摘要：
""" Given an array of integers, return indices of the two numbers such that they add up to a specific target. You may assume that each input would hav 阅读全文
摘要：
python的字典的方法，我一直以为常用的有： dict ={"name":"test","age","22"} dict["name"] dict.has_key("name") dict.keys() dict.values() dict.items() 今天发现有一个 dict.get("na 阅读全文