Y \ X
4430
4431
4432
4433
4434
4435
4436
4437
4438
4439
4440
4441
4442
4443
4444
4445
4446
4447
4448
4449
4450
4451
4452
4453
4454
4455
4456
4457
4458
4459
4460
4461
4462
4463
4464
4465
4466
4467
4468
4469
4470
8880
8879
8878
8877
8876
8875
8874
8873
8872
8871
8870
8869
8868
8867
8866
8865
8864
8863
8862
8861
8860