; LLVM IR from TLE-MEC/Hack-CP-DSA :: Codeforces/Semifinals (soultion)

; 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" }

@n = external dso_local global i32, align 4
@i = external dso_local global i32, align 4
@x = external dso_local global i32, align 4
@y = external dso_local global i32, align 4
@a = external dso_local global [100100 x i32], align 16
@b = external dso_local global [100100 x i32], align 16
@_ZSt3cin = external global %"class.std::basic_istream", align 8
@_ZSt4cout = external global %"class.std::basic_ostream", align 8

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

16:                                               ; preds = %44, %0
  %17 = load i32, ptr @i, align 4, !tbaa !8
  %18 = load i32, ptr @n, align 4, !tbaa !8
  %19 = icmp slt i32 %17, %18
  br i1 %19, label %20, label %47

20:                                               ; preds = %16
  %21 = load i32, ptr @i, align 4, !tbaa !8
  %22 = sext i32 %21 to i64
  %23 = getelementptr inbounds [100100 x i32], ptr @a, i64 0, i64 %22
  %24 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %23)
  %25 = load i32, ptr @i, align 4, !tbaa !8
  %26 = sext i32 %25 to i64
  %27 = getelementptr inbounds [100100 x i32], ptr @b, i64 0, i64 %26
  %28 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %24, ptr noundef nonnull align 4 dereferenceable(4) %27)
  %29 = load i32, ptr @x, align 4, !tbaa !8
  %30 = sext i32 %29 to i64
  %31 = getelementptr inbounds [100100 x i32], ptr @a, i64 0, i64 %30
  %32 = load i32, ptr %31, align 4, !tbaa !8
  %33 = load i32, ptr @y, align 4, !tbaa !8
  %34 = sext i32 %33 to i64
  %35 = getelementptr inbounds [100100 x i32], ptr @b, i64 0, i64 %34
  %36 = load i32, ptr %35, align 4, !tbaa !8
  %37 = icmp slt i32 %32, %36
  br i1 %37, label %38, label %39

38:                                               ; preds = %20
  br label %40

39:                                               ; preds = %20
  br label %40

40:                                               ; preds = %39, %38
  %41 = phi ptr [ @x, %38 ], [ @y, %39 ]
  %42 = load i32, ptr %41, align 4, !tbaa !8
  %43 = add nsw i32 %42, 1
  store i32 %43, ptr %41, align 4, !tbaa !8
  br label %44

44:                                               ; preds = %40
  %45 = load i32, ptr @i, align 4, !tbaa !8
  %46 = add nsw i32 %45, 1
  store i32 %46, ptr @i, align 4, !tbaa !8
  br label %16, !llvm.loop !11

47:                                               ; preds = %16
  store i32 0, ptr @i, align 4, !tbaa !8
  br label %48

48:                                               ; preds = %62, %47
  %49 = load i32, ptr @i, align 4, !tbaa !8
  %50 = load i32, ptr @n, align 4, !tbaa !8
  %51 = icmp slt i32 %49, %50
  br i1 %51, label %52, label %65

52:                                               ; preds = %48
  %53 = load i32, ptr @i, align 4, !tbaa !8
  call void @llvm.lifetime.start.p0(i64 4, ptr %2) #7
  %54 = load i32, ptr @n, align 4, !tbaa !8
  %55 = sdiv i32 %54, 2
  store i32 %55, ptr %2, align 4, !tbaa !8
  %56 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3maxIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4) @x, ptr noundef nonnull align 4 dereferenceable(4) %2)
  %57 = load i32, ptr %56, align 4, !tbaa !8
  %58 = icmp slt i32 %53, %57
  %59 = zext i1 %58 to i64
  %60 = select i1 %58, i8 49, i8 48
  %61 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_c(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i8 noundef signext %60)
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #7
  br label %62

62:                                               ; preds = %52
  %63 = load i32, ptr @i, align 4, !tbaa !8
  %64 = add nsw i32 %63, 1
  store i32 %64, ptr @i, align 4, !tbaa !8
  br label %48, !llvm.loop !13

65:                                               ; preds = %48
  %66 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
  store i32 0, ptr @i, align 4, !tbaa !8
  br label %67

67:                                               ; preds = %81, %65
  %68 = load i32, ptr @i, align 4, !tbaa !8
  %69 = load i32, ptr @n, align 4, !tbaa !8
  %70 = icmp slt i32 %68, %69
  br i1 %70, label %71, label %84

