不需要long long啊
by V_HAPPY666 @ 2024-04-14 20:53:36
@[SixSeven](/user/1286053)
不需要开long long。
因为最坏的情况,乘到1000000,再乘a最大值100,等于100000000,开int就行了
by LINYUHENG @ 2024-04-25 19:35:17