欢迎參加--每周六晚的BestCoder(有米! ) Necklace Time Limit: 15000/5000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others) Total Submission(s): 4003 Accepted Submission(s): 1330 Problem Description Mery has a beautiful necklace. The necklace is made…
Necklace HDU - 3874 Mery has a beautiful necklace. The necklace is made up of N magic balls. Each ball has a beautiful value. The balls with the same beautiful value look the same, so if two or more balls have the same beautiful value, we just count…
Necklace Time Limit: 15000/5000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 2083 Accepted Submission(s): 747 Problem Description Mery has a beautiful necklace. The necklace is made up of N magic balls. Each ba…
题意: 刚开始有一个空集合.有三种操作: 1.往集合中加入一个集合中不存在的数 x 2.从集合中删除一个已经存在的数 x 3.计算集合的digest sum并输出. digest sum求法:将集合中所有数从小到大排序,得到a1<a2<...<an. digest sum = sum(ai) where i mod 5 = 3 数据范围: N ( 1 <= N <= 105 ) 1 <= x <= 109. For any "add x&qu…
Mery has a beautiful necklace. The necklace is made up of N magic balls. Each ball has a beautiful value. The balls with the same beautiful value look the same, so if two or more balls have the same beautiful value, we just count it once. We define t…