@heir:
d77 = (40) = 40
d77 = (40) = 40d777 = (425) = 425d20%5 = (13)%5 = 3d777 = (377) = 377d20%2 = (17)%2 = 1d20%2 = (3)%2 = 1d20-13 it's a 0 = (13)-13 = 0d20%2 = (1)%2 = 1d20%2 = (10)%2 = 0d77 = (54) = 54d77 = (8) = 8d77 = (53) = 53d77 = (62) = 62d77 = (23) = 23d77 = (36) = 36d77 = (23) = 23d77 = (53) = 53d77 = (56) = 56d77 = (18) = 18d77 = (52) = 52d77 = (74) = 74d77 = (33) = 33d77 = (63) = 63d77 = (62) = 62d77 = (16) = 16d77 = (53) = 53d77 = (10) = 10d77 = (75) = 75d77 = (16) = 16d77 = (14) = 14d77 = (74) = 74d77 = (45) = 45d77 = (5) = 5d77 = (36) = 36d77 = (24) = 24d77 = (19) = 19