2021年1月17日
寒假积分赛（二)
摘要： A - Jolly Jumpers A sequence of n > 0 integers is called a jolly jumper if the absolute values of the difference between successive elements take on a 阅读全文
posted @ 2021-01-17 19:45 小靖快去敲代码 阅读(258) 评论(0) 推荐(0)