Description 题目描述 Bob is a freshman in Marjar University. He is clever and diligent. However, he is not good at math, especially in Mathematical Analysis. After a mid-term exam, Bob was anxious about his grade. He went to the professor asking about th…

Average Score Time Limit: 2 Seconds      Memory Limit: 65536 KB Bob is a freshman in Marjar University. He is clever and diligent. However, he is not good at math, especially in Mathematical Analysis. After a mid-term exam, Bob was anxious about his…

Average Score Time Limit: 2 Seconds      Memory Limit: 65536 KB Bob is a freshman in Marjar University. He is clever and diligent. However, he is not good at math, especially in Mathematical Analysis. After a mid-term exam, Bob was anxious about his…

水 Average Score Time Limit: 2 Seconds      Memory Limit: 65536 KB Bob is a freshman in Marjar University. He is clever and diligent. However, he is not good at math, especially in Mathematical Analysis. After a mid-term exam, Bob was anxious about hi…

主题链接:problemId=5373">http://acm.zju.edu.cn/onlinejudge/showProblem.do?problemId=5373 Bob is a freshman in Marjar University. He is clever and diligent. However, he is not good at math, especially in Mathematical Analysis. After a mid-term exam, Bo…

ZOJ 2819 Average Score Time Limit: 2 Sec  Memory Limit: 60 MB 题目连接 http://acm.zju.edu.cn/onlinejudge/showProblem.do?problemId=5373 Description Bob is a freshman in Marjar University. He is clever and diligent. However, he is not good at math, especia…

Average Score Time Limit: 2 Seconds      Memory Limit: 65536 KB Bob is a freshman in Marjar University. He is clever and diligent. However, he is not good at math, especially in Mathematical Analysis. After a mid-term exam, Bob was anxious about his…

Average Score Time Limit: 2 Seconds      Memory Limit: 131072 KB Bob is a freshman in Marjar University. He is clever and diligent. However, he is not good at math, especially in Mathematical Analysis. After a mid-term exam, Bob was anxious about his…

那天在机房做的同步赛,比现场赛要慢了一小时开始,直播那边已经可以看到榜了,所以上来就知道A和I是水题,当时机房电脑出了点问题,就慢了好几分钟,12分钟才A掉第一题... A.Average Score 题目大意:给定A序列和B序列,长度分别是n和m,告诉你A序列中的n-1个数和B序列的m个数,求剩下的那个A序列中的数满足:将这个数从A序列移除,然后添加到B序列,使得A序列的平均值变小,B序列的平均值变大.求这个数的取值范围(是整数) 解题思路:求出A序列剩下的n-1个数的平均值,和B序列的平均值…

题目链接:http://acm.zju.edu.cn/onlinejudge/showProblem.do?problemId=5373 题目意思: 有两个class:A 和 B,Bob 在 Class A 里面.现在给出 Class A(n-1人) 和 Class B(m人) 所有人的分数,除了Bob,所以Class A 少了一个人.现在需要找出 Bob 最大可能的分数和最少可能的分数,使得他在Class A 里面拉低平均分,而在Class B 里面提高平均分. 由于数据量不大,所以可以暴力枚…