; LLVM IR from DionysiosB/CodeForces :: 0200-0299 (261A-MaximAndDiscounts)

; 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"

@.str = external hidden unnamed_addr constant [4 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [5 x i8], align 1

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() #0 {
  %1 = alloca i32, align 4
  %2 = alloca i64, align 8
  %3 = alloca i64, align 8
  %4 = alloca i64, align 8
  %5 = alloca i64, align 8
  %6 = alloca i64, align 8
  %7 = alloca ptr, align 8
  %8 = alloca i64, align 8
  %9 = alloca i64, align 8
  %10 = alloca i64, align 8
  store i32 0, ptr %1, align 4
  call void @llvm.lifetime.start.p0(i64 8, ptr %2) #6
  %11 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str, ptr noundef %2)
  call void @llvm.lifetime.start.p0(i64 8, ptr %3) #6
  store i64 100001, ptr %3, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %4) #6
  store i64 0, ptr %4, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %5) #6
  store i64 0, ptr %5, align 8, !tbaa !5
  br label %12

12:                                               ; preds = %25, %0
  %13 = load i64, ptr %5, align 8, !tbaa !5
  %14 = load i64, ptr %2, align 8, !tbaa !5
  %15 = icmp slt i64 %13, %14
  br i1 %15, label %17, label %16

16:                                               ; preds = %12
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #6
  br label %28

17:                                               ; preds = %12
  %18 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str, ptr noundef %4)
  %19 = load i64, ptr %4, align 8, !tbaa !5
  %20 = load i64, ptr %3, align 8, !tbaa !5
  %21 = icmp slt i64 %19, %20
  br i1 %21, label %22, label %24

22:                                               ; preds = %17
  %23 = load i64, ptr %4, align 8, !tbaa !5
  store i64 %23, ptr %3, align 8, !tbaa !5
  br label %24

24:                                               ; preds = %22, %17
  br label %25

25:                                               ; preds = %24
  %26 = load i64, ptr %5, align 8, !tbaa !5
  %27 = add nsw i64 %26, 1
  store i64 %27, ptr %5, align 8, !tbaa !5
  br label %12, !llvm.loop !9

28:                                               ; preds = %16
  call void @llvm.lifetime.start.p0(i64 8, ptr %6) #6
  %29 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str, ptr noundef %6)
  call void @llvm.lifetime.start.p0(i64 8, ptr %7) #6
  %30 = load i64, ptr %6, align 8, !tbaa !5
  %31 = call { i64, i1 } @llvm.umul.with.overflow.i64(i64 %30, i64 8)
  %32 = extractvalue { i64, i1 } %31, 1
  %33 = extractvalue { i64, i1 } %31, 0
  %34 = select i1 %32, i64 -1, i64 %33
  %35 = call noalias noundef nonnull ptr @_Znam(i64 noundef %34) #7
  store ptr %35, ptr %7, align 8, !tbaa !11
  call void @llvm.lifetime.start.p0(i64 8, ptr %8) #6
  store i64 0, ptr %8, align 8, !tbaa !5
  br label %36

36:                                               ; preds = %46, %28
  %37 = load i64, ptr %8, align 8, !tbaa !5
  %38 = load i64, ptr %6, align 8, !tbaa !5
  %39 = icmp slt i64 %37, %38
  br i1 %39, label %41, label %40

40:                                               ; preds = %36
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #6
  br label %49

41:                                               ; preds = %36
  %42 = load ptr, ptr %7, align 8, !tbaa !11
  %43 = load i64, ptr %8, align 8, !tbaa !5
  %44 = getelementptr inbounds i64, ptr %42, i64 %43
  %45 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str, ptr noundef %44)
  br label %46

46:                                               ; preds = %41
  %47 = load i64, ptr %8, align 8, !tbaa !5
  %48 = add nsw i64 %47, 1
  store i64 %48, ptr %8, align 8, !tbaa !5
  br label %36, !llvm.loop !13

49:                                               ; preds = %40
  %50 = load ptr, ptr %7, align 8, !tbaa !11
  %51 = load ptr, ptr %7, align 8, !tbaa !11
  %52 = load i64, ptr %6, align 8, !tbaa !5
  %53 = getelementptr inbounds i64, ptr %51, i64 %52
  call void @_ZSt4sortIPlEvT_S1_(ptr noundef %50, ptr noundef %53)
  call void @llvm.lifetime.start.p0(i64 8, ptr %9) #6
  store i64 0, ptr %9, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %10) #6
  store i64 0, ptr %10, align 8, !tbaa !5
  br label %54

