不可摸数 Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others) Total Submission(s): 8590 Accepted Submission(s): 2242 Problem Description s(n)是正整数n的真因子之和.即小于n且整除n的因子和.比如s(12)=1+2+3+4+6=16.假设不论什么 数m,s(m)都不等于n,则称n为不可摸数. I…
不可摸数 Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 7966 Accepted Submission(s): 2024 Problem Description s(n)是正整数n的真因子之和,即小于n且整除n的因子和.例如s(12)=1+2+3+4+6=16.如果任何数m,s(m)都不等于n,则称n为不可摸数. Input…
不可摸数 Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 15591 Accepted Submission(s): 4077 Problem Description s(n)是正整数n的真因子之和,即小于n且整除n的因子和.例如s(12)=1+2+3+4+6=16.如果任何数m,s(m)都不等于n,则称n为不可摸数. Inpu…
/* hdu 1999 不可摸数 Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others) Total Submission(s): 8274 Accepted Submission(s): 2122 Problem Description s(n)是正整数n的真因子之和.即小于n且整除n的因子和.比如s(12)=1+2+3+4+6=16.假设不论什么 数m.s(m)都不等于n,则…
不可摸数 转自:http://www.cnblogs.com/dongsheng/archive/2012/08/18/2645594.html Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 5334 Accepted Submission(s): 1405 Problem Description s(n)是正整数n的真因子之和,…
题目链接:https://cn.vjudge.net/problem/HDU-1565 Time Limit: 10000/5000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others) Problem Description 给你一个n*n的格子的棋盘,每个格子里面有一个非负数.从中取出若干个数,使得任意的两个数所在的格子没有公共边,就是说所取的数所在的2个格子不能相邻,并且取出的数的和最大. Input 包括多个测试实例,每…