MCM = 40
4, 6, 7
MCM = 1092
MCM = 126
7, 12 ,13
3, 5 , 7
9, 6, 7
MCM = 30
MCM = 84
MCM = 105
5, 10, 15
7, 4, 15
MCM = 420
2, 5, 8
