爱你一万年123

摘要： 题目描述： This time, you are supposed to find A+B where A and B are two matrices, and then count the number of zero rows and columns. 输入： The in... 阅读全文

摘要： 题目描述： To store English words, one method is to use linked lists and store a word letter by letter. To save some space, we may let the words share th... 阅读全文

摘要： Given any string of N (>=5) characters, you are asked to form the characters into the shape of U. For example, "helloworld" can be printed as: h ... 阅读全文