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
7090
7089
7088
7087
7086
7085
7084
7083
7082
7081
7080
7079
7078
7077
7076
7075
7074
7073
7072
7071
7070