摘要:
Description Input Output Sample Input 4 5 1 3 2 5 1 2 1 3 2 4 4 2 4 1 2 4 2 3 4 3 1 4 1 4 1 4 Sample Output 16/3 6/1 HINT 对于所有数据满足 1<=N<=50,000 1<=M<= 阅读全文
posted @ 2016-02-22 19:57
wzj_is_a_juruo
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