加油!! by OI_Dragon @ 2024-02-07 14:20:03
@[XiaoYiii](/user/1025891) $mn^2$ 就有 $2 \times 10^7$ 的运算量了,带点常数还是有可能卡到900ms的 by zhanghuanrui @ 2024-02-07 14:39:52