3种颜色

来源: 于 2010-05-05 08:33:51 [旧帖] [给我悄悄话] 本文已被阅读：次

most odd numbers red,most even numbers white,if we get n1 >n2 and n1-n2=m!,let n2 being black.That's all.
It is from t!-u!=w! no solution.