2 100
A 0 B 1000000000
A 1 B 999999999
B 999999998 A 2
B 3 A 999999997
A 4 B 999999996
B 5 A 999999995
A 6 B 999999994
A 7 B 999999993
B 8 A 999999992
B 9 A 999999991
B 999999990 A 10
A 999999989 B 11
B 12 A 999999988
A 13 B 999999987
A 14 B 999999986
B 15 A 999999985
B 999999984 A 16
A 999999983 B 17
A 999999982 B 18
B 19 A 999999981
A 20 B 999999980
A 21 B 999999979
B 22 A 999999978
B 999999977 A 23
B 24 A 999999976
A 25 B 999999975
A 999999974 B 26
A 27 B 999999973
A 999999972 B 28
A 999999971 B 29
B 999999970 A 30
B 999999969 A 31
A 32 B 999999968
A 33 B 999999967
A 999999966 B 34
B 35 A 999999965
B 36 A 999999964
B 37 A 999999963
A 38 B 999999962
A 39 B 999999961
A 999999960 B 40
A 41 B 999999959
B 42 A 999999958
A 43 B 999999957
B 44 A 999999956
B 45 A 999999955
A 46 B 999999954
A 47 B 999999953
B 999999952 A 48
A 999999951 B 49
B 50 A 999999950
A 51 B 999999949
B 999999948 A 52
B 53 A 999999947
B 54 A 999999946
A 999999945 B 55
B 56 A 999999944
B 999999943 A 57
B 58 A 999999942
A 59 B 999999941
B 999999940 A 60
B 61 A 999999939
A 62 B 999999938
B 999999937 A 63
B 64 A 999999936
B 65 A 999999935
A 66 B 999999934
B 67 A 999999933
A 68 B 999999932
B 69 A 999999931
A 70 B 999999930
A 999999929 B 71
B 999999928 A 72
B 999999927 A 73
B 74 A 999999926
A 75 B 999999925
B 999999924 A 76
B 999999923 A 77
A 999999922 B 78
A 999999921 B 79
B 80 A 999999920
A 999999919 B 81
B 82 A 999999918
A 83 B 999999917
B 999999916 A 84
B 85 A 999999915
B 86 A 999999914
A 999999913 B 87
B 88 A 999999912
A 89 B 999999911
B 90 A 999999910
A 999999909 B 91
B 999999908 A 92
B 93 A 999999907
A 999999906 B 94
B 95 A 999999905
A 96 B 999999904
B 999999903 A 97
B 999999902 A 98
B 99 A 999999901