Y \ X
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
4471
4472
4473
4474
4475
4476
4477
4478
4479
4480
3750
3749
3748
3747
3746
3745
3744
3743
3742
3741
3740
3739
3738
3737
3736
3735
3734
3733
3732
3731
3730