My code: reference:http://www.programcreek.com/2014/06/leetcode-the-skyl...

My code: reference:https://leetcode.com/problems/insert-delete-getrandom...

My code: reference:https://discuss.leetcode.com/topic/31925/java-solutio...

My code: reference:https://discuss.leetcode.com/topic/27762/java-2ms-pyt...

My code: reference:https://discuss.leetcode.com/topic/31405/9ms-short-ja...

My code: reference:https://discuss.leetcode.com/topic/35517/share-my-gre...

My code: 這道題目其實(shí)沒什么意思。暴力解法贤壁。很像 minimum window substring Anyway, Good luck,...

My code: reference:https://discuss.leetcode.com/topic/33738/share-my-sol...

My code: reference:http://www.programcreek.com/2014/05/leetcode-palindro...