摘要:
Deque objects support the following methods: Add x to the right side of the deque. Add x to the left side of the deque. Remove all elements from the d 阅读全文
摘要:
Given a non-empty array of integers, every element appears twice except for one. Find that single one. Note: Your algorithm should have a linear runti 阅读全文
摘要:
Given a non-empty string s and a dictionary wordDict containing a list of non-empty words, determine if s can be segmented into a space-separated sequ 阅读全文
摘要:
Say you have an array for which the ith element is the price of a given stock on day i. Design an algorithm to find the maximum profit. You may comple 阅读全文