行了是取模的问题wssb by a2lyaXNhbWUgbWFyaXNh @ 2022-10-11 17:19:44
这肯定得wa的,在模之前已经爆了;TLE的话O(n²)肯定超了,既然是前缀和那一定可以前缀和求出,可是试着列几个数字找找规律 by xshs0818 @ 2022-10-26 11:38:40