; LLVM IR from seikhchilli/codeforces-solution :: 1607C (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" }
%"struct.std::greater" = type { i8 }

@_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 i64, align 8
  %3 = alloca i32, align 4
  %4 = alloca ptr, align 8
  %5 = alloca i64, align 8
  %6 = alloca i32, align 4
  %7 = alloca i64, align 8
  %8 = alloca i32, align 4
  %9 = alloca %"struct.std::greater", align 1
  store i32 0, ptr %1, align 4
  %10 = call noundef zeroext i1 @_ZNSt8ios_base15sync_with_stdioEb(i1 noundef zeroext false)
  %11 = load ptr, ptr @_ZSt3cin, align 8, !tbaa !5
  %12 = getelementptr i8, ptr %11, i64 -24
  %13 = load i64, ptr %12, align 8
  %14 = getelementptr inbounds i8, ptr @_ZSt3cin, i64 %13
  %15 = call noundef ptr @_ZNSt9basic_iosIcSt11char_traitsIcEE3tieEPSo(ptr noundef nonnull align 8 dereferenceable(264) %14, ptr noundef null)
  call void @llvm.lifetime.start.p0(i64 8, ptr %2) #7
  %16 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERx(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 8 dereferenceable(8) %2)
  br label %17

17:                                               ; preds = %72, %0
  %18 = load i64, ptr %2, align 8, !tbaa !8
  %19 = add nsw i64 %18, -1
  store i64 %19, ptr %2, align 8, !tbaa !8
  %20 = icmp ne i64 %18, 0
  br i1 %20, label %21, label %81

21:                                               ; preds = %17
  call void @llvm.lifetime.start.p0(i64 4, ptr %3) #7
  %22 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %3)
  %23 = load i32, ptr %3, align 4, !tbaa !11
  %24 = zext i32 %23 to i64
  %25 = call ptr @llvm.stacksave.p0()
  store ptr %25, ptr %4, align 8
  %26 = alloca i32, i64 %24, align 16
  store i64 %24, ptr %5, align 8
  call void @llvm.lifetime.start.p0(i64 4, ptr %6) #7
  store i32 0, ptr %6, align 4, !tbaa !11
  br label %27

27:                                               ; preds = %37, %21
  %28 = load i32, ptr %6, align 4, !tbaa !11
  %29 = load i32, ptr %3, align 4, !tbaa !11
  %30 = icmp slt i32 %28, %29
  br i1 %30, label %32, label %31

31:                                               ; preds = %27
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #7
  br label %40

32:                                               ; preds = %27
  %33 = load i32, ptr %6, align 4, !tbaa !11
  %34 = sext i32 %33 to i64
  %35 = getelementptr inbounds i32, ptr %26, i64 %34
  %36 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %35)
  br label %37

37:                                               ; preds = %32
  %38 = load i32, ptr %6, align 4, !tbaa !11
  %39 = add nsw i32 %38, 1
  store i32 %39, ptr %6, align 4, !tbaa !11
  br label %27, !llvm.loop !13

40:                                               ; preds = %31
  %41 = load i32, ptr %3, align 4, !tbaa !11
  %42 = sext i32 %41 to i64
  %43 = getelementptr inbounds i32, ptr %26, i64 %42
  call void @_ZSt4sortIPiEvT_S1_(ptr noundef %26, ptr noundef %43)
  %44 = load i32, ptr %3, align 4, !tbaa !11
  %45 = zext i32 %44 to i64
  %46 = alloca i32, i64 %45, align 16
  store i64 %45, ptr %7, align 8
  %47 = getelementptr inbounds i32, ptr %26, i64 0
  %48 = load i32, ptr %47, align 16, !tbaa !11
  %49 = getelementptr inbounds i32, ptr %46, i64 0
  store i32 %48, ptr %49, align 16, !tbaa !11
  call void @llvm.lifetime.start.p0(i64 4, ptr %8) #7
  store i32 1, ptr %8, align 4, !tbaa !11
  br label %50

