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话说那个Bulgarian solitaire问题是怎么证的

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If is a triangular number (that is, for some ), then it is known that Bulgarian solitaire will reach a stable configuration in which the sizes of the piles are . This state is reached in moves or fewer.
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IP属地:北京1楼2014-02-15 20:13回复
    忘了翻译了...抱歉
    题目大意是说,k为正整数,N=1+2+3+...+k,把N张卡片分成任意若干堆
    每次操作是从每一堆中拿出一张卡片作为新的一堆
    求证不超过k^2-k次操作后总能达到稳定状态:共有k堆卡片,且每堆卡片所含有卡片数分别为1,2,3,...,k


    IP属地:北京4楼2014-02-15 21:30
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