「sdoi2019 - D2T2」移动金币
对 @command_block 没有 implementation 做法的细化。理论来说可以通过,但因为我实现得较劣无法通过。:(把金币中的空隙看作石子,就是一个阶梯 Nim 的模型(有总共 ...
In mathematics you don't understand things, you just get used to them.
In mathematics you don't understand things, you just get used to them.