; LLVM IR from DionysiosB/CodeForces :: 1100-1199 (1150A-StockArbitraging)

; 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 [12 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [4 x i8], align 1
@.str.2 = 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 i64, align 8
  %8 = alloca i64, align 8
  %9 = alloca i64, align 8
  %10 = alloca i64, align 8
  %11 = alloca i64, align 8
  store i32 0, ptr %1, align 4
  call void @llvm.lifetime.start.p0(i64 8, ptr %2) #3
  call void @llvm.lifetime.start.p0(i64 8, ptr %3) #3
  call void @llvm.lifetime.start.p0(i64 8, ptr %4) #3
  %12 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str, ptr noundef %2, ptr noundef %3, ptr noundef %4)
  call void @llvm.lifetime.start.p0(i64 8, ptr %5) #3
  store i64 1000000000, ptr %5, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %6) #3
  store i64 0, ptr %6, align 8, !tbaa !5
  br label %13

13:                                               ; preds = %29, %0
  %14 = load i64, ptr %6, align 8, !tbaa !5
  %15 = load i64, ptr %2, align 8, !tbaa !5
  %16 = icmp slt i64 %14, %15
  br i1 %16, label %18, label %17

17:                                               ; preds = %13
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #3
  br label %32

18:                                               ; preds = %13
  call void @llvm.lifetime.start.p0(i64 8, ptr %7) #3
  %19 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str.1, ptr noundef %7)
  %20 = load i64, ptr %5, align 8, !tbaa !5
  %21 = load i64, ptr %7, align 8, !tbaa !5
  %22 = icmp slt i64 %20, %21
  br i1 %22, label %23, label %25

23:                                               ; preds = %18
  %24 = load i64, ptr %5, align 8, !tbaa !5
  br label %27

25:                                               ; preds = %18
  %26 = load i64, ptr %7, align 8, !tbaa !5
  br label %27

27:                                               ; preds = %25, %23
  %28 = phi i64 [ %24, %23 ], [ %26, %25 ]
  store i64 %28, ptr %5, align 8, !tbaa !5
  call void @llvm.lifetime.end.p0(i64 8, ptr %7) #3
  br label %29

29:                                               ; preds = %27
  %30 = load i64, ptr %6, align 8, !tbaa !5
  %31 = add nsw i64 %30, 1
  store i64 %31, ptr %6, align 8, !tbaa !5
  br label %13, !llvm.loop !9

32:                                               ; preds = %17
  call void @llvm.lifetime.start.p0(i64 8, ptr %8) #3
  store i64 -1, ptr %8, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %9) #3
  store i64 0, ptr %9, align 8, !tbaa !5
  br label %33

33:                                               ; preds = %49, %32
  %34 = load i64, ptr %9, align 8, !tbaa !5
  %35 = load i64, ptr %3, align 8, !tbaa !5
  %36 = icmp slt i64 %34, %35
  br i1 %36, label %38, label %37

37:                                               ; preds = %33
  call void @llvm.lifetime.end.p0(i64 8, ptr %9) #3
  br label %52

38:                                               ; preds = %33
  call void @llvm.lifetime.start.p0(i64 8, ptr %10) #3
  %39 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str.1, ptr noundef %10)
  %40 = load i64, ptr %8, align 8, !tbaa !5
  %41 = load i64, ptr %10, align 8, !tbaa !5
  %42 = icmp sgt i64 %40, %41
  br i1 %42, label %43, label %45

43:                                               ; preds = %38
  %44 = load i64, ptr %8, align 8, !tbaa !5
  br label %47

45:                                               ; preds = %38
  %46 = load i64, ptr %10, align 8, !tbaa !5
  br label %47

47:                                               ; preds = %45, %43
  %48 = phi i64 [ %44, %43 ], [ %46, %45 ]
  store i64 %48, ptr %8, align 8, !tbaa !5
  call void @llvm.lifetime.end.p0(i64 8, ptr %10) #3
  br label %49

49:                                               ; preds = %47
  %50 = load i64, ptr %9, align 8, !tbaa !5
  %51 = add nsw i64 %50, 1
  store i64 %51, ptr %9, align 8, !tbaa !5
  br label %33, !llvm.loop !11

