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
9240
9239
9238
9237
9236
9235
9234
9233
9232
9231
9230
9229
9228
9227
9226
9225
9224
9223
9222
9221
9220