Y \ X
2940
2941
2942
2943
2944
2945
2946
2947
2948
2949
2950
2951
2952
2953
2954
2955
2956
2957
2958
2959
2960
2961
2962
2963
2964
2965
2966
2967
2968
2969
2970
2971
2972
2973
2974
2975
2976
2977
2978
2979
2980
4060
4059
4058
4057
4056
4055
4054
4053
4052
4051
4050
4049
4048
4047
4046
4045
4044
4043
4042
4041
4040