Y \ X
2670
2671
2672
2673
2674
2675
2676
2677
2678
2679
2680
2681
2682
2683
2684
2685
2686
2687
2688
2689
2690
2691
2692
2693
2694
2695
2696
2697
2698
2699
2700
2701
2702
2703
2704
2705
2706
2707
2708
2709
2710
9720
9719
9718
9717
9716
9715
9714
9713
9712
9711
9710
9709
9708
9707
9706
9705
9704
9703
9702
9701
9700