; LLVM IR from VastoLorde95/Competitive-Programming :: SPOJ/Random/BAISED (b)

; 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.std::pair" = type { i32, i32 }

@.str = external hidden unnamed_addr constant [3 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [6 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [6 x i8], align 1

; 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
  %4 = alloca i32, align 4
  %5 = alloca i64, align 8
  %6 = alloca [30 x i8], align 16
  %7 = alloca [100000 x %"struct.std::pair"], align 16
  %8 = alloca i32, align 4
  %9 = alloca %"struct.std::pair", align 4
  %10 = alloca i32, align 4
  %11 = alloca i32, align 4
  store i32 0, ptr %1, align 4
  call void @llvm.lifetime.start.p0(i64 4, ptr %2) #7
  call void @llvm.lifetime.start.p0(i64 4, ptr %3) #7
  call void @llvm.lifetime.start.p0(i64 4, ptr %4) #7
  call void @llvm.lifetime.start.p0(i64 8, ptr %5) #7
  call void @llvm.lifetime.start.p0(i64 30, ptr %6) #7
  call void @llvm.lifetime.start.p0(i64 800000, ptr %7) #7
  %12 = getelementptr inbounds [100000 x %"struct.std::pair"], ptr %7, i32 0, i32 0
  %13 = getelementptr inbounds %"struct.std::pair", ptr %12, i64 100000
  br label %14

14:                                               ; preds = %14, %0
  %15 = phi ptr [ %12, %0 ], [ %16, %14 ]
  call void @_ZNSt4pairIiiEC2IiiTnNSt9enable_ifIXsr6__and_ISt37__is_implicitly_default_constructibleIT_ES3_IT0_EEE5valueEbE4typeELb1EEEv(ptr noundef nonnull align 4 dereferenceable(8) %15)
  %16 = getelementptr inbounds %"struct.std::pair", ptr %15, i64 1
  %17 = icmp eq ptr %16, %13
  br i1 %17, label %18, label %14

18:                                               ; preds = %14
  %19 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str, ptr noundef %2)
  br label %20

20:                                               ; preds = %71, %18
  %21 = load i32, ptr %2, align 4, !tbaa !5
  %22 = add nsw i32 %21, -1
  store i32 %22, ptr %2, align 4, !tbaa !5
  %23 = icmp ne i32 %21, 0
  br i1 %23, label %24, label %74

24:                                               ; preds = %20
  %25 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str, ptr noundef %3)
  store i64 0, ptr %5, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 4, ptr %8) #7
  store i32 0, ptr %8, align 4, !tbaa !5
  br label %26

26:                                               ; preds = %41, %24
  %27 = load i32, ptr %8, align 4, !tbaa !5
  %28 = load i32, ptr %3, align 4, !tbaa !5
  %29 = icmp slt i32 %27, %28
  br i1 %29, label %31, label %30

30:                                               ; preds = %26
  call void @llvm.lifetime.end.p0(i64 4, ptr %8) #7
  br label %44

31:                                               ; preds = %26
  %32 = getelementptr inbounds [30 x i8], ptr %6, i64 0, i64 0
  %33 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str.1, ptr noundef %32, ptr noundef %4)
  call void @llvm.lifetime.start.p0(i64 8, ptr %9) #7
  call void @llvm.lifetime.start.p0(i64 4, ptr %10) #7
  %34 = load i32, ptr %8, align 4, !tbaa !5
  %35 = add nsw i32 %34, 1
  store i32 %35, ptr %10, align 4, !tbaa !5
  %36 = call i64 @_ZSt9make_pairIRiiESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS2_INS3_IT0_E4typeEE6__typeEEOS4_OS9_(ptr noundef nonnull align 4 dereferenceable(4) %4, ptr noundef nonnull align 4 dereferenceable(4) %10)
  store i64 %36, ptr %9, align 4
  %37 = load i32, ptr %8, align 4, !tbaa !5
  %38 = sext i32 %37 to i64
  %39 = getelementptr inbounds [100000 x %"struct.std::pair"], ptr %7, i64 0, i64 %38
  %40 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNSt4pairIiiEaSEOS0_(ptr noundef nonnull align 4 dereferenceable(8) %39, ptr noundef nonnull align 4 dereferenceable(8) %9) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %10) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr %9) #7
  br label %41

