互质:两个数的最大公约数是1;
问:是否存在一个数,n能被它整除,并且n还与它互质呢?(n/x为整数&&n与x互质)
(1<=n<=10000000)
1
1
Anything about this OnlineJudge, Please Contact Administrator. Click add QQ
OJ system based on HUSTOJ Project , UI based on Twitter Bootstrap
Copyright 2016 ACM算法攻关部cnt: 24469
关于网站改版