54:                                               ; preds = %74, %49
  %55 = load i64, ptr %6, align 8, !tbaa !5
  %56 = icmp sgt i64 %55, 0
  br i1 %56, label %57, label %75

57:                                               ; preds = %54
  %58 = load ptr, ptr %7, align 8, !tbaa !11
  %59 = load i64, ptr %6, align 8, !tbaa !5
  %60 = add nsw i64 %59, -1
  store i64 %60, ptr %6, align 8, !tbaa !5
  %61 = getelementptr inbounds i64, ptr %58, i64 %60
  %62 = load i64, ptr %61, align 8, !tbaa !5
  %63 = load i64, ptr %10, align 8, !tbaa !5
  %64 = add nsw i64 %63, %62
  store i64 %64, ptr %10, align 8, !tbaa !5
  %65 = load i64, ptr %9, align 8, !tbaa !5
  %66 = add nsw i64 %65, 1
  store i64 %66, ptr %9, align 8, !tbaa !5
  %67 = load i64, ptr %9, align 8, !tbaa !5
  %68 = load i64, ptr %3, align 8, !tbaa !5
  %69 = srem i64 %67, %68
  %70 = icmp eq i64 %69, 0
  br i1 %70, label %71, label %74

71:                                               ; preds = %57
  %72 = load i64, ptr %6, align 8, !tbaa !5
  %73 = sub nsw i64 %72, 2
  store i64 %73, ptr %6, align 8, !tbaa !5
  br label %74

74:                                               ; preds = %71, %57
  br label %54, !llvm.loop !14

75:                                               ; preds = %54
  %76 = load i64, ptr %10, align 8, !tbaa !5
  %77 = call i32 (ptr, ...) @printf(ptr noundef @.str.1, i64 noundef %76)
  call void @llvm.lifetime.end.p0(i64 8, ptr %10) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %9) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %7) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %4) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %3) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %2) #6
  ret i32 0
}

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

declare i32 @__isoc99_scanf(ptr noundef, ...) #2

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

; Function Attrs: nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare { i64, i1 } @llvm.umul.with.overflow.i64(i64, i64) #3

; Function Attrs: nobuiltin allocsize(0)
declare noundef nonnull ptr @_Znam(i64 noundef) #4

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZSt4sortIPlEvT_S1_(ptr noundef, ptr noundef) #5

declare i32 @printf(ptr noundef, ...) #2

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 = { "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 speculatable willreturn memory(none) }
attributes #4 = { nobuiltin allocsize(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 = { nounwind }
attributes #7 = { builtin allocsize(0) }

!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 = !{!"long", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = distinct !{!9, !10}
!10 = !{!"llvm.loop.mustprogress"}
!11 = !{!12, !12, i64 0}
!12 = !{!"any pointer", !7, i64 0}
!13 = distinct !{!13, !10}
!14 = distinct !{!14, !10}


; 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"

@.str = external hidden unnamed_addr constant [4 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [5 x i8], align 1

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() local_unnamed_addr #0 {
  %1 = alloca i64, align 8
  %2 = alloca i64, align 8
  %3 = alloca i64, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %1) #6
  %4 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str, ptr noundef nonnull %1)
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %2) #6
  store i64 0, ptr %2, align 8, !tbaa !5
  %5 = load i64, ptr %1, align 8, !tbaa !5
  %6 = icmp sgt i64 %5, 0
  br i1 %6, label %.lr.ph, label %._crit_edge

._crit_edge:                                      ; preds = %.lr.ph, %0
  %.016.lcssa = phi i64 [ 100001, %0 ], [ %spec.select, %.lr.ph ]
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %3) #6
  %7 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str, ptr noundef nonnull %3)
  %8 = load i64, ptr %3, align 8, !tbaa !5
  %9 = icmp ugt i64 %8, 2305843009213693951
  %10 = shl i64 %8, 3
  %11 = select i1 %9, i64 -1, i64 %10
  %12 = call noalias noundef nonnull ptr @_Znam(i64 noundef %11) #7
  %13 = icmp sgt i64 %8, 0
  br i1 %13, label %.lr.ph25, label %._crit_edge26

