; LLVM IR from DionysiosB/CodeForces :: 0800-0899 (851B-ArpaAndAnExamAboutGeometry)

; 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 [30 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [4 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [3 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 i8, align 1
  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
  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
  %9 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str, ptr noundef %2, ptr noundef %3, ptr noundef %4, ptr noundef %5, ptr noundef %6, ptr noundef %7)
  call void @llvm.lifetime.start.p0(i64 1, ptr %8) #3
  store i8 1, ptr %8, align 1, !tbaa !5
  %10 = load i64, ptr %4, align 8, !tbaa !9
  %11 = load i64, ptr %2, align 8, !tbaa !9
  %12 = sub nsw i64 %10, %11
  %13 = load i64, ptr %4, align 8, !tbaa !9
  %14 = load i64, ptr %2, align 8, !tbaa !9
  %15 = sub nsw i64 %13, %14
  %16 = mul nsw i64 %12, %15
  %17 = load i64, ptr %5, align 8, !tbaa !9
  %18 = load i64, ptr %3, align 8, !tbaa !9
  %19 = sub nsw i64 %17, %18
  %20 = load i64, ptr %5, align 8, !tbaa !9
  %21 = load i64, ptr %3, align 8, !tbaa !9
  %22 = sub nsw i64 %20, %21
  %23 = mul nsw i64 %19, %22
  %24 = add nsw i64 %16, %23
  %25 = load i64, ptr %6, align 8, !tbaa !9
  %26 = load i64, ptr %4, align 8, !tbaa !9
  %27 = sub nsw i64 %25, %26
  %28 = load i64, ptr %6, align 8, !tbaa !9
  %29 = load i64, ptr %4, align 8, !tbaa !9
  %30 = sub nsw i64 %28, %29
  %31 = mul nsw i64 %27, %30
  %32 = load i64, ptr %7, align 8, !tbaa !9
  %33 = load i64, ptr %5, align 8, !tbaa !9
  %34 = sub nsw i64 %32, %33
  %35 = load i64, ptr %7, align 8, !tbaa !9
  %36 = load i64, ptr %5, align 8, !tbaa !9
  %37 = sub nsw i64 %35, %36
  %38 = mul nsw i64 %34, %37
  %39 = add nsw i64 %31, %38
  %40 = icmp ne i64 %24, %39
  br i1 %40, label %41, label %42

41:                                               ; preds = %0
  store i8 0, ptr %8, align 1, !tbaa !5
  br label %42

42:                                               ; preds = %41, %0
  %43 = load i64, ptr %4, align 8, !tbaa !9
  %44 = load i64, ptr %2, align 8, !tbaa !9
  %45 = sub nsw i64 %43, %44
  %46 = load i64, ptr %7, align 8, !tbaa !9
  %47 = load i64, ptr %3, align 8, !tbaa !9
  %48 = sub nsw i64 %46, %47
  %49 = mul nsw i64 %45, %48
  %50 = load i64, ptr %6, align 8, !tbaa !9
  %51 = load i64, ptr %2, align 8, !tbaa !9
  %52 = sub nsw i64 %50, %51
  %53 = load i64, ptr %5, align 8, !tbaa !9
  %54 = load i64, ptr %3, align 8, !tbaa !9
  %55 = sub nsw i64 %53, %54
  %56 = mul nsw i64 %52, %55
  %57 = icmp eq i64 %49, %56
  br i1 %57, label %75, label %58

