/leetcode

practice in leetcode

leetcode

practice in leetcode

info

刷题顺序

暂时按照下面这个回答的顺序来着先:

先把这五个tag做了：array，string，tree，linkedlist，math

技巧/策略

  1. Look at the 3 most voted solution, look at that strategy.
  2. CTRL+F for "1ms" or " fast" and see whether they have improvements.
  3. As a trick I post my solution too, so if someone see lags in my code or necessary improvements they will comment :P