; LLVM IR from tangjz/acm-icpc :: 51nod (1415)

; 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"

@t = external dso_local global i32, align 4
@ans = external dso_local global i32, align 4
@a = external dso_local global i64, align 8
@b = external dso_local global i64, align 8
@c = external dso_local global i64, align 8
@r = external dso_local global i64, align 8
@ab = external dso_local global i64, align 8
@ac = external dso_local global i64, align 8
@bc = external dso_local global i64, align 8
@.str = external hidden unnamed_addr constant [3 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [13 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [4 x i8], align 1

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() #0 {
  %1 = alloca i32, align 4
  store i32 0, ptr %1, align 4
  %2 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str, ptr noundef @t)
  br label %3

3:                                                ; preds = %78, %0
  %4 = load i32, ptr @t, align 4, !tbaa !5
  %5 = add nsw i32 %4, -1
  store i32 %5, ptr @t, align 4, !tbaa !5
  %6 = icmp ne i32 %4, 0
  br i1 %6, label %7, label %81

7:                                                ; preds = %3
  %8 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str.1, ptr noundef @a, ptr noundef @b, ptr noundef @c)
  %9 = load i64, ptr @a, align 8, !tbaa !9
  %10 = load i64, ptr @b, align 8, !tbaa !9
  %11 = load i64, ptr @c, align 8, !tbaa !9
  %12 = call noundef i64 @_ZSt5__gcdIxET_S0_S0_(i64 noundef %10, i64 noundef %11)
  %13 = call noundef i64 @_ZSt5__gcdIxET_S0_S0_(i64 noundef %9, i64 noundef %12)
  store i64 %13, ptr @r, align 8, !tbaa !9
  %14 = load i64, ptr @r, align 8, !tbaa !9
  %15 = load i64, ptr @a, align 8, !tbaa !9
  %16 = sdiv i64 %15, %14
  store i64 %16, ptr @a, align 8, !tbaa !9
  %17 = load i64, ptr @r, align 8, !tbaa !9
  %18 = load i64, ptr @b, align 8, !tbaa !9
  %19 = sdiv i64 %18, %17
  store i64 %19, ptr @b, align 8, !tbaa !9
  %20 = load i64, ptr @r, align 8, !tbaa !9
  %21 = load i64, ptr @c, align 8, !tbaa !9
  %22 = sdiv i64 %21, %20
  store i64 %22, ptr @c, align 8, !tbaa !9
  %23 = load i64, ptr @a, align 8, !tbaa !9
  %24 = load i64, ptr @b, align 8, !tbaa !9
  %25 = call noundef i64 @_ZSt5__gcdIxET_S0_S0_(i64 noundef %23, i64 noundef %24)
  %26 = srem i64 %25, 1000000007
  store i64 %26, ptr @ab, align 8, !tbaa !9
  %27 = load i64, ptr @a, align 8, !tbaa !9
  %28 = load i64, ptr @c, align 8, !tbaa !9
  %29 = call noundef i64 @_ZSt5__gcdIxET_S0_S0_(i64 noundef %27, i64 noundef %28)
  %30 = srem i64 %29, 1000000007
  store i64 %30, ptr @ac, align 8, !tbaa !9
  %31 = load i64, ptr @b, align 8, !tbaa !9
  %32 = load i64, ptr @c, align 8, !tbaa !9
  %33 = call noundef i64 @_ZSt5__gcdIxET_S0_S0_(i64 noundef %31, i64 noundef %32)
  %34 = srem i64 %33, 1000000007
  store i64 %34, ptr @bc, align 8, !tbaa !9
  %35 = load i64, ptr @a, align 8, !tbaa !9
  %36 = srem i64 %35, 1000000007
  store i64 %36, ptr @a, align 8, !tbaa !9
  %37 = load i64, ptr @b, align 8, !tbaa !9
  %38 = srem i64 %37, 1000000007
  store i64 %38, ptr @b, align 8, !tbaa !9
  %39 = load i64, ptr @c, align 8, !tbaa !9
  %40 = srem i64 %39, 1000000007
  store i64 %40, ptr @c, align 8, !tbaa !9
  %41 = load i64, ptr @r, align 8, !tbaa !9
  %42 = srem i64 %41, 1000000007
  store i64 %42, ptr @r, align 8, !tbaa !9
  %43 = load i64, ptr @a, align 8, !tbaa !9
  %44 = load i64, ptr @b, align 8, !tbaa !9
  %45 = mul nsw i64 %43, %44
  %46 = load i64, ptr @a, align 8, !tbaa !9
  %47 = load i64, ptr @c, align 8, !tbaa !9
  %48 = mul nsw i64 %46, %47
  %49 = add nsw i64 %45, %48
  %50 = load i64, ptr @b, align 8, !tbaa !9
  %51 = load i64, ptr @c, align 8, !tbaa !9
  %52 = mul nsw i64 %50, %51
  %53 = add nsw i64 %49, %52
  %54 = load i64, ptr @ab, align 8, !tbaa !9
  %55 = load i64, ptr @ac, align 8, !tbaa !9
  %56 = mul nsw i64 %54, %55
  %57 = srem i64 %56, 1000000007
  %58 = load i64, ptr @bc, align 8, !tbaa !9
  %59 = mul nsw i64 %57, %58
  %60 = sub nsw i64 %53, %59
  %61 = srem i64 %60, 1000000007
  %62 = mul nsw i64 %61, 500000004
  %63 = srem i64 %62, 1000000007
  %64 = load i64, ptr @r, align 8, !tbaa !9
  %65 = mul nsw i64 %63, %64
  %66 = srem i64 %65, 1000000007
  %67 = load i64, ptr @r, align 8, !tbaa !9
  %68 = mul nsw i64 %66, %67
  %69 = srem i64 %68, 1000000007
  %70 = trunc i64 %69 to i32
  store i32 %70, ptr @ans, align 4, !tbaa !5
  %71 = load i32, ptr @ans, align 4, !tbaa !5
  %72 = icmp slt i32 %71, 0
  br i1 %72, label %73, label %76