41:                                               ; preds = %31
  %42 = load i32, ptr %8, align 4, !tbaa !5
  %43 = add nsw i32 %42, 1
  store i32 %43, ptr %8, align 4, !tbaa !5
  br label %26, !llvm.loop !11

44:                                               ; preds = %30
  %45 = getelementptr inbounds [100000 x %"struct.std::pair"], ptr %7, i64 0, i64 0
  %46 = getelementptr inbounds [100000 x %"struct.std::pair"], ptr %7, i64 0, i64 0
  %47 = load i32, ptr %3, align 4, !tbaa !5
  %48 = sext i32 %47 to i64
  %49 = getelementptr inbounds %"struct.std::pair", ptr %46, i64 %48
  call void @_ZSt4sortIPSt4pairIiiEEvT_S3_(ptr noundef %45, ptr noundef %49)
  call void @llvm.lifetime.start.p0(i64 4, ptr %11) #7
  store i32 0, ptr %11, align 4, !tbaa !5
  br label %50

50:                                               ; preds = %68, %44
  %51 = load i32, ptr %11, align 4, !tbaa !5
  %52 = load i32, ptr %3, align 4, !tbaa !5
  %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 %11) #7
  br label %71

55:                                               ; preds = %50
  %56 = load i32, ptr %11, align 4, !tbaa !5
  %57 = add nsw i32 %56, 1
  %58 = load i32, ptr %11, align 4, !tbaa !5
  %59 = sext i32 %58 to i64
  %60 = getelementptr inbounds [100000 x %"struct.std::pair"], ptr %7, i64 0, i64 %59
  %61 = getelementptr inbounds %"struct.std::pair", ptr %60, i32 0, i32 0
  %62 = load i32, ptr %61, align 8, !tbaa !13
  %63 = sub nsw i32 %57, %62
  %64 = call i32 @llvm.abs.i32(i32 %63, i1 true)
  %65 = sext i32 %64 to i64
  %66 = load i64, ptr %5, align 8, !tbaa !9
  %67 = add nsw i64 %66, %65
  store i64 %67, ptr %5, align 8, !tbaa !9
  br label %68

68:                                               ; preds = %55
  %69 = load i32, ptr %11, align 4, !tbaa !5
  %70 = add nsw i32 %69, 1
  store i32 %70, ptr %11, align 4, !tbaa !5
  br label %50, !llvm.loop !15

71:                                               ; preds = %54
  %72 = load i64, ptr %5, align 8, !tbaa !9
  %73 = call i32 (ptr, ...) @printf(ptr noundef @.str.2, i64 noundef %72)
  br label %20, !llvm.loop !16

74:                                               ; preds = %20
  call void @llvm.lifetime.end.p0(i64 800000, ptr %7) #7
  call void @llvm.lifetime.end.p0(i64 30, ptr %6) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %4) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #7
  ret i32 0
}

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt4pairIiiEC2IiiTnNSt9enable_ifIXsr6__and_ISt37__is_implicitly_default_constructibleIT_ES3_IT0_EEE5valueEbE4typeELb1EEEv(ptr noundef nonnull align 4 dereferenceable(8)) unnamed_addr #2 align 2

declare i32 @__isoc99_scanf(ptr noundef, ...) #3

; Function Attrs: mustprogress uwtable
declare dso_local i64 @_ZSt9make_pairIRiiESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS2_INS3_IT0_E4typeEE6__typeEEOS4_OS9_(ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) #4

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(8) ptr @_ZNSt4pairIiiEaSEOS0_(ptr noundef nonnull align 4 dereferenceable(8), ptr noundef nonnull align 4 dereferenceable(8)) #2 align 2

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

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZSt4sortIPSt4pairIiiEEvT_S3_(ptr noundef, ptr noundef) #5

; Function Attrs: nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare i32 @llvm.abs.i32(i32, i1 immarg) #6

declare i32 @printf(ptr noundef, ...) #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 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
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 = { "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #4 = { mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #5 = { inlinehint mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #6 = { nocallback nofree nosync nounwind speculatable willreturn memory(none) }
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 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"long long", !7, i64 0}
!11 = distinct !{!11, !12}
!12 = !{!"llvm.loop.mustprogress"}
!13 = !{!14, !6, i64 0}
!14 = !{!"_ZTSSt4pairIiiE", !6, i64 0, !6, i64 4}
!15 = distinct !{!15, !12}
!16 = distinct !{!16, !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"

