; LLVM IR from DionysiosB/CodeForces :: 0500-0599 (592C-TheBigRace)

; 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 [16 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [11 x i8], align 1

; Function Attrs: mustprogress uwtable
declare dso_local noundef i64 @_Z3gcdxx(i64 noundef, i64 noundef) #0

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() #1 {
  %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
  store i32 0, ptr %1, align 4
  call void @llvm.lifetime.start.p0(i64 8, ptr %2) #4
  call void @llvm.lifetime.start.p0(i64 8, ptr %3) #4
  call void @llvm.lifetime.start.p0(i64 8, ptr %4) #4
  %10 = 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) #4
  %11 = load i64, ptr %3, align 8, !tbaa !5
  %12 = load i64, ptr %4, align 8, !tbaa !5
  %13 = icmp slt i64 %11, %12
  br i1 %13, label %14, label %16

14:                                               ; preds = %0
  %15 = load i64, ptr %3, align 8, !tbaa !5
  br label %18

16:                                               ; preds = %0
  %17 = load i64, ptr %4, align 8, !tbaa !5
  br label %18

18:                                               ; preds = %16, %14
  %19 = phi i64 [ %15, %14 ], [ %17, %16 ]
  store i64 %19, ptr %5, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %6) #4
  %20 = load i64, ptr %3, align 8, !tbaa !5
  %21 = load i64, ptr %3, align 8, !tbaa !5
  %22 = load i64, ptr %4, align 8, !tbaa !5
  %23 = call noundef i64 @_Z3gcdxx(i64 noundef %21, i64 noundef %22)
  %24 = sdiv i64 %20, %23
  %25 = load i64, ptr %4, align 8, !tbaa !5
  %26 = mul nsw i64 %24, %25
  store i64 %26, ptr %6, align 8, !tbaa !5
  %27 = load i64, ptr %2, align 8, !tbaa !5
  %28 = load i64, ptr %3, align 8, !tbaa !5
  %29 = sdiv i64 %27, %28
  %30 = add nsw i64 %29, 1
  %31 = load i64, ptr %4, align 8, !tbaa !5
  %32 = load i64, ptr %4, align 8, !tbaa !5
  %33 = load i64, ptr %3, align 8, !tbaa !5
  %34 = call noundef i64 @_Z3gcdxx(i64 noundef %32, i64 noundef %33)
  %35 = sdiv i64 %31, %34
  %36 = icmp sle i64 %30, %35
  br i1 %36, label %40, label %37

37:                                               ; preds = %18
  %38 = load i64, ptr %6, align 8, !tbaa !5
  %39 = icmp slt i64 %38, 0
  br i1 %39, label %40, label %43

40:                                               ; preds = %37, %18
  %41 = load i64, ptr %2, align 8, !tbaa !5
  %42 = add nsw i64 %41, 1
  store i64 %42, ptr %6, align 8, !tbaa !5
  br label %43

43:                                               ; preds = %40, %37
  call void @llvm.lifetime.start.p0(i64 8, ptr %7) #4
  %44 = load i64, ptr %2, align 8, !tbaa !5
  %45 = load i64, ptr %6, align 8, !tbaa !5
  %46 = srem i64 %44, %45
  %47 = load i64, ptr %5, align 8, !tbaa !5
  %48 = sub nsw i64 %47, 1
  %49 = icmp slt i64 %46, %48
  br i1 %49, label %50, label %54

50:                                               ; preds = %43
  %51 = load i64, ptr %2, align 8, !tbaa !5
  %52 = load i64, ptr %6, align 8, !tbaa !5
  %53 = srem i64 %51, %52
  br label %57

54:                                               ; preds = %43
  %55 = load i64, ptr %5, align 8, !tbaa !5
  %56 = sub nsw i64 %55, 1
  br label %57