50:                                               ; preds = %69, %40
  %51 = load i32, ptr %8, align 4, !tbaa !11
  %52 = load i32, ptr %3, align 4, !tbaa !11
  %53 = icmp slt i32 %51, %52
  br i1 %53, label %55, label %54

54:                                               ; preds = %50
  call void @llvm.lifetime.end.p0(i64 4, ptr %8) #7
  br label %72

55:                                               ; preds = %50
  %56 = load i32, ptr %8, align 4, !tbaa !11
  %57 = sext i32 %56 to i64
  %58 = getelementptr inbounds i32, ptr %26, i64 %57
  %59 = load i32, ptr %58, align 4, !tbaa !11
  %60 = load i32, ptr %8, align 4, !tbaa !11
  %61 = sub nsw i32 %60, 1
  %62 = sext i32 %61 to i64
  %63 = getelementptr inbounds i32, ptr %26, i64 %62
  %64 = load i32, ptr %63, align 4, !tbaa !11
  %65 = sub nsw i32 %59, %64
  %66 = load i32, ptr %8, align 4, !tbaa !11
  %67 = sext i32 %66 to i64
  %68 = getelementptr inbounds i32, ptr %46, i64 %67
  store i32 %65, ptr %68, align 4, !tbaa !11
  br label %69

69:                                               ; preds = %55
  %70 = load i32, ptr %8, align 4, !tbaa !11
  %71 = add nsw i32 %70, 1
  store i32 %71, ptr %8, align 4, !tbaa !11
  br label %50, !llvm.loop !15

72:                                               ; preds = %54
  %73 = load i32, ptr %3, align 4, !tbaa !11
  %74 = sext i32 %73 to i64
  %75 = getelementptr inbounds i32, ptr %46, i64 %74
  call void @_ZSt4sortIPiSt7greaterIiEEvT_S3_T0_(ptr noundef %46, ptr noundef %75)
  %76 = getelementptr inbounds i32, ptr %46, i64 0
  %77 = load i32, ptr %76, align 16, !tbaa !11
  %78 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef %77)
  %79 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_c(ptr noundef nonnull align 8 dereferenceable(8) %78, i8 noundef signext 10)
  %80 = load ptr, ptr %4, align 8
  call void @llvm.stackrestore.p0(ptr %80)
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #7
  br label %17, !llvm.loop !16

81:                                               ; preds = %17
  call void @llvm.lifetime.end.p0(i64 8, ptr %2) #7
  %82 = load i32, ptr %1, align 4
  ret i32 %82
}

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

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #3

; 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)) #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)) #1

; Function Attrs: nocallback nofree nosync nounwind willreturn
declare ptr @llvm.stacksave.p0() #5

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #3

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZSt4sortIPiEvT_S1_(ptr noundef, ptr noundef) #6

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZSt4sortIPiSt7greaterIiEEvT_S3_T0_(ptr noundef, ptr noundef) #6

; 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) #6

declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8), i32 noundef) #1

; Function Attrs: nocallback nofree nosync nounwind willreturn
declare void @llvm.stackrestore.p0(ptr) #5

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 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #4 = { mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #5 = { nocallback nofree nosync nounwind willreturn }
attributes #6 = { 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 #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 = !{!"long long", !10, i64 0}
!10 = !{!"omnipotent char", !7, i64 0}
!11 = !{!12, !12, i64 0}
!12 = !{!"int", !10, i64 0}
!13 = distinct !{!13, !14}
!14 = !{!"llvm.loop.mustprogress"}
!15 = distinct !{!15, !14}
!16 = distinct !{!16, !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"

%"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" }

@_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 i64, align 8
  %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)
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %1) #7
  %9 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERx(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 8 dereferenceable(8) %1)
  %10 = load i64, ptr %1, align 8, !tbaa !8
  %11 = add nsw i64 %10, -1
  store i64 %11, ptr %1, align 8, !tbaa !8
  %.not17 = icmp eq i64 %10, 0
  br i1 %.not17, label %._crit_edge20, label %.lr.ph19