%"struct.std::pair" = type { i32, i32 }

@.str = external hidden unnamed_addr constant [3 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [6 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [6 x i8], align 1

; 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 = alloca i32, align 4
  %4 = alloca [30 x i8], align 16
  %5 = alloca [100000 x %"struct.std::pair"], align 16
  %6 = alloca %"struct.std::pair", align 8
  %7 = alloca i32, align 4
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %1) #8
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %2) #8
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %3) #8
  call void @llvm.lifetime.start.p0(i64 30, ptr nonnull %4) #8
  call void @llvm.lifetime.start.p0(i64 800000, ptr nonnull %5) #8
  br label %8

8:                                                ; preds = %8, %0
  %.idx = phi i64 [ 0, %0 ], [ %.add, %8 ]
  %.ptr = getelementptr inbounds i8, ptr %5, i64 %.idx
  call void @_ZNSt4pairIiiEC2IiiTnNSt9enable_ifIXsr6__and_ISt37__is_implicitly_default_constructibleIT_ES3_IT0_EEE5valueEbE4typeELb1EEEv(ptr noundef nonnull align 4 dereferenceable(8) %.ptr)
  %.add = add nuw nsw i64 %.idx, 8
  %9 = icmp eq i64 %.add, 800000
  br i1 %9, label %10, label %8

10:                                               ; preds = %8
  %11 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str, ptr noundef nonnull %1)
  %12 = load i32, ptr %1, align 4, !tbaa !5
  %13 = add nsw i32 %12, -1
  store i32 %13, ptr %1, align 4, !tbaa !5
  %.not21 = icmp eq i32 %12, 0
  br i1 %.not21, label %._crit_edge24, label %.lr.ph23

.lr.ph23:                                         ; preds = %10, %._crit_edge19
  %14 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str, ptr noundef nonnull %2)
  %15 = load i32, ptr %2, align 4, !tbaa !5
  %16 = icmp sgt i32 %15, 0
  br i1 %16, label %.lr.ph, label %.lr.ph23.._crit_edge_crit_edge

.lr.ph23.._crit_edge_crit_edge:                   ; preds = %.lr.ph23
  %.pre = sext i32 %15 to i64
  br label %._crit_edge

._crit_edge:                                      ; preds = %.lr.ph, %.lr.ph23.._crit_edge_crit_edge
  %.pre-phi = phi i64 [ %.pre, %.lr.ph23.._crit_edge_crit_edge ], [ %45, %.lr.ph ]
  %17 = getelementptr inbounds %"struct.std::pair", ptr %5, i64 %.pre-phi
  call void @_ZSt4sortIPSt4pairIiiEEvT_S3_(ptr noundef nonnull %5, ptr noundef nonnull %17)
  %18 = load i32, ptr %2, align 4, !tbaa !5
  %19 = icmp sgt i32 %18, 0
  br i1 %19, label %.lr.ph18.preheader, label %._crit_edge19

.lr.ph18.preheader:                               ; preds = %._crit_edge
  %wide.trip.count = zext nneg i32 %18 to i64
  %min.iters.check = icmp ult i32 %18, 5
  br i1 %min.iters.check, label %.lr.ph18.preheader37, label %vector.ph

.lr.ph18.preheader37:                             ; preds = %middle.block, %.lr.ph18.preheader
  %indvars.iv28.ph = phi i64 [ 0, %.lr.ph18.preheader ], [ %n.vec, %middle.block ]
  %.01115.ph = phi i64 [ 0, %.lr.ph18.preheader ], [ %38, %middle.block ]
  br label %.lr.ph18

vector.ph:                                        ; preds = %.lr.ph18.preheader
  %n.mod.vf = and i64 %wide.trip.count, 3
  %20 = icmp eq i64 %n.mod.vf, 0
  %21 = select i1 %20, i64 4, i64 %n.mod.vf
  %n.vec = sub nsw i64 %wide.trip.count, %21
  br label %vector.body

