send more money - krystal: ããã°ã©ãã³ã°è¶ åå¿è (æç³») - Rubyist send + more = money ãæºããããããç°ãªã 0 ä»¥ä¸ 9以ä¸ã®æ° s, e, n, d, m, o, r, y ãæ±ãããï¼ãã ã s, m 㯠0 ã§ãªãï¼ ããã«ãä¸å¦å ¥è©¦ã«åºãããªåé¡ã Ruby 1.8.7以éã§ã¯Array#permutationãå°å ¥ãããã®ã§ããã使ãã (0..9).to_a.permutation(8) do |s, e, n, d, m, o, r, y| next if s == 0 or m == 0 send = s*1000 + e*100 + n*10 + d more = m*1000 + o*100 + r*10 + e money = m*10000 + o*1000 + n*100 + e*10 + y prin
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