct.T, ptr %39, i32 0, i32 0
  store i32 %36, ptr %40, align 4, !tbaa !11
  br label %41

41:                                               ; preds = %34
  %42 = load i32, ptr @N, align 4, !tbaa !8
  %43 = add nsw i32 %42, 1
  store i32 %43, ptr @N, align 4, !tbaa !8
  br label %18, !llvm.loop !13

44:                                               ; preds = %18
  %45 = load i32, ptr @N, align 4, !tbaa !8
  %46 = sext i32 %45 to i64
  %47 = getelementptr inbounds %struct.T, ptr @e, i64 %46
  call void @_ZSt4sortIP1TPFbRKS0_S3_EEvT_S6_T0_(ptr noundef @e, ptr noundef %47, ptr noundef @_Z3cmpRK1TS1_)
  %48 = load i32, ptr @N, align 4, !tbaa !8
  %49 = sext i32 %48 to i64
  call void @llvm.lifetime.start.p0(i64 4, ptr %2) #6
  store i32 -1, ptr %2, align 4, !tbaa !8
  call void @_ZNSt6vectorIiSaIiEE6assignEmRKi(ptr noundef nonnull align 8 dereferenceable(24) @memo, i64 noundef %49, ptr noundef nonnull align 4 dereferenceable(4) %2)
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #6
  %50 = load i32, ptr @N, align 4, !tbaa !8
  %51 = sext i32 %50 to i64
  call void @llvm.lifetime.start.p0(i64 4, ptr %3) #6
  store i32 -1, ptr %3, align 4, !tbaa !8
  call void @_ZNSt6vectorIiSaIiEE6assignEmRKi(ptr noundef nonnull align 8 dereferenceable(24) @p, i64 noundef %51, ptr noundef nonnull align 4 dereferenceable(4) %3)
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr %4) #6
  store i32 1, ptr %4, align 4, !tbaa !8
  call void @llvm.lifetime.start.p0(i64 4, ptr %5) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr %6) #6
  store i32 0, ptr %6, align 4, !tbaa !8
  br label %52

52:                                               ; preds = %67, %44
  %53 = load i32, ptr %6, align 4, !tbaa !8
  %54 = load i32, ptr @N, align 4, !tbaa !8
  %55 = icmp slt i32 %53, %54
  br i1 %55, label %57, label %56

56:                                               ; preds = %52
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #6
  br label %70

57:                                               ; preds = %52
  %58 = load i32, ptr %6, align 4, !tbaa !8
  %59 = call noundef i32 @_Z3ldsi(i32 noundef %58)
  %60 = load i32, ptr %4, align 4, !tbaa !8
  %61 = icmp sge i32 %59, %60
  br i1 %61, label %62, label %66

62:                                               ; preds = %57
  %63 = load i32, ptr %6, align 4, !tbaa !8
  %64 = call noundef i32 @_Z3ldsi(i32 noundef %63)
  store i32 %64, ptr %4, align 4, !tbaa !8
  %65 = load i32, ptr %6, align 4, !tbaa !8
  store i32 %65, ptr %5, align 4, !tbaa !8
  br label %66

66:                                               ; preds = %62, %57
  br label %67

67:                                               ; preds = %66
  %68 = load i32, ptr %6, align 4, !tbaa !8
  %69 = add nsw i32 %68, 1
  store i32 %69, ptr %6, align 4, !tbaa !8
  br label %52, !llvm.loop !15

70:                                               ; preds = %56
  %71 = load i32, ptr %4, align 4, !tbaa !8
  %72 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef %71)
  %73 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %72, ptr noundef @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
  %74 = load i32, ptr %5, align 4, !tbaa !8
  call void @_Z7recoveri(i32 noundef %74)
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %4) #6
  ret i32 0
}

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) #0 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

; Function Attrs: mustprogress uwtable
declare noundef zeroext i1 @_ZNKSt9basic_iosIcSt11char_traitsIcEEcvbEv(ptr noundef nonnull align 8 dereferenceable(264)) #1 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZSt4sortIP1TPFbRKS0_S3_EEvT_S6_T0_(ptr noundef, ptr noundef, ptr noundef) #4

; 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)) #1 align 2

attributes #0 = { 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 #1 = { 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 #2 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
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 = { 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 #5 = { 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 #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 = !{!12, !9, i64 0}
!12 = !{!"_ZTS1T", !9, i64 0, !9, i64 4, !9, i64 8}
!13 = distinct !{!13, !14}
!14 = !{!"llvm.loop.mustprogress"}
!15 = distinct !{!15, !14}


