万丈高楼平地起,要想厚积薄发平时就必须努力!少说多做,能动手的决不动口。这几个网站收藏了,抽时间练习上面的算法!加油!Just fighting!
http://www.lintcode.com
https://www.topcoder.com
http://train.usaco.org
https://leetcode.com
http://www.geeksforgeeks.org
http://codeforces.com
https://github.com/Dev-XYS/Algorithms