.lr.ph:                                           ; preds = %0, %.lr.ph
  %.01622 = phi i64 [ %spec.select, %.lr.ph ], [ 100001, %0 ]
  %.01721 = phi i64 [ %16, %.lr.ph ], [ 0, %0 ]
  %14 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str, ptr noundef nonnull %2)
  %15 = load i64, ptr %2, align 8, !tbaa !5
  %spec.select = call i64 @llvm.smin.i64(i64 %15, i64 %.01622)
  %16 = add nuw nsw i64 %.01721, 1
  %17 = load i64, ptr %1, align 8, !tbaa !5
  %18 = icmp slt i64 %16, %17
  br i1 %18, label %.lr.ph, label %._crit_edge, !llvm.loop !9

._crit_edge26:                                    ; preds = %.lr.ph25, %._crit_edge
  %.lcssa = phi i64 [ %8, %._crit_edge ], [ %24, %.lr.ph25 ]
  %19 = getelementptr inbounds i64, ptr %12, i64 %.lcssa
  call void @_ZSt4sortIPlEvT_S1_(ptr noundef nonnull %12, ptr noundef nonnull %19)
  %.promoted = load i64, ptr %3, align 8, !tbaa !5
  %20 = icmp sgt i64 %.promoted, 0
  br i1 %20, label %.lr.ph31, label %36

.lr.ph25:                                         ; preds = %._crit_edge, %.lr.ph25
  %.01523 = phi i64 [ %23, %.lr.ph25 ], [ 0, %._crit_edge ]
  %21 = getelementptr inbounds i64, ptr %12, i64 %.01523
  %22 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str, ptr noundef nonnull %21)
  %23 = add nuw nsw i64 %.01523, 1
  %24 = load i64, ptr %3, align 8, !tbaa !5
  %25 = icmp slt i64 %23, %24
  br i1 %25, label %.lr.ph25, label %._crit_edge26, !llvm.loop !11

.lr.ph31:                                         ; preds = %._crit_edge26, %.lr.ph31
  %.029 = phi i64 [ %30, %.lr.ph31 ], [ 0, %._crit_edge26 ]
  %.01428 = phi i64 [ %31, %.lr.ph31 ], [ 0, %._crit_edge26 ]
  %26 = phi i64 [ %spec.select35, %.lr.ph31 ], [ %.promoted, %._crit_edge26 ]
  %27 = add nsw i64 %26, -1
  %28 = getelementptr inbounds i64, ptr %12, i64 %27
  %29 = load i64, ptr %28, align 8, !tbaa !5
  %30 = add nsw i64 %29, %.029
  %31 = add nuw nsw i64 %.01428, 1
  %32 = srem i64 %31, %.016.lcssa
  %33 = icmp eq i64 %32, 0
  %34 = add nsw i64 %26, -3
  %spec.select35 = select i1 %33, i64 %34, i64 %27
  %35 = icmp sgt i64 %spec.select35, 0
  br i1 %35, label %.lr.ph31, label %._crit_edge32, !llvm.loop !12

._crit_edge32:                                    ; preds = %.lr.ph31
  store i64 %spec.select35, ptr %3, align 8, !tbaa !5
  br label %36

36:                                               ; preds = %._crit_edge32, %._crit_edge26
  %.0.lcssa = phi i64 [ %30, %._crit_edge32 ], [ 0, %._crit_edge26 ]
  %37 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.1, i64 noundef %.0.lcssa)
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %3) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %2) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %1) #6
  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: nofree nounwind
declare noundef i32 @__isoc99_scanf(ptr nocapture noundef readonly, ...) local_unnamed_addr #2

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

; Function Attrs: nobuiltin allocsize(0)
declare noundef nonnull ptr @_Znam(i64 noundef) local_unnamed_addr #3

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZSt4sortIPlEvT_S1_(ptr noundef, ptr noundef) local_unnamed_addr #4

; Function Attrs: nofree nounwind
declare noundef i32 @printf(ptr nocapture noundef readonly, ...) local_unnamed_addr #2

; Function Attrs: nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare i64 @llvm.smin.i64(i64, i64) #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 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { 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 #3 = { nobuiltin allocsize(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 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 speculatable willreturn memory(none) }
attributes #6 = { nounwind }
attributes #7 = { builtin allocsize(0) }

!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 = !{!"long", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = distinct !{!9, !10}
!10 = !{!"llvm.loop.mustprogress"}
!11 = distinct !{!11, !10}
!12 = distinct !{!12, !10}


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