Y \ X
4450
4451
4452
4453
4454
4455
4456
4457
4458
4459
4460
4461
4462
4463
4464
4465
4466
4467
4468
4469
4470
4471
4472
4473
4474
4475
4476
4477
4478
4479
4480
4481
4482
4483
4484
4485
4486
4487
4488
4489
4490
12430
12429
12428
12427
12426
12425
12424
12423
12422
12421
12420
12419
12418
12417
12416
12415
12414
12413
12412
12411
12410