摘要: A Phoenix and Balance 题意:给定n个数,从1-n分别是2^1,2^2……2^n,然后把他们分成个数相同的2部分,问如何分才能使得a-b的绝对值最小 题解: 根据各个值可以发现2^n一定比前面的所有数字相加都大,就是2^n>2^n-1+2^n-2……2^1,所以把最大值给一边,然 阅读全文
posted @ 2020-05-20 18:21 liyongqishiwo 阅读(138) 评论(0) 推荐(0) 编辑
摘要: A 组队比赛 Compute, Cubercsl, SuperSodaSea, Ybmj 准备组队参加 "科大讯飞" 赞助的 CrossFire 比赛。 科大讯飞股份有限公司成立于1999年,是亚太地区知名的智能语音和人工智能上市企业。自成立以来,长期从事语音及语言、自然语言理解、机器学习推理及自主 阅读全文
posted @ 2020-04-20 23:17 liyongqishiwo 阅读(302) 评论(0) 推荐(0) 编辑
摘要: A - Balloons There are quite a lot of ways to have fun with inflatable balloons. For example, you can fill them with water and see what happens. Grigo 阅读全文
posted @ 2020-04-13 23:16 liyongqishiwo 阅读(161) 评论(0) 推荐(0) 编辑
摘要: A Electric Bill To encourage customers to conserve energy (and protect the environment), the electric companies typically have a lower rate for the fi 阅读全文
posted @ 2020-04-07 14:50 liyongqishiwo 阅读(325) 评论(0) 推荐(0) 编辑
摘要: C. Are They All Integers? 题意:是给定n个数字判断对任意的(a[j]-a[i])/a[k]一定要是整数。 题解: 一开始以为用枚举会超时不过还是试了下,没想到没超时,直接过了,题目很简单,简单枚举就好。 #include<iostream> using namespace 阅读全文
posted @ 2020-04-01 23:46 liyongqishiwo 阅读(315) 评论(0) 推荐(0) 编辑
摘要: A. Majestic 10 The movie "Magnificent 7" has become a western classic. Well, this year we have 10 coaches training the UCF programming teams and once 阅读全文
posted @ 2020-03-29 13:12 liyongqishiwo 阅读(366) 评论(0) 推荐(0) 编辑
摘要: B Breaking Branches Your parents decsided that it would be “fun” to spend the entire Sunday walking near the Mookerheide close to Nijmegen. Although y 阅读全文
posted @ 2020-03-21 20:09 liyongqishiwo 阅读(300) 评论(0) 推荐(0) 编辑
摘要: 题意就是判断东天际线和北天际线的值可不可以满足(东天际线就是每一行的最大值,北天际线就是每一列的最大值) 判断条件其实很简单,就是看行上的最大值是否也是列上的最大值,如果是就满足。 例1: 东天际线最大值是4,北天际线最大值也是4,所有条件成立。 例2:东天际线最大值是4,北天际线最大值是2,所有不 阅读全文
posted @ 2020-03-14 19:45 liyongqishiwo 阅读(167) 评论(0) 推荐(0) 编辑