@[hyde_AC](/user/935979) 十年OI一场空，不开long long见祖宗
by penguin_is_cool @ 2023-12-03 14:57:58
unsigned long long 了解一下?
long long 才到2的63次方（个人这么觉得）
by hjsxzz2022 @ 2023-12-12 21:11:43
@[hjsxzz2022](/user/1232509) 不用，这就纯属于见祖宗了
by wrup_AC_28 @ 2024-01-30 14:14:13
@[hjsxzz2022](/user/1232509) @[hyde_AC](/user/935979)
[评测记录](https://www.luogu.com.cn/record/145173930)
by wrup_AC_28 @ 2024-01-30 14:15:24