C:\test>rand -M=7 -N=1e5
{ "0" => 13948, 1 => 14522, 2 => 14752, 3 => 14208, 4 => 14032, 5 => 14408, 6 => 14130 }

C:\test>rand -M=10 -N=1e5
{ "0" => 10417, 1 => 10198, 2 => 10158, 3 => 9546, 4 => 10126, 5 => 9764, 6 => 10274, 7 => 9456, 8 => 10155, 9 => 9906 }

C:\test>rand -M=11 -N=1e5
{ "0" => 9109, 1 => 9108, 2 => 9145, 3 => 8820, 4 => 9020, 5 => 9089, 6 => 9525, 7 => 9232, 8 => 9094, 9 => 9166, 10 => 8692 }

C:\test>rand -M=19 -N=1e5
{ "0" => 5265, 1 => 5638, 2 => 5218, 3 => 5211, 4 => 5226, 5 => 5231, 6 => 5382, 7 => 5259, 8 => 5129, 9 => 5377, 10 => 5180, 11 => 5780, 12 => 5263, 13 => 5234, 14 => 4934, 15 => 5210, 16 => 5175, 17 => 5416, 18 => 4872 }

c:\test>rand -M=97 -N=1e5
{ "0" => 962, 1 => 1092, 2 => 991, 3 => 871, 4 => 1031, 5 => 979, 6 => 1088, 7 => 931, 8 => 1056, 9 => 854, 10 => 998, 11 => 936, 12 => 1017, 13 => 1070, 14 => 1001, 15 => 1012, 16 => 1110, 17 => 934, 18 => 1073, 19 => 945, 20 => 887, 21 => 1032, 22 => 979, 23 => 935, 24 => 916, 25 => 986, 26 => 1193, 27 => 1241, 28 => 1108, 29 => 1007, 30 => 1061, 31 => 946, 32 => 992, 33 => 947, 34 => 1160, 35 => 1106, 36 => 1220, 37 => 937, 38 => 942, 39 => 1067, 40 => 976, 41 => 1222, 42 => 1017, 43 => 1147, 44 => 877, 45 => 934, 46 => 865, 47 => 839, 48 => 1268, 49 => 1109, 50 => 1135, 51 => 1046, 52 => 1016, 53 => 1079, 54 => 1055, 55 => 1212, 56 => 1043, 57 => 948, 58 => 1008, 59 => 998, 60 => 900, 61 => 923, 62 => 1095, 63 => 1010, 64 => 1068, 65 => 1252, 66 => 1054, 67 => 1046, 68 => 907, 69 => 1076, 70 => 940, 71 => 1075, 72 => 1186, 73 => 1075, 74 => 1025, 75 => 1055, 76 => 1098, 77 => 985, 78 => 1090, 79 => 1151, 80 => 1059, 81 =>
, 87 => 1157, 88 => 921, 89 => 1045, 90 => 912, 91 => 1093, 92 => 1013, 93 => 1211, 94 => 1026, 95 => 1015, 96 => 1170 }

C:\test>rand -M=100 -N=1e5
{ "0" => 1029, 1 => 1110, 2 => 977, 3 => 1031, 4 => 1008, 5 => 1137, 6 => 998, 7 => 1169, 8 => 915, 9 => 1039, 10 => 879, 11 => 1149, 12 => 967, 13 => 972, 14 => 954, 15 => 967, 16 => 1219, 17 => 1009, 18 => 870, 19 => 858, 20 => 1005, 21 => 1077, 22 => 914, 23 => 930, 24 => 987, 25 => 951, 26 => 979, 27 => 1029, 28 => 1056, 29 => 902, 30 => 965, 31 => 810, 32 => 979, 33 => 1101, 34 => 1009, 35 => 1190, 36 => 868, 37 => 1013, 38 => 981, 39 => 1104, 40 => 905, 41 => 993, 42 => 937, 43 => 1018, 44 => 1098, 45 => 1053, 46 => 898, 47 => 908, 48 => 994, 49 => 1135, 50 => 1174, 51 => 1010, 52 => 967, 53 => 1025, 54 => 995, 55 => 1029, 56 => 875, 57 => 1129, 58 => 908, 59 => 976, 60 => 906, 61 => 922, 62 => 962, 63 => 931, 64 => 1044, 65 => 999, 66 => 980, 67 => 838, 68 => 973, 69 => 1140, 70 => 949, 71 => 965, 72 => 1044, 73 => 940, 74 => 927, 75 => 1107, 76 => 925, 77 => 1045, 78 => 968, 79 => 996, 80 => 890, 81 => 1123, 82 => 119
8 => 990, 89 => 966, 90 => 1072, 91 => 927, 92 => 915, 93 => 1093, 94 => 1063, 95 => 966, 96 => 1056, 97 => 994, 98 => 844, 99 => 1086 }