; 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"

%struct.T = type { i32, i32, i32 }
%"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::basic_ostream" = type { ptr, %"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_istream" = type { ptr, i64, %"class.std::basic_ios" }

@e = external dso_local global [1010 x %struct.T], align 16
@N = external dso_local local_unnamed_addr global i32, align 4
@memo = external dso_local global %"class.std::vector", align 8
@p = external dso_local global %"class.std::vector", align 8
@_ZSt4cout = external global %"class.std::basic_ostream", align 8
@_ZSt3cin = external global %"class.std::basic_istream", align 8

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_Z3cmpRK1TS1_(ptr noundef nonnull align 4 dereferenceable(12), ptr noundef nonnull align 4 dereferenceable(12)) #0

; Function Attrs: mustprogress uwtable
declare dso_local noundef i32 @_Z3ldsi(i32 noundef) local_unnamed_addr #1

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #2

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #2

; Function Attrs: mustprogress uwtable
declare dso_local void @_Z7recoveri(i32 noundef) local_unnamed_addr #1

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 uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) local_unnamed_addr #1 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)) #4

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() local_unnamed_addr #5 {
  %1 = alloca i32, align 4
  %2 = alloca i32, align 4
  %3 = tail call noundef zeroext i1 @_ZNSt8ios_base15sync_with_stdioEb(i1 noundef zeroext false)
  %4 = load ptr, ptr @_ZSt3cin, align 8, !tbaa !5
  %5 = getelementptr i8, ptr %4, i64 -24
  %6 = load i64, ptr %5, align 8
  %7 = getelementptr inbounds i8, ptr @_ZSt3cin, i64 %6
  %8 = tail call noundef ptr @_ZNSt9basic_iosIcSt11char_traitsIcEE3tieEPSo(ptr noundef nonnull align 8 dereferenceable(264) %7, ptr noundef null)
  %9 = load ptr, ptr @_ZSt4cout, align 8, !tbaa !5
  %10 = getelementptr i8, ptr %9, i64 -24
  %11 = load i64, ptr %10, align 8
  %12 = getelementptr inbounds i8, ptr @_ZSt4cout, i64 %11
  %13 = tail call noundef ptr @_ZNSt9basic_iosIcSt11char_traitsIcEE3tieEPSo(ptr noundef nonnull align 8 dereferenceable(264) %12, ptr noundef null)
  store i32 0, ptr @N, align 4, !tbaa !8
  %14 = tail call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) getelementptr inbounds (i8, ptr @e, i64 4))
  %15 = load i32, ptr @N, align 4, !tbaa !8
  %16 = sext i32 %15 to i64
  %17 = getelementptr inbounds [1010 x %struct.T], ptr @e, i64 0, i64 %16, i32 2
  %18 = tail call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %14, ptr noundef nonnull align 4 dereferenceable(4) %17)
  %19 = load ptr, ptr %18, align 8, !tbaa !5
  %20 = getelementptr i8, ptr %19, i64 -24
  %21 = load i64, ptr %20, align 8
  %22 = getelementptr inbounds i8, ptr %18, i64 %21
  %23 = tail call noundef zeroext i1 @_ZNKSt9basic_iosIcSt11char_traitsIcEEcvbEv(ptr noundef nonnull align 8 dereferenceable(264) %22)
  br i1 %23, label %.lr.ph, label %._crit_edge

.lr.ph:                                           ; preds = %0, %.lr.ph
  %24 = load i32, ptr @N, align 4, !tbaa !8
  %25 = add nsw i32 %24, 1
  %26 = sext i32 %24 to i64
  %27 = getelementptr inbounds [1010 x %struct.T], ptr @e, i64 0, i64 %26
  store i32 %25, ptr %27, align 4, !tbaa !11
  store i32 %25, ptr @N, align 4, !tbaa !8
  %28 = sext i32 %25 to i64
  %29 = getelementptr inbounds [1010 x %struct.T], ptr @e, i64 0, i64 %28, i32 1
  %30 = tail call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %29)
  %31 = load i32, ptr @N, align 4, !tbaa !8
  %32 = sext i32 %31 to i64
  %33 = getelementptr inbounds [1010 x %struct.T], ptr @e, i64 0, i64 %32, i32 2
  %34 = tail call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %30, ptr noundef nonnull align 4 dereferenceable(4) %33)
  %35 = load ptr, ptr %34, align 8, !tbaa !5
  %36 = getelementptr i8, ptr %35, i64 -24
  %37 = load i64, ptr %36, align 8
  %38 = getelementptr inbounds i8, ptr %34, i64 %37
  %39 = tail call noundef zeroext i1 @_ZNKSt9basic_iosIcSt11char_traitsIcEEcvbEv(ptr noundef nonnull align 8 dereferenceable(264) %38)
  br i1 %39, label %.lr.ph, label %._crit_edge, !llvm.loop !13

