回複:24點難題--你能全算出嗎?

回答: 24點難題--你能全算出嗎?Blue_Diamond2011-04-19 03:35:12

(a) 1,3,4,6 = 6/(1-3/4)

(b) 1,5,5,5 = 5*(5-1/5)

(c) 1,6,6,8 = 6/(1-6/8)

(d) 1,8,12,12 = 12/(12/8-1)

(e) 2,2,11,11 = 11*(2+2/11)

(f) 2,2,13,13 = 13*(2-2/13)

(g) 2,3,5,12 = 12/(3-5/2)

(h) 2,4,10,10 = 10*(4/10 +2)

(i) 2,5,5,10 = 5*(5-2/10)

(j) 2,7,7,10 = 7*(10/7+2)

(k) 3,3,7,7 = 7*(3/7+3)

(l) 3,3,8,8 = 8/(3-8/3)

(m) 4,4,7,7 = 7*(4-4/7)

(n) 5,5,7,11 = 5*(7-11/5)

(o) 5,7,7,11 = 7*(5-11/7)

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