TAOCP 7.2.1.2 Exercise 24

Section 7.2.1.2: Generating All Permutations

Exercise 24. [25] [25] Solve the following alphametics by hand or by computer: a) SEND + A + TAD + MORE = MONEY. b) ZEROES + ONES = BINARY. (Peter MacDonald, 1977) c) DCLIX + DLXVI = MCCXXV. (Willy Enggren, 1972) d) COUPLE + COUPLE = QUARTET. (Michael R. W. Buckley, 1977) e) FISH + N + CHIPS = SUPPER. (Bob Vinnicombe, 1978) f) SATURN + URANUS + NEPTUNE + PLUTO = PLANETS. (Willy Enggren, 1968) g) EARTH + AIR + FIRE + WATER = NATURE. (Herman Nijon, 1977) h) AN + ACCELERATING + INFERENTIAL + ENGINEERING + TALE + ELITE + GRANT + FEE + ET + CETERA = ARTIFICIAL + INTELLIGENCE. i) HARDY + NESTS = NASTY + HERDS.

Verified: no
Solve time: 5m26s