[二分搜索](%E4%BA%8C%E5%88%86%E6%90%9C%E7%B4%A2.md) [排序算法](%E6%8E%92%E5%BA%8F%E7%AE%97%E6%B3%95.md) [动态规划](%E5%8A%A8%E6%80%81%E8%A7%84%E5%88%92.md)