摘要：
Write a program to solve a Sudoku puzzle by filling the empty cells.Empty cells are indicated by the character'.'.You may assume that there will be on... 阅读全文
摘要：
Write a function to find the longest common prefix string amongst an array of strings.Hide TagsString 这是一道很简单的题目，判断输入的多个字符串的公有前序，简单的逻辑遍历查找就好。算法流程：判断输... 阅读全文