2019年5月13日
458. Poor Pigs
摘要： There are 1000 buckets, one and only one of them is poisonous, while the rest are filled with water. They all look identical. If a pig drinks the pois 阅读全文
posted @ 2019-05-13 21:28 Veritas_des_Liberty 阅读(209) 评论(0) 推荐(0) 编辑