Y \ X
4660
4661
4662
4663
4664
4665
4666
4667
4668
4669
4670
4671
4672
4673
4674
4675
4676
4677
4678
4679
4680
4681
4682
4683
4684
4685
4686
4687
4688
4689
4690
4691
4692
4693
4694
4695
4696
4697
4698
4699
4700
10000
9999
9998
9997
9996
9995
9994
9993
9992
9991
9990
9989
9988
9987
9986
9985
9984
9983
9982
9981
9980