nowcoderD Xieldy And His Password
摘要:题意:一个01序列,长度1e6,问有多少子串十进制是3的倍数
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posted @ 2018-04-21 18:04
posted @ 2018-04-21 18:04
posted @ 2018-01-23 21:53
posted @ 2016-07-19 19:39