小字辈

摘要： 问题描述：（将阿拉伯数字转换成罗马数字） Create a function taking a positive integer as its parameter and returning a string containing the Roman Numeral representation o 阅读全文

摘要： 问题描述：（找出奇数数组中唯一的偶数，或是偶数数组中唯一的奇数） You are given an array (which will have a length of at least 3, but could be very large) containing integers. The arr 阅读全文