58:                                               ; preds = %42
  %59 = load i64, ptr %4, align 8, !tbaa !9
  %60 = load i64, ptr %2, align 8, !tbaa !9
  %61 = sub nsw i64 %59, %60
  %62 = load i64, ptr %7, align 8, !tbaa !9
  %63 = load i64, ptr %3, align 8, !tbaa !9
  %64 = sub nsw i64 %62, %63
  %65 = mul nsw i64 %61, %64
  %66 = load i64, ptr %6, align 8, !tbaa !9
  %67 = load i64, ptr %2, align 8, !tbaa !9
  %68 = sub nsw i64 %66, %67
  %69 = sub nsw i64 0, %68
  %70 = load i64, ptr %5, align 8, !tbaa !9
  %71 = load i64, ptr %3, align 8, !tbaa !9
  %72 = sub nsw i64 %70, %71
  %73 = mul nsw i64 %69, %72
  %74 = icmp eq i64 %65, %73
  br i1 %74, label %75, label %76

75:                                               ; preds = %58, %42
  store i8 0, ptr %8, align 1, !tbaa !5
  br label %76

76:                                               ; preds = %75, %58
  %77 = load i8, ptr %8, align 1, !tbaa !5, !range !11, !noundef !12
  %78 = trunc i8 %77 to i1
  %79 = zext i1 %78 to i64
  %80 = select i1 %78, ptr @.str.1, ptr @.str.2
  %81 = call i32 @puts(ptr noundef %80)
  call void @llvm.lifetime.end.p0(i64 1, 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

declare i32 @puts(ptr noundef) #2

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

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 = !{!"bool", !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 = !{i8 0, i8 2}
!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"

@.str = external hidden unnamed_addr constant [30 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [4 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [3 x i8], align 1

; Function Attrs: mustprogress nofree norecurse nounwind uwtable
define dso_local noundef i32 @main() local_unnamed_addr #0 {
.thread:
  %0 = alloca i64, align 8
  %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 %0) #3
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %1) #3
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %2) #3
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %3) #3
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %4) #3
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %5) #3
  %6 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str, ptr noundef nonnull %0, ptr noundef nonnull %1, ptr noundef nonnull %2, ptr noundef nonnull %3, ptr noundef nonnull %4, ptr noundef nonnull %5)
  %7 = load i64, ptr %2, align 8, !tbaa !5
  %8 = load i64, ptr %0, align 8, !tbaa !5
  %9 = sub nsw i64 %7, %8
  %10 = mul nsw i64 %9, %9
  %11 = load i64, ptr %3, align 8, !tbaa !5
  %12 = load i64, ptr %1, align 8, !tbaa !5
  %13 = sub nsw i64 %11, %12
  %14 = mul nsw i64 %13, %13
  %15 = add nuw nsw i64 %14, %10
  %16 = load i64, ptr %4, align 8, !tbaa !5
  %17 = sub nsw i64 %16, %7
  %18 = mul nsw i64 %17, %17
  %19 = load i64, ptr %5, align 8, !tbaa !5
  %20 = sub nsw i64 %19, %11
  %21 = mul nsw i64 %20, %20
  %22 = add nuw nsw i64 %21, %18
  %.not = icmp eq i64 %15, %22
  %23 = sub nsw i64 %19, %12
  %24 = mul nsw i64 %23, %9
  %25 = sub nsw i64 %16, %8
  %26 = mul nsw i64 %25, %13
  %27 = icmp eq i64 %24, %26
  %28 = sub i64 0, %26
  %29 = icmp eq i64 %24, %28
  %or.cond = or i1 %27, %29
  %cond.fr = freeze i1 %.not
  %spec.select = select i1 %cond.fr, ptr @.str.1, ptr @.str.2
  %30 = select i1 %or.cond, ptr @.str.2, ptr %spec.select
  %31 = call i32 @puts(ptr noundef nonnull dereferenceable(1) %30)
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %5) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %4) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %3) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %2) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %1) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %0) #3
  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: nofree nounwind
declare noundef i32 @puts(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

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 = { 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: CorrelatedValuePropagationPass,EarlyCSEPass,GlobalOptPass,IPSCCPPass,InferFunctionAttrsPass,InstCombinePass,JumpThreadingPass,PostOrderFunctionAttrsPass,ReassociatePass,SROAPass,SimplifyCFGPass