Grandyang

摘要： 1.4 Write a method to replace all spaces in a string with '%20'. You may assume that the string has sufficient space at the end of the string to hold ... 阅读全文

摘要： 1.3 Given two strings, write a method to decide if one is a permutation of the other.这道题给定我们两个字符串，让我们判断一个是否为另一个的全排列字符串。在LeetCode中，关于排列的题有如下几道，Permutat... 阅读全文

摘要： Given an array nums of n integers where n > 1, return an array output such that output[i] is equal to the product of all the elements of numsexcept nu 阅读全文