求解

B2110 找第一个只出现一次的字符

Lyz1234567 @ 2025-01-10 11:34:03

0分,求解!!!!!!!!!!


by bsdsdb @ 2025-01-10 11:42:17

@Lyz1234567 打表预处理 \frac{26^{1101}-1}{25} 种情况的答案,然后直接输出即可


by ZYczc @ 2025-01-10 12:52:32

@bsdsdb
说得好啊
毕竟人类是打表进步的阶梯(bushi


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