vector.body:                                      ; preds = %vector.body, %vector.ph
  %index = phi i64 [ 0, %vector.ph ], [ %index.next, %vector.body ]
  %vec.ind = phi <2 x i64> [ <i64 0, i64 1>, %vector.ph ], [ %vec.ind.next, %vector.body ]
  %vec.phi = phi <2 x i64> [ zeroinitializer, %vector.ph ], [ %35, %vector.body ]
  %vec.phi34 = phi <2 x i64> [ zeroinitializer, %vector.ph ], [ %36, %vector.body ]
  %22 = or disjoint i64 %index, 2
  %23 = getelementptr inbounds [100000 x %"struct.std::pair"], ptr %5, i64 0, i64 %index
  %24 = getelementptr inbounds [100000 x %"struct.std::pair"], ptr %5, i64 0, i64 %22
  %wide.vec = load <4 x i32>, ptr %23, align 16, !tbaa !9
  %wide.vec35 = load <4 x i32>, ptr %24, align 16, !tbaa !9
  %strided.vec = shufflevector <4 x i32> %wide.vec, <4 x i32> poison, <2 x i32> <i32 0, i32 2>
  %strided.vec36 = shufflevector <4 x i32> %wide.vec35, <4 x i32> poison, <2 x i32> <i32 0, i32 2>
  %25 = trunc <2 x i64> %vec.ind to <2 x i32>
  %26 = add <2 x i32> %25, <i32 1, i32 1>
  %27 = trunc <2 x i64> %vec.ind to <2 x i32>
  %28 = add <2 x i32> %27, <i32 3, i32 3>
  %29 = sub nsw <2 x i32> %26, %strided.vec
  %30 = sub nsw <2 x i32> %28, %strided.vec36
  %31 = call <2 x i32> @llvm.abs.v2i32(<2 x i32> %29, i1 true)
  %32 = call <2 x i32> @llvm.abs.v2i32(<2 x i32> %30, i1 true)
  %33 = zext nneg <2 x i32> %31 to <2 x i64>
  %34 = zext nneg <2 x i32> %32 to <2 x i64>
  %35 = add <2 x i64> %vec.phi, %33
  %36 = add <2 x i64> %vec.phi34, %34
  %index.next = add nuw i64 %index, 4
  %vec.ind.next = add <2 x i64> %vec.ind, <i64 4, i64 4>
  %37 = icmp eq i64 %index.next, %n.vec
  br i1 %37, label %middle.block, label %vector.body, !llvm.loop !11

middle.block:                                     ; preds = %vector.body
  %bin.rdx = add <2 x i64> %36, %35
  %38 = call i64 @llvm.vector.reduce.add.v2i64(<2 x i64> %bin.rdx)
  br label %.lr.ph18.preheader37

.lr.ph:                                           ; preds = %.lr.ph23, %.lr.ph
  %indvars.iv = phi i64 [ %indvars.iv.next, %.lr.ph ], [ 0, %.lr.ph23 ]
  %39 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str.1, ptr noundef nonnull %4, ptr noundef nonnull %3)
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %6) #8
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %7) #8
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %40 = trunc nuw nsw i64 %indvars.iv.next to i32
  store i32 %40, ptr %7, align 4, !tbaa !5
  %41 = call i64 @_ZSt9make_pairIRiiESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS2_INS3_IT0_E4typeEE6__typeEEOS4_OS9_(ptr noundef nonnull align 4 dereferenceable(4) %3, ptr noundef nonnull align 4 dereferenceable(4) %7)
  store i64 %41, ptr %6, align 8
  %42 = getelementptr inbounds [100000 x %"struct.std::pair"], ptr %5, i64 0, i64 %indvars.iv
  %43 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNSt4pairIiiEaSEOS0_(ptr noundef nonnull align 4 dereferenceable(8) %42, ptr noundef nonnull align 4 dereferenceable(8) %6) #8
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %7) #8
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %6) #8
  %44 = load i32, ptr %2, align 4, !tbaa !5
  %45 = sext i32 %44 to i64
  %46 = icmp slt i64 %indvars.iv.next, %45
  br i1 %46, label %.lr.ph, label %._crit_edge, !llvm.loop !15