71:                                               ; preds = %67
  %72 = load i32, ptr @i, align 4, !tbaa !8
  call void @llvm.lifetime.start.p0(i64 4, ptr %3) #7
  %73 = load i32, ptr @n, align 4, !tbaa !8
  %74 = sdiv i32 %73, 2
  store i32 %74, ptr %3, align 4, !tbaa !8
  %75 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3maxIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4) @y, ptr noundef nonnull align 4 dereferenceable(4) %3)
  %76 = load i32, ptr %75, align 4, !tbaa !8
  %77 = icmp slt i32 %72, %76
  %78 = zext i1 %77 to i64
  %79 = select i1 %77, i8 49, i8 48
  %80 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_c(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i8 noundef signext %79)
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #7
  br label %81

81:                                               ; preds = %71
  %82 = load i32, ptr @i, align 4, !tbaa !8
  %83 = add nsw i32 %82, 1
  store i32 %83, ptr @i, align 4, !tbaa !8
  br label %67, !llvm.loop !14

84:                                               ; preds = %67
  %85 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
  ret i32 0
}

declare noundef zeroext i1 @_ZNSt8ios_base15sync_with_stdioEb(i1 noundef zeroext) #1

; Function Attrs: mustprogress nounwind uwtable
declare noundef ptr @_ZNSt9basic_iosIcSt11char_traitsIcEE3tieEPSo(ptr noundef nonnull align 8 dereferenceable(264), ptr noundef) #2 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)) #1

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_c(ptr noundef nonnull align 8 dereferenceable(8), i8 noundef signext) #3

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3maxIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) #4

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #5

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #5

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) #6 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)) #3

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 = { "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 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 = { 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 #4 = { 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 #5 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #6 = { 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 #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 = !{!"int", !10, i64 0}
!10 = !{!"omnipotent char", !7, i64 0}
!11 = distinct !{!11, !12}
!12 = !{!"llvm.loop.mustprogress"}
!13 = distinct !{!13, !12}
!14 = distinct !{!14, !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" }

@n = external dso_local global i32, align 4
@i = external dso_local local_unnamed_addr global i32, align 4
@x = external dso_local global i32, align 4
@y = external dso_local global i32, align 4
@a = external dso_local global [100100 x i32], align 16
@b = external dso_local global [100100 x i32], align 16
@_ZSt3cin = external global %"class.std::basic_istream", align 8
@_ZSt4cout = external global %"class.std::basic_ostream", align 8

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() local_unnamed_addr #0 {
  %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)
  %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) @n)
  store i32 0, ptr @i, align 4, !tbaa !8
  %15 = load i32, ptr @n, align 4, !tbaa !8
  %16 = icmp sgt i32 %15, 0
  br i1 %16, label %.lr.ph, label %._crit_edge

.preheader:                                       ; preds = %.lr.ph
  store i32 0, ptr @i, align 4, !tbaa !8
  %17 = icmp sgt i32 %38, 0
  br i1 %17, label %.lr.ph7, label %._crit_edge

.lr.ph:                                           ; preds = %0, %.lr.ph
  %storemerge5 = phi i32 [ %37, %.lr.ph ], [ 0, %0 ]
  %18 = sext i32 %storemerge5 to i64
  %19 = getelementptr inbounds [100100 x i32], ptr @a, i64 0, i64 %18
  %20 = 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) %19)
  %21 = load i32, ptr @i, align 4, !tbaa !8
  %22 = sext i32 %21 to i64
  %23 = getelementptr inbounds [100100 x i32], ptr @b, i64 0, i64 %22
  %24 = tail call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %20, ptr noundef nonnull align 4 dereferenceable(4) %23)
  %25 = load i32, ptr @x, align 4, !tbaa !8
  %26 = sext i32 %25 to i64
  %27 = getelementptr inbounds [100100 x i32], ptr @a, i64 0, i64 %26
  %28 = load i32, ptr %27, align 4, !tbaa !8
  %29 = load i32, ptr @y, align 4, !tbaa !8
  %30 = sext i32 %29 to i64
  %31 = getelementptr inbounds [100100 x i32], ptr @b, i64 0, i64 %30
  %32 = load i32, ptr %31, align 4, !tbaa !8
  %33 = icmp slt i32 %28, %32
  %34 = select i1 %33, i32 %25, i32 %29
  %x.y = select i1 %33, ptr @x, ptr @y
  %35 = add nsw i32 %34, 1
  store i32 %35, ptr %x.y, align 4, !tbaa !8
  %36 = load i32, ptr @i, align 4, !tbaa !8
  %37 = add nsw i32 %36, 1
  store i32 %37, ptr @i, align 4, !tbaa !8
  %38 = load i32, ptr @n, align 4, !tbaa !8
  %39 = icmp slt i32 %37, %38
  br i1 %39, label %.lr.ph, label %.preheader, !llvm.loop !11

