; LLVM IR from DionysiosB/CodeForces :: 0900-0999 (955A-FeedTheCat)

; 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 [8 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [16 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [7 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 double, 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
  %12 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str, ptr noundef %2, ptr noundef %3)
  call void @llvm.lifetime.start.p0(i64 8, ptr %4) #3
  call void @llvm.lifetime.start.p0(i64 8, ptr %5) #3
  call void @llvm.lifetime.start.p0(i64 8, ptr %6) #3
  call void @llvm.lifetime.start.p0(i64 8, ptr %7) #3
  %13 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str.1, ptr noundef %4, ptr noundef %5, ptr noundef %6, ptr noundef %7)
  call void @llvm.lifetime.start.p0(i64 8, ptr %8) #3
  store double 0.000000e+00, ptr %8, align 8, !tbaa !5
  %14 = load i64, ptr %2, align 8, !tbaa !9
  %15 = icmp sge i64 %14, 20
  br i1 %15, label %16, label %27

16:                                               ; preds = %0
  %17 = load i64, ptr %4, align 8, !tbaa !9
  %18 = load i64, ptr %7, align 8, !tbaa !9
  %19 = add nsw i64 %17, %18
  %20 = sub nsw i64 %19, 1
  %21 = load i64, ptr %7, align 8, !tbaa !9
  %22 = sdiv i64 %20, %21
  %23 = load i64, ptr %6, align 8, !tbaa !9
  %24 = mul nsw i64 %22, %23
  %25 = sitofp i64 %24 to double
  %26 = fmul double %25, 8.000000e-01
  store double %26, ptr %8, align 8, !tbaa !5
  br label %66

27:                                               ; preds = %0
  call void @llvm.lifetime.start.p0(i64 8, ptr %9) #3
  %28 = load i64, ptr %2, align 8, !tbaa !9
  %29 = mul nsw i64 %28, 60
  %30 = load i64, ptr %3, align 8, !tbaa !9
  %31 = add nsw i64 %29, %30
  %32 = sub nsw i64 1200, %31
  store i64 %32, ptr %9, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 8, ptr %10) #3
  %33 = load i64, ptr %4, align 8, !tbaa !9
  %34 = load i64, ptr %7, align 8, !tbaa !9
  %35 = add nsw i64 %33, %34
  %36 = sub nsw i64 %35, 1
  %37 = load i64, ptr %7, align 8, !tbaa !9
  %38 = sdiv i64 %36, %37
  %39 = load i64, ptr %6, align 8, !tbaa !9
  %40 = mul nsw i64 %38, %39
  store i64 %40, ptr %10, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 8, ptr %11) #3
  %41 = load i64, ptr %4, align 8, !tbaa !9
  %42 = load i64, ptr %9, align 8, !tbaa !9
  %43 = load i64, ptr %5, align 8, !tbaa !9
  %44 = mul nsw i64 %42, %43
  %45 = add nsw i64 %41, %44
  %46 = load i64, ptr %7, align 8, !tbaa !9
  %47 = add nsw i64 %45, %46
  %48 = sub nsw i64 %47, 1
  %49 = load i64, ptr %7, align 8, !tbaa !9
  %50 = sdiv i64 %48, %49
  %51 = load i64, ptr %6, align 8, !tbaa !9
  %52 = mul nsw i64 %50, %51
  %53 = sitofp i64 %52 to double
  %54 = fmul double %53, 8.000000e-01
  %55 = fptosi double %54 to i64
  store i64 %55, ptr %11, align 8, !tbaa !9
  %56 = load i64, ptr %10, align 8, !tbaa !9
  %57 = load i64, ptr %11, align 8, !tbaa !9
  %58 = icmp slt i64 %56, %57
  br i1 %58, label %59, label %61

59:                                               ; preds = %27
  %60 = load i64, ptr %10, align 8, !tbaa !9
  br label %63

61:                                               ; preds = %27
  %62 = load i64, ptr %11, align 8, !tbaa !9
  br label %63

63:                                               ; preds = %61, %59
  %64 = phi i64 [ %60, %59 ], [ %62, %61 ]
  %65 = sitofp i64 %64 to double
  store double %65, ptr %8, align 8, !tbaa !5
  call void @llvm.lifetime.end.p0(i64 8, ptr %11) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr %10) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr %9) #3
  br label %66

66:                                               ; preds = %63, %16
  %67 = load double, ptr %8, align 8, !tbaa !5
  %68 = call i32 (ptr, ...) @printf(ptr noundef @.str.2, double noundef %67)
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr %7) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #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 = !{!"double", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"long", !7, i64 0}


; 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 [8 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [16 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [7 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
  %6 = 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
  %7 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str, ptr noundef nonnull %1, ptr noundef nonnull %2)
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %3) #4
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %4) #4
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %5) #4
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %6) #4
  %8 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str.1, ptr noundef nonnull %3, ptr noundef nonnull %4, ptr noundef nonnull %5, ptr noundef nonnull %6)
  %9 = load i64, ptr %1, align 8, !tbaa !5
  %10 = icmp sgt i64 %9, 19
  br i1 %10, label %11, label %21

11:                                               ; preds = %0
  %12 = load i64, ptr %3, align 8, !tbaa !5
  %13 = load i64, ptr %6, align 8, !tbaa !5
  %14 = add i64 %12, -1
  %15 = add i64 %14, %13
  %16 = sdiv i64 %15, %13
  %17 = load i64, ptr %5, align 8, !tbaa !5
  %18 = mul nsw i64 %17, %16
  %19 = sitofp i64 %18 to double
  %20 = fmul double %19, 8.000000e-01
  br label %41

21:                                               ; preds = %0
  %22 = load i64, ptr %2, align 8, !tbaa !5
  %.neg = mul i64 %9, -60
  %.neg7 = add i64 %.neg, 1200
  %23 = sub i64 %.neg7, %22
  %24 = load i64, ptr %3, align 8, !tbaa !5
  %25 = load i64, ptr %6, align 8, !tbaa !5
  %26 = add i64 %24, -1
  %27 = add i64 %26, %25
  %28 = sdiv i64 %27, %25
  %29 = load i64, ptr %5, align 8, !tbaa !5
  %30 = mul nsw i64 %29, %28
  %31 = load i64, ptr %4, align 8, !tbaa !5
  %32 = mul nsw i64 %31, %23
  %33 = add i64 %27, %32
  %34 = sdiv i64 %33, %25
  %35 = mul nsw i64 %34, %29
  %36 = sitofp i64 %35 to double
  %37 = fmul double %36, 8.000000e-01
  %38 = fptosi double %37 to i64
  %39 = call i64 @llvm.smin.i64(i64 %30, i64 %38)
  %40 = sitofp i64 %39 to double
  br label %41

41:                                               ; preds = %21, %11
  %.0 = phi double [ %20, %11 ], [ %40, %21 ]
  %42 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.2, double noundef %.0)
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %6) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %5) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %4) #4
  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
}

; 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.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"}


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