73:                                               ; preds = %7
  %74 = load i32, ptr @ans, align 4, !tbaa !5
  %75 = add nsw i32 %74, 1000000007
  br label %78

76:                                               ; preds = %7
  %77 = load i32, ptr @ans, align 4, !tbaa !5
  br label %78

78:                                               ; preds = %76, %73
  %79 = phi i32 [ %75, %73 ], [ %77, %76 ]
  %80 = call i32 (ptr, ...) @printf(ptr noundef @.str.2, i32 noundef %79)
  br label %3, !llvm.loop !11

81:                                               ; preds = %3
  ret i32 0
}

declare i32 @__isoc99_scanf(ptr noundef, ...) #1

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZSt5__gcdIxET_S0_S0_(i64 noundef, i64 noundef) #2

declare i32 @printf(ptr noundef, ...) #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 = { "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 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" }

!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 = !{!"int", !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 = distinct !{!11, !12}
!12 = !{!"llvm.loop.mustprogress"}


; 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"

@t = external dso_local global i32, align 4
@ans = external dso_local local_unnamed_addr global i32, align 4
@a = external dso_local global i64, align 8
@b = external dso_local global i64, align 8
@c = external dso_local global i64, align 8
@r = external dso_local local_unnamed_addr global i64, align 8
@ab = external dso_local local_unnamed_addr global i64, align 8
@ac = external dso_local local_unnamed_addr global i64, align 8
@bc = external dso_local local_unnamed_addr global i64, align 8
@.str = external hidden unnamed_addr constant [3 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [13 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [4 x i8], align 1

; Function Attrs: mustprogress norecurse nounwind uwtable
define dso_local noundef i32 @main() local_unnamed_addr #0 {
  %1 = tail call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str, ptr noundef nonnull @t)
  %2 = load i32, ptr @t, align 4, !tbaa !5
  %3 = add nsw i32 %2, -1
  store i32 %3, ptr @t, align 4, !tbaa !5
  %.not1 = icmp eq i32 %2, 0
  br i1 %.not1, label %._crit_edge, label %.lr.ph