57:                                               ; preds = %54, %50
  %58 = phi i64 [ %53, %50 ], [ %56, %54 ]
  store i64 %58, ptr %7, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %8) #4
  %59 = load i64, ptr %2, align 8, !tbaa !5
  %60 = load i64, ptr %6, align 8, !tbaa !5
  %61 = sdiv i64 %59, %60
  %62 = load i64, ptr %5, align 8, !tbaa !5
  %63 = mul nsw i64 %61, %62
  %64 = load i64, ptr %7, align 8, !tbaa !5
  %65 = add nsw i64 %63, %64
  store i64 %65, ptr %8, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %9) #4
  %66 = load i64, ptr %8, align 8, !tbaa !5
  %67 = load i64, ptr %2, align 8, !tbaa !5
  %68 = call noundef i64 @_Z3gcdxx(i64 noundef %66, i64 noundef %67)
  store i64 %68, ptr %9, align 8, !tbaa !5
  %69 = load i64, ptr %8, align 8, !tbaa !5
  %70 = load i64, ptr %9, align 8, !tbaa !5
  %71 = sdiv i64 %69, %70
  %72 = load i64, ptr %2, align 8, !tbaa !5
  %73 = load i64, ptr %9, align 8, !tbaa !5
  %74 = sdiv i64 %72, %73
  %75 = call i32 (ptr, ...) @printf(ptr noundef @.str.1, i64 noundef %71, i64 noundef %74)
  call void @llvm.lifetime.end.p0(i64 8, ptr %9) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %7) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %4) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %3) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %2) #4
  %76 = load i32, ptr %1, align 4
  ret i32 %76
}

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #2

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

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

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #2

attributes #0 = { 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 #1 = { 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 #2 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
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 = { 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 long", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}


; 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 [16 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [11 x i8], align 1

; Function Attrs: mustprogress uwtable
declare dso_local noundef i64 @_Z3gcdxx(i64 noundef, i64 noundef) local_unnamed_addr #0

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() local_unnamed_addr #1 {
  %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) #5
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %2) #5
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %3) #5
  %4 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str, ptr noundef nonnull %1, ptr noundef nonnull %2, ptr noundef nonnull %3)
  %5 = load i64, ptr %2, align 8
  %6 = load i64, ptr %3, align 8
  %7 = call i64 @llvm.smin.i64(i64 %5, i64 %6)
  %8 = call noundef i64 @_Z3gcdxx(i64 noundef %5, i64 noundef %6)
  %9 = sdiv i64 %5, %8
  %10 = load i64, ptr %3, align 8, !tbaa !5
  %11 = mul nsw i64 %10, %9
  %12 = load i64, ptr %1, align 8, !tbaa !5
  %13 = load i64, ptr %2, align 8, !tbaa !5
  %14 = sdiv i64 %12, %13
  %15 = call noundef i64 @_Z3gcdxx(i64 noundef %10, i64 noundef %13)
  %16 = sdiv i64 %10, %15
  %17 = icmp slt i64 %14, %16
  %18 = icmp slt i64 %11, 0
  %or.cond = select i1 %17, i1 true, i1 %18
  %19 = load i64, ptr %1, align 8
  %20 = add nsw i64 %19, 1
  %.0 = select i1 %or.cond, i64 %20, i64 %11
  %21 = srem i64 %19, %.0
  %22 = add nsw i64 %7, -1
  %23 = call i64 @llvm.smin.i64(i64 %21, i64 %22)
  %24 = sdiv i64 %19, %.0
  %25 = mul nsw i64 %24, %7
  %26 = add nsw i64 %25, %23
  %27 = call noundef i64 @_Z3gcdxx(i64 noundef %26, i64 noundef %19)
  %28 = sdiv i64 %26, %27
  %29 = load i64, ptr %1, align 8, !tbaa !5
  %30 = sdiv i64 %29, %27
  %31 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.1, i64 noundef %28, i64 noundef %30)
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %3) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %2) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %1) #5
  ret i32 0
}

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #2

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

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

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #2

; Function Attrs: nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare i64 @llvm.smin.i64(i64, i64) #4

attributes #0 = { 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 #1 = { 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 #2 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
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 = { nocallback nofree nosync nounwind speculatable willreturn memory(none) }
attributes #5 = { 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 long", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}


; Effective O3 passes: EarlyCSEPass,GlobalOptPass,InferFunctionAttrsPass,InstCombinePass,ReassociatePass,SROAPass,SimplifyCFGPass