比如，“换句话说”=“in other words”。 今天我们来学习in other words的其它表达。 今年有个网络新词叫“真香怪”，不熟悉的这个词的人会问：什么是“真香怪”？换句话说，就是：发誓不去做某件事但最后还是去做了的人。比如，发誓说减肥不吃晚饭，结果看到 ...

Given two words ( beginWord and endWord), and a dictionary's word list, find all shortest transformation sequence(s) from beginWord to endWord, such that: Only one letter can be changed at a time Each ...

Given a list of strings words representing an English Dictionary, find the longest word in words that can be built one character at a time by other words in words. If there is more than one possible ...