.lr.ph:                                           ; preds = %0, %.lr.ph
  %4 = tail call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str.1, ptr noundef nonnull @a, ptr noundef nonnull @b, ptr noundef nonnull @c)
  %5 = load i64, ptr @a, align 8, !tbaa !9
  %6 = load i64, ptr @b, align 8, !tbaa !9
  %7 = load i64, ptr @c, align 8, !tbaa !9
  %8 = tail call noundef i64 @_ZSt5__gcdIxET_S0_S0_(i64 noundef %6, i64 noundef %7)
  %9 = tail call noundef i64 @_ZSt5__gcdIxET_S0_S0_(i64 noundef %5, i64 noundef %8)
  store i64 %9, ptr @r, align 8, !tbaa !9
  %10 = load i64, ptr @a, align 8, !tbaa !9
  %11 = sdiv i64 %10, %9
  store i64 %11, ptr @a, align 8, !tbaa !9
  %12 = load i64, ptr @b, align 8, !tbaa !9
  %13 = sdiv i64 %12, %9
  store i64 %13, ptr @b, align 8, !tbaa !9
  %14 = load i64, ptr @c, align 8, !tbaa !9
  %15 = sdiv i64 %14, %9
  store i64 %15, ptr @c, align 8, !tbaa !9
  %16 = tail call noundef i64 @_ZSt5__gcdIxET_S0_S0_(i64 noundef %11, i64 noundef %13)
  %17 = srem i64 %16, 1000000007
  store i64 %17, ptr @ab, align 8, !tbaa !9
  %18 = load i64, ptr @a, align 8, !tbaa !9
  %19 = load i64, ptr @c, align 8, !tbaa !9
  %20 = tail call noundef i64 @_ZSt5__gcdIxET_S0_S0_(i64 noundef %18, i64 noundef %19)
  %21 = srem i64 %20, 1000000007
  store i64 %21, ptr @ac, align 8, !tbaa !9
  %22 = load i64, ptr @b, align 8, !tbaa !9
  %23 = load i64, ptr @c, align 8, !tbaa !9
  %24 = tail call noundef i64 @_ZSt5__gcdIxET_S0_S0_(i64 noundef %22, i64 noundef %23)
  %25 = srem i64 %24, 1000000007
  store i64 %25, ptr @bc, align 8, !tbaa !9
  %26 = load i64, ptr @a, align 8, !tbaa !9
  %27 = srem i64 %26, 1000000007
  store i64 %27, ptr @a, align 8, !tbaa !9
  %28 = load i64, ptr @b, align 8, !tbaa !9
  %29 = srem i64 %28, 1000000007
  store i64 %29, ptr @b, align 8, !tbaa !9
  %30 = load i64, ptr @c, align 8, !tbaa !9
  %31 = srem i64 %30, 1000000007
  store i64 %31, ptr @c, align 8, !tbaa !9
  %32 = load i64, ptr @r, align 8, !tbaa !9
  %33 = srem i64 %32, 1000000007
  store i64 %33, ptr @r, align 8, !tbaa !9
  %34 = add nsw i64 %31, %29
  %35 = mul nsw i64 %34, %27
  %36 = mul nsw i64 %31, %29
  %37 = add nsw i64 %35, %36
  %38 = load i64, ptr @ab, align 8, !tbaa !9
  %39 = load i64, ptr @ac, align 8, !tbaa !9
  %40 = mul nsw i64 %39, %38
  %41 = srem i64 %40, 1000000007
  %42 = mul nsw i64 %41, %25
  %43 = sub nsw i64 %37, %42
  %44 = srem i64 %43, 1000000007
  %45 = mul nsw i64 %44, 500000004
  %46 = srem i64 %45, 1000000007
  %47 = mul nsw i64 %46, %33
  %48 = srem i64 %47, 1000000007
  %49 = mul nsw i64 %48, %33
  %50 = srem i64 %49, 1000000007
  %51 = trunc nsw i64 %50 to i32
  store i32 %51, ptr @ans, align 4, !tbaa !5
  %52 = icmp slt i64 %50, 0
  %53 = add nsw i32 %51, 1000000007
  %54 = select i1 %52, i32 %53, i32 %51
  %55 = tail call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.2, i32 noundef %54)
  %56 = load i32, ptr @t, align 4, !tbaa !5
  %57 = add nsw i32 %56, -1
  store i32 %57, ptr @t, align 4, !tbaa !5
  %.not = icmp eq i32 %56, 0
  br i1 %.not, label %._crit_edge, label %.lr.ph, !llvm.loop !11

._crit_edge:                                      ; preds = %.lr.ph, %0
  ret i32 0
}

; Function Attrs: nofree nounwind
declare noundef i32 @__isoc99_scanf(ptr nocapture noundef readonly, ...) local_unnamed_addr #1

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZSt5__gcdIxET_S0_S0_(i64 noundef, i64 noundef) local_unnamed_addr #2

; Function Attrs: nofree nounwind
declare noundef i32 @printf(ptr nocapture noundef readonly, ...) local_unnamed_addr #1

attributes #0 = { mustprogress 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 = { 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 #2 = { mustprogress 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" }

!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 = !{!"int", !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 = distinct !{!11, !12}
!12 = !{!"llvm.loop.mustprogress"}


; Effective O3 passes: CorrelatedValuePropagationPass,EarlyCSEPass,GlobalOptPass,IPSCCPPass,InferFunctionAttrsPass,InstCombinePass,JumpThreadingPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,PostOrderFunctionAttrsPass,ReassociatePass,SCCPPass,SROAPass,SimplifyCFGPass,TailCallElimPass