._crit_edge:                                      ; preds = %.lr.ph, %0
  %40 = load i32, ptr @N, align 4, !tbaa !8
  %41 = sext i32 %40 to i64
  %42 = getelementptr inbounds %struct.T, ptr @e, i64 %41
  tail call void @_ZSt4sortIP1TPFbRKS0_S3_EEvT_S6_T0_(ptr noundef nonnull @e, ptr noundef nonnull %42, ptr noundef nonnull @_Z3cmpRK1TS1_)
  %43 = load i32, ptr @N, align 4, !tbaa !8
  %44 = sext i32 %43 to i64
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %1) #6
  store i32 -1, ptr %1, align 4, !tbaa !8
  call void @_ZNSt6vectorIiSaIiEE6assignEmRKi(ptr noundef nonnull align 8 dereferenceable(24) @memo, i64 noundef %44, ptr noundef nonnull align 4 dereferenceable(4) %1)
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %1) #6
  %45 = load i32, ptr @N, align 4, !tbaa !8
  %46 = sext i32 %45 to i64
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %2) #6
  store i32 -1, ptr %2, align 4, !tbaa !8
  call void @_ZNSt6vectorIiSaIiEE6assignEmRKi(ptr noundef nonnull align 8 dereferenceable(24) @p, i64 noundef %46, ptr noundef nonnull align 4 dereferenceable(4) %2)
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %2) #6
  %47 = load i32, ptr @N, align 4, !tbaa !8
  %48 = icmp sgt i32 %47, 0
  br i1 %48, label %.lr.ph15, label %._crit_edge16

._crit_edge16:                                    ; preds = %54, %._crit_edge
  %.09.lcssa = phi i32 [ 1, %._crit_edge ], [ %.110, %54 ]
  %.08.lcssa = phi i32 [ undef, %._crit_edge ], [ %.1, %54 ]
  %49 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef %.09.lcssa)
  %50 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %49, ptr noundef nonnull @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
  call void @_Z7recoveri(i32 noundef %.08.lcssa)
  ret i32 0

.lr.ph15:                                         ; preds = %._crit_edge, %54
  %.013 = phi i32 [ %55, %54 ], [ 0, %._crit_edge ]
  %.0812 = phi i32 [ %.1, %54 ], [ undef, %._crit_edge ]
  %.0911 = phi i32 [ %.110, %54 ], [ 1, %._crit_edge ]
  %51 = call noundef i32 @_Z3ldsi(i32 noundef %.013)
  %.not = icmp slt i32 %51, %.0911
  br i1 %.not, label %54, label %52

52:                                               ; preds = %.lr.ph15
  %53 = call noundef i32 @_Z3ldsi(i32 noundef %.013)
  br label %54

54:                                               ; preds = %.lr.ph15, %52
  %.110 = phi i32 [ %53, %52 ], [ %.0911, %.lr.ph15 ]
  %.1 = phi i32 [ %.013, %52 ], [ %.0812, %.lr.ph15 ]
  %55 = add nuw nsw i32 %.013, 1
  %56 = load i32, ptr @N, align 4, !tbaa !8
  %57 = icmp slt i32 %55, %56
  br i1 %57, label %.lr.ph15, label %._crit_edge16, !llvm.loop !15
}

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 #0 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

; Function Attrs: mustprogress uwtable
declare noundef zeroext i1 @_ZNKSt9basic_iosIcSt11char_traitsIcEEcvbEv(ptr noundef nonnull align 8 dereferenceable(264)) local_unnamed_addr #1 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZSt4sortIP1TPFbRKS0_S3_EEvT_S6_T0_(ptr noundef, ptr noundef, ptr noundef) local_unnamed_addr #4

; 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 #1 align 2

attributes #0 = { 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 #1 = { 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 #2 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
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 = { 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 #5 = { 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 #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 = !{!12, !9, i64 0}
!12 = !{!"_ZTS1T", !9, i64 0, !9, i64 4, !9, i64 8}
!13 = distinct !{!13, !14}
!14 = !{!"llvm.loop.mustprogress"}
!15 = distinct !{!15, !14}


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