摘要:
题目:Reverse String Write a function that takes a string as input and returns the string reversed. Example:Given s = "hello", return "olleh". 题意:逆置字符串 思 阅读全文
摘要:
题目:Integer Break Given a positive integer n, break it into the sum of at least two positive integers and maximize the product of those integers. Retur 阅读全文