Y \ X
12850
12851
12852
12853
12854
12855
12856
12857
12858
12859
12860
12861
12862
12863
12864
12865
12866
12867
12868
12869
12870
12871
12872
12873
12874
12875
12876
12877
12878
12879
12880
12881
12882
12883
12884
12885
12886
12887
12888
12889
12890
4100
4099
4098
4097
4096
4095
4094
4093
4092
4091
4090
4089
4088
4087
4086
4085
4084
4083
4082
4081
4080