字符串是一个严格的数据结构,在传递字符串的任何地方都存在很多重复的过程。它是隐藏信息的理想工具。
If you're not stubborn, you'll give up on experiments too soon. And if you're not flexible, you'll pound your head against the wall and you won't see a different solution to a problem you're trying to solve.