[('A', 10),
 ('B', 5),
 ('C', 8),
 ('D', 13),
 ('E', 4),
 ('F', 11),
 ('G', 2),
 ('H', 12),
 ('I', 6),
 ('J', 3),
 ('K', 7),
 ('L', 9),
 ('M', 1)]
randomness: ItyptG98nWcBpngJverSoL37mMT4jDr81OZZHlYSyF9RUPa9XO