2018年11月25日
CF959E Mahmoud and Ehab and the xor-MST 思维
摘要： Ehab is interested in the bitwise-xor operation and the special graphs. Mahmoud gave him a problem that combines both. He has a complete graph consist 阅读全文
posted @ 2018-11-25 20:29 NKDEWSM 阅读(442) 评论(0) 推荐(0)
CF959D Mahmoud and Ehab and another array construction task 数学
摘要： Mahmoud has an array a consisting of n integers. He asked Ehab to find another array b of the same length such that: b is lexicographically greater th 阅读全文
posted @ 2018-11-25 19:33 NKDEWSM 阅读(224) 评论(0) 推荐(0)