2018年4月14日
Codeforces 959 D Mahmoud and Ehab and another array construction task
摘要： Discription Mahmoud has an array a consisting of n integers. He asked Ehab to find another arrayb of the same length such that: b is lexicographically 阅读全文
posted @ 2018-04-14 21:31 蒟蒻JHY 阅读(298) 评论(0) 推荐(0)
Codeforces 959 F Mahmoud and Ehab and yet another xor task
摘要： Discription Ehab has an array a of n integers. He likes the bitwise-xor operation and he likes to bother Mahmoud so he came up with a problem. He gave 阅读全文
posted @ 2018-04-14 20:39 蒟蒻JHY 阅读(434) 评论(0) 推荐(0)
Codeforces 959 E Mahmoud and Ehab and the xor-MST
摘要： Discription Ehab is interested in the bitwise-xor operation and the special graphs. Mahmoud gave him a problem that combines both. He has a complete g 阅读全文
posted @ 2018-04-14 20:20 蒟蒻JHY 阅读(826) 评论(4) 推荐(1)