2017年1月16日
349. Intersection of Two Arrays
摘要： Given two arrays, write a function to compute their intersection. Example:Given nums1 = [1, 2, 2, 1], nums2 = [2, 2], return [2]. Note: Each element i 阅读全文
posted @ 2017-01-16 16:09 rocksolid 阅读(112) 评论(0) 推荐(0)
387. First Unique Character in a String
摘要： Given a string, find the first non-repeating character in it and return it's index. If it doesn't exist, return -1. Examples: Note: You may assume the 阅读全文
posted @ 2017-01-16 12:41 rocksolid 阅读(114) 评论(0) 推荐(0)
389. Find the Difference
摘要： Given two strings s and t which consist of only lowercase letters. String t is generated by random shuffling string s and then add one more letter at 阅读全文
posted @ 2017-01-16 10:43 rocksolid 阅读(109) 评论(0) 推荐(0)