摘要：
Total Accepted: 76162 Total Submissions: 352104 Difficulty: Easy Rotate an array of n elements to the right by k steps. For example, with n = 7 and k 阅读全文
摘要：
Total Accepted: 20180 Total Submissions: 57018 Difficulty: Easy Write a function that takes a string as input and reverse only the vowels of a string. 阅读全文
摘要：
Total Accepted: 34109 Total Submissions: 58119 Difficulty: Easy Write a function that takes a string as input and returns the string reversed. Example 阅读全文
摘要：
Total Accepted: 122406 Total Submissions: 356377 Difficulty: Easy Given an array and a value, remove all instances of that value in place and return t 阅读全文