.lr.ph19:                                         ; preds = %0, %._crit_edge16
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %2) #7
  %12 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %2)
  %13 = load i32, ptr %2, align 4, !tbaa !11
  %14 = zext i32 %13 to i64
  %15 = call ptr @llvm.stacksave.p0()
  %16 = alloca i32, i64 %14, align 16
  %17 = load i32, ptr %2, align 4, !tbaa !11
  %18 = icmp sgt i32 %17, 0
  br i1 %18, label %.lr.ph, label %.lr.ph19.._crit_edge_crit_edge

.lr.ph19.._crit_edge_crit_edge:                   ; preds = %.lr.ph19
  %.pre = sext i32 %17 to i64
  br label %._crit_edge

._crit_edge:                                      ; preds = %.lr.ph, %.lr.ph19.._crit_edge_crit_edge
  %.pre-phi = phi i64 [ %.pre, %.lr.ph19.._crit_edge_crit_edge ], [ %38, %.lr.ph ]
  %19 = getelementptr inbounds i32, ptr %16, i64 %.pre-phi
  call void @_ZSt4sortIPiEvT_S1_(ptr noundef nonnull %16, ptr noundef nonnull %19)
  %20 = load i32, ptr %2, align 4, !tbaa !11
  %21 = zext i32 %20 to i64
  %22 = alloca i32, i64 %21, align 16
  %23 = load i32, ptr %16, align 16, !tbaa !11
  store i32 %23, ptr %22, align 16, !tbaa !11
  %24 = icmp sgt i32 %20, 1
  br i1 %24, label %.lr.ph15.preheader, label %._crit_edge16

.lr.ph15.preheader:                               ; preds = %._crit_edge
  %25 = add nsw i64 %21, -1
  %min.iters.check = icmp ult i32 %20, 9
  br i1 %min.iters.check, label %.lr.ph15.preheader29, label %vector.ph

.lr.ph15.preheader29:                             ; preds = %middle.block, %.lr.ph15.preheader
  %indvars.iv23.ph = phi i64 [ 1, %.lr.ph15.preheader ], [ %ind.end, %middle.block ]
  br label %.lr.ph15

vector.ph:                                        ; preds = %.lr.ph15.preheader
  %n.vec = and i64 %25, -8
  %ind.end = or disjoint i64 %n.vec, 1
  br label %vector.body

vector.body:                                      ; preds = %vector.body, %vector.ph
  %index = phi i64 [ 0, %vector.ph ], [ %index.next, %vector.body ]
  %offset.idx = or disjoint i64 %index, 1
  %26 = getelementptr inbounds i32, ptr %16, i64 %offset.idx
  %27 = getelementptr inbounds i8, ptr %26, i64 16
  %wide.load = load <4 x i32>, ptr %26, align 4, !tbaa !11
  %wide.load26 = load <4 x i32>, ptr %27, align 4, !tbaa !11
  %28 = getelementptr i8, ptr %26, i64 -4
  %29 = getelementptr i8, ptr %26, i64 12
  %wide.load27 = load <4 x i32>, ptr %28, align 16, !tbaa !11
  %wide.load28 = load <4 x i32>, ptr %29, align 16, !tbaa !11
  %30 = sub nsw <4 x i32> %wide.load, %wide.load27
  %31 = sub nsw <4 x i32> %wide.load26, %wide.load28
  %32 = getelementptr inbounds i32, ptr %22, i64 %offset.idx
  %33 = getelementptr inbounds i8, ptr %32, i64 16
  store <4 x i32> %30, ptr %32, align 4, !tbaa !11
  store <4 x i32> %31, ptr %33, align 4, !tbaa !11
  %index.next = add nuw i64 %index, 8
  %34 = icmp eq i64 %index.next, %n.vec
  br i1 %34, label %middle.block, label %vector.body, !llvm.loop !13

middle.block:                                     ; preds = %vector.body
  %cmp.n = icmp eq i64 %25, %n.vec
  br i1 %cmp.n, label %._crit_edge16, label %.lr.ph15.preheader29