52:                                               ; preds = %37
  call void @llvm.lifetime.start.p0(i64 8, ptr %11) #3
  %53 = load i64, ptr %4, align 8, !tbaa !5
  %54 = load i64, ptr %8, align 8, !tbaa !5
  %55 = load i64, ptr %5, align 8, !tbaa !5
  %56 = icmp sgt i64 %54, %55
  %57 = zext i1 %56 to i64
  %58 = load i64, ptr %8, align 8, !tbaa !5
  %59 = load i64, ptr %5, align 8, !tbaa !5
  %60 = sub nsw i64 %58, %59
  %61 = mul nsw i64 %57, %60
  %62 = load i64, ptr %4, align 8, !tbaa !5
  %63 = load i64, ptr %5, align 8, !tbaa !5
  %64 = sdiv i64 %62, %63
  %65 = mul nsw i64 %61, %64
  %66 = add nsw i64 %53, %65
  store i64 %66, ptr %11, align 8, !tbaa !5
  %67 = load i64, ptr %11, align 8, !tbaa !5
  %68 = call i32 (ptr, ...) @printf(ptr noundef @.str.2, i64 noundef %67)
  call void @llvm.lifetime.end.p0(i64 8, ptr %11) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr %4) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr %3) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr %2) #3
  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

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 = { 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 = !{!"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}


; 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 [12 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [4 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [5 x i8], align 1

; Function Attrs: mustprogress nofree norecurse nounwind 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
  %4 = alloca i64, align 8
  %5 = alloca i64, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %1) #4
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %2) #4
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %3) #4
  %6 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str, ptr noundef nonnull %1, ptr noundef nonnull %2, ptr noundef nonnull %3)
  %7 = load i64, ptr %1, align 8, !tbaa !5
  %8 = icmp sgt i64 %7, 0
  br i1 %8, label %.lr.ph, label %.preheader

.preheader:                                       ; preds = %.lr.ph, %0
  %.0.lcssa = phi i64 [ 1000000000, %0 ], [ %13, %.lr.ph ]
  %9 = load i64, ptr %2, align 8, !tbaa !5
  %10 = icmp sgt i64 %9, 0
  br i1 %10, label %.lr.ph21, label %._crit_edge

.lr.ph:                                           ; preds = %0, %.lr.ph
  %.018 = phi i64 [ %13, %.lr.ph ], [ 1000000000, %0 ]
  %.01617 = phi i64 [ %14, %.lr.ph ], [ 0, %0 ]
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %4) #4
  %11 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str.1, ptr noundef nonnull %4)
  %12 = load i64, ptr %4, align 8
  %13 = call i64 @llvm.smin.i64(i64 %.018, i64 %12)
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %4) #4
  %14 = add nuw nsw i64 %.01617, 1
  %15 = load i64, ptr %1, align 8, !tbaa !5
  %16 = icmp slt i64 %14, %15
  br i1 %16, label %.lr.ph, label %.preheader, !llvm.loop !9

._crit_edge:                                      ; preds = %.lr.ph21, %.preheader
  %.015.lcssa = phi i64 [ -1, %.preheader ], [ %27, %.lr.ph21 ]
  %17 = load i64, ptr %3, align 8, !tbaa !5
  %18 = icmp sgt i64 %.015.lcssa, %.0.lcssa
  %19 = sub nsw i64 %.015.lcssa, %.0.lcssa
  %20 = select i1 %18, i64 %19, i64 0
  %21 = sdiv i64 %17, %.0.lcssa
  %22 = mul nsw i64 %21, %20
  %23 = add nsw i64 %22, %17
  %24 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.2, i64 noundef %23)
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %3) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %2) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %1) #4
  ret i32 0

.lr.ph21:                                         ; preds = %.preheader, %.lr.ph21
  %.01420 = phi i64 [ %28, %.lr.ph21 ], [ 0, %.preheader ]
  %.01519 = phi i64 [ %27, %.lr.ph21 ], [ -1, %.preheader ]
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %5) #4
  %25 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str.1, ptr noundef nonnull %5)
  %26 = load i64, ptr %5, align 8
  %27 = call i64 @llvm.smax.i64(i64 %.01519, i64 %26)
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %5) #4
  %28 = add nuw nsw i64 %.01420, 1
  %29 = load i64, ptr %2, align 8, !tbaa !5
  %30 = icmp slt i64 %28, %29
  br i1 %30, label %.lr.ph21, label %._crit_edge, !llvm.loop !11
}

; 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: 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.smax.i64(i64, i64) #3

; Function Attrs: nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare i64 @llvm.smin.i64(i64, i64) #3

attributes #0 = { mustprogress nofree norecurse 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 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 = { nocallback nofree nosync nounwind speculatable willreturn memory(none) }
attributes #4 = { 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 = !{!"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}


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