._crit_edge19:                                    ; preds = %.lr.ph18, %._crit_edge
  %.011.lcssa = phi i64 [ 0, %._crit_edge ], [ %56, %.lr.ph18 ]
  %47 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.2, i64 noundef %.011.lcssa)
  %48 = load i32, ptr %1, align 4, !tbaa !5
  %49 = add nsw i32 %48, -1
  store i32 %49, ptr %1, align 4, !tbaa !5
  %.not = icmp eq i32 %48, 0
  br i1 %.not, label %._crit_edge24, label %.lr.ph23, !llvm.loop !16

.lr.ph18:                                         ; preds = %.lr.ph18.preheader37, %.lr.ph18
  %indvars.iv28 = phi i64 [ %indvars.iv.next29, %.lr.ph18 ], [ %indvars.iv28.ph, %.lr.ph18.preheader37 ]
  %.01115 = phi i64 [ %56, %.lr.ph18 ], [ %.01115.ph, %.lr.ph18.preheader37 ]
  %indvars.iv.next29 = add nuw nsw i64 %indvars.iv28, 1
  %50 = getelementptr inbounds [100000 x %"struct.std::pair"], ptr %5, i64 0, i64 %indvars.iv28
  %51 = load i32, ptr %50, align 8, !tbaa !9
  %52 = trunc nuw nsw i64 %indvars.iv.next29 to i32
  %53 = sub nsw i32 %52, %51
  %54 = call i32 @llvm.abs.i32(i32 %53, i1 true)
  %55 = zext nneg i32 %54 to i64
  %56 = add nuw nsw i64 %.01115, %55
  %exitcond.not = icmp eq i64 %indvars.iv.next29, %wide.trip.count
  br i1 %exitcond.not, label %._crit_edge19, label %.lr.ph18, !llvm.loop !17

._crit_edge24:                                    ; preds = %._crit_edge19, %10
  call void @llvm.lifetime.end.p0(i64 800000, ptr nonnull %5) #8
  call void @llvm.lifetime.end.p0(i64 30, ptr nonnull %4) #8
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %3) #8
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %2) #8
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %1) #8
  ret i32 0
}

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt4pairIiiEC2IiiTnNSt9enable_ifIXsr6__and_ISt37__is_implicitly_default_constructibleIT_ES3_IT0_EEE5valueEbE4typeELb1EEEv(ptr noundef nonnull align 4 dereferenceable(8)) unnamed_addr #2 align 2

; Function Attrs: nofree nounwind
declare noundef i32 @__isoc99_scanf(ptr nocapture noundef readonly, ...) local_unnamed_addr #3

; Function Attrs: mustprogress uwtable
declare dso_local i64 @_ZSt9make_pairIRiiESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS2_INS3_IT0_E4typeEE6__typeEEOS4_OS9_(ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #4

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(8) ptr @_ZNSt4pairIiiEaSEOS0_(ptr noundef nonnull align 4 dereferenceable(8), ptr noundef nonnull align 4 dereferenceable(8)) local_unnamed_addr #2 align 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: inlinehint mustprogress uwtable
declare dso_local void @_ZSt4sortIPSt4pairIiiEEvT_S3_(ptr noundef, ptr noundef) local_unnamed_addr #5

; Function Attrs: mustprogress nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare i32 @llvm.abs.i32(i32, i1 immarg) #6

; Function Attrs: nofree nounwind
declare noundef i32 @printf(ptr nocapture noundef readonly, ...) local_unnamed_addr #3

; Function Attrs: nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare <2 x i32> @llvm.abs.v2i32(<2 x i32>, i1 immarg) #7

; Function Attrs: nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare i64 @llvm.vector.reduce.add.v2i64(<2 x i64>) #7

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 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
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 = { nofree nounwind "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #4 = { mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #5 = { inlinehint mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #6 = { mustprogress nocallback nofree nosync nounwind speculatable willreturn memory(none) }
attributes #7 = { nocallback nofree nosync nounwind speculatable willreturn memory(none) }
attributes #8 = { 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 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!10, !6, i64 0}
!10 = !{!"_ZTSSt4pairIiiE", !6, i64 0, !6, i64 4}
!11 = distinct !{!11, !12, !13, !14}
!12 = !{!"llvm.loop.mustprogress"}
!13 = !{!"llvm.loop.isvectorized", i32 1}
!14 = !{!"llvm.loop.unroll.runtime.disable"}
!15 = distinct !{!15, !12}
!16 = distinct !{!16, !12}
!17 = distinct !{!17, !12, !14, !13}


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