Y \ X
4050
4051
4052
4053
4054
4055
4056
4057
4058
4059
4060
4061
4062
4063
4064
4065
4066
4067
4068
4069
4070
4071
4072
4073
4074
4075
4076
4077
4078
4079
4080
4081
4082
4083
4084
4085
4086
4087
4088
4089
4090
12900
12899
12898
12897
12896
12895
12894
12893
12892
12891
12890
12889
12888
12887
12886
12885
12884
12883
12882
12881
12880