.lr.ph7:                                          ; preds = %.preheader, %.lr.ph7
  %40 = phi i32 [ %49, %.lr.ph7 ], [ %38, %.preheader ]
  %storemerge36 = phi i32 [ %48, %.lr.ph7 ], [ 0, %.preheader ]
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %1) #7
  %41 = sdiv i32 %40, 2
  store i32 %41, ptr %1, align 4, !tbaa !8
  %42 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3maxIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4) @x, ptr noundef nonnull align 4 dereferenceable(4) %1)
  %43 = load i32, ptr %42, align 4, !tbaa !8
  %44 = icmp slt i32 %storemerge36, %43
  %45 = select i1 %44, i8 49, i8 48
  %46 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_c(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i8 noundef signext %45)
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %1) #7
  %47 = load i32, ptr @i, align 4, !tbaa !8
  %48 = add nsw i32 %47, 1
  store i32 %48, ptr @i, align 4, !tbaa !8
  %49 = load i32, ptr @n, align 4, !tbaa !8
  %50 = icmp slt i32 %48, %49
  br i1 %50, label %.lr.ph7, label %._crit_edge, !llvm.loop !13

._crit_edge:                                      ; preds = %.lr.ph7, %0, %.preheader
  %51 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef nonnull @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
  store i32 0, ptr @i, align 4, !tbaa !8
  %52 = load i32, ptr @n, align 4, !tbaa !8
  %53 = icmp sgt i32 %52, 0
  br i1 %53, label %.lr.ph10, label %._crit_edge11

.lr.ph10:                                         ; preds = %._crit_edge, %.lr.ph10
  %54 = phi i32 [ %63, %.lr.ph10 ], [ %52, %._crit_edge ]
  %storemerge48 = phi i32 [ %62, %.lr.ph10 ], [ 0, %._crit_edge ]
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %2) #7
  %55 = sdiv i32 %54, 2
  store i32 %55, ptr %2, align 4, !tbaa !8
  %56 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3maxIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4) @y, ptr noundef nonnull align 4 dereferenceable(4) %2)
  %57 = load i32, ptr %56, align 4, !tbaa !8
  %58 = icmp slt i32 %storemerge48, %57
  %59 = select i1 %58, i8 49, i8 48
  %60 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_c(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i8 noundef signext %59)
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %2) #7
  %61 = load i32, ptr @i, align 4, !tbaa !8
  %62 = add nsw i32 %61, 1
  store i32 %62, ptr @i, align 4, !tbaa !8
  %63 = load i32, ptr @n, align 4, !tbaa !8
  %64 = icmp slt i32 %62, %63
  br i1 %64, label %.lr.ph10, label %._crit_edge11, !llvm.loop !14

._crit_edge11:                                    ; preds = %.lr.ph10, %._crit_edge
  %65 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef nonnull @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
  ret i32 0
}

declare noundef zeroext i1 @_ZNSt8ios_base15sync_with_stdioEb(i1 noundef zeroext) local_unnamed_addr #1

; Function Attrs: mustprogress nounwind uwtable
declare noundef ptr @_ZNSt9basic_iosIcSt11char_traitsIcEE3tieEPSo(ptr noundef nonnull align 8 dereferenceable(264), ptr noundef) local_unnamed_addr #2 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 #1

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_c(ptr noundef nonnull align 8 dereferenceable(8), i8 noundef signext) local_unnamed_addr #3

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3maxIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #4

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #5

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #5

; 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 #6 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)) #3

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 = { "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 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 = { 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 #4 = { 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 #5 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #6 = { 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 #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 = !{!"int", !10, i64 0}
!10 = !{!"omnipotent char", !7, i64 0}
!11 = distinct !{!11, !12}
!12 = !{!"llvm.loop.mustprogress"}
!13 = distinct !{!13, !12}
!14 = distinct !{!14, !12}


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