.lr.ph:                                           ; preds = %.lr.ph19, %.lr.ph
  %indvars.iv = phi i64 [ %indvars.iv.next, %.lr.ph ], [ 0, %.lr.ph19 ]
  %35 = getelementptr inbounds i32, ptr %16, i64 %indvars.iv
  %36 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %35)
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %37 = load i32, ptr %2, align 4, !tbaa !11
  %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 !17

._crit_edge16:                                    ; preds = %.lr.ph15, %middle.block, %._crit_edge
  %40 = sext i32 %20 to i64
  %41 = getelementptr inbounds i32, ptr %22, i64 %40
  call void @_ZSt4sortIPiSt7greaterIiEEvT_S3_T0_(ptr noundef nonnull %22, ptr noundef nonnull %41)
  %42 = load i32, ptr %22, align 16, !tbaa !11
  %43 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef %42)
  %44 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_c(ptr noundef nonnull align 8 dereferenceable(8) %43, i8 noundef signext 10)
  call void @llvm.stackrestore.p0(ptr %15)
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %2) #7
  %45 = load i64, ptr %1, align 8, !tbaa !8
  %46 = add nsw i64 %45, -1
  store i64 %46, ptr %1, align 8, !tbaa !8
  %.not = icmp eq i64 %45, 0
  br i1 %.not, label %._crit_edge20, label %.lr.ph19, !llvm.loop !18

.lr.ph15:                                         ; preds = %.lr.ph15.preheader29, %.lr.ph15
  %indvars.iv23 = phi i64 [ %indvars.iv.next24, %.lr.ph15 ], [ %indvars.iv23.ph, %.lr.ph15.preheader29 ]
  %47 = getelementptr inbounds i32, ptr %16, i64 %indvars.iv23
  %48 = load i32, ptr %47, align 4, !tbaa !11
  %49 = getelementptr i8, ptr %47, i64 -4
  %50 = load i32, ptr %49, align 4, !tbaa !11
  %51 = sub nsw i32 %48, %50
  %52 = getelementptr inbounds i32, ptr %22, i64 %indvars.iv23
  store i32 %51, ptr %52, align 4, !tbaa !11
  %indvars.iv.next24 = add nuw nsw i64 %indvars.iv23, 1
  %exitcond.not = icmp eq i64 %indvars.iv.next24, %21
  br i1 %exitcond.not, label %._crit_edge16, label %.lr.ph15, !llvm.loop !19

._crit_edge20:                                    ; preds = %._crit_edge16, %0
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %1) #7
  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

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #3

; 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 #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 #1

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn
declare ptr @llvm.stacksave.p0() #5

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #3

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZSt4sortIPiEvT_S1_(ptr noundef, ptr noundef) local_unnamed_addr #6

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZSt4sortIPiSt7greaterIiEEvT_S3_T0_(ptr noundef, ptr noundef) local_unnamed_addr #6

; 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 #6

declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8), i32 noundef) local_unnamed_addr #1

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn
declare void @llvm.stackrestore.p0(ptr) #5

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 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #4 = { mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #5 = { mustprogress nocallback nofree nosync nounwind willreturn }
attributes #6 = { 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 #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 = !{!"long long", !10, i64 0}
!10 = !{!"omnipotent char", !7, i64 0}
!11 = !{!12, !12, i64 0}
!12 = !{!"int", !10, i64 0}
!13 = distinct !{!13, !14, !15, !16}
!14 = !{!"llvm.loop.mustprogress"}
!15 = !{!"llvm.loop.isvectorized", i32 1}
!16 = !{!"llvm.loop.unroll.runtime.disable"}
!17 = distinct !{!17, !14}
!18 = distinct !{!18, !14}
!19 = distinct !{!19, !14, !16, !15}


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