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《编程之美》P67有这个题目的详解；异或运算

Posted by 771385494 at 2011-12-29 17:42:02 on Problem 2234

Followed by:

其实原理是证明sg[i]=i恒成立吧。 (0) xuhaoran510 2011-12-29 19:31:02
- ？？sg[]是神马？ (10) 771385494 2011-12-29 21:22:40
  - 用归纳法易证一堆i个棋子的SG值就是i，于是运用SG定理就行了…… 这个才是为啥异或是对的 (14) xuhaoran510 2011-12-29 21:37:05
    - 原来是博弈论，你是大牛，博弈论我才刚刚了解一点点。。。 (27) 771385494 2011-12-30 10:29:15
      - 博弈论真是个让人蛋疼的东西！！！ (16) 771385494 2011-12-30 10:53:22

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