2016年10月31日

摘要: Description When a radio station is broadcasting over a very large area, repeaters are used to retransmit the signal so that every receiver has a stro 阅读全文
posted @ 2016-10-31 23:00 阿宝的锅锅 阅读(833) 评论(0) 推荐(0)
 
摘要: Description George took sticks of the same length and cut them randomly until all parts became at most 50 units long. Now he wants to return sticks to 阅读全文
posted @ 2016-10-31 20:15 阿宝的锅锅 阅读(261) 评论(0) 推荐(0)