wtf？我代码#5过了#4TLE？！

P1032 [NOIP2002 提高组] 字串变换

洛谷数据没按大小排序的吧
by Froshine @ 2019-06-24 18:31:23

#4用dfs效率很差，请用bfs
by 尘息Dust @ 2019-07-10 17:30:02