喜闻乐见的良心大水题……(这种题居然放在bzoj上)
以下是代码,不用解释了吧
#include<cstdio> int n,ans=0; int main(){ freopen("1968.in","r",stdin); freopen("1968.out","w",stdout); scanf("%d",&n); for(int i=1;i<=n;i++)ans+=n/i; printf("%d\n",ans); return 0; }
喜闻乐见的良心大水题……(这种题居然放在bzoj上)
以下是代码,不用解释了吧
#include<cstdio> int n,ans=0; int main(){ freopen("1968.in","r",stdin); freopen("1968.out","w",stdout); scanf("%d",&n); for(int i=1;i<=n;i++)ans+=n/i; printf("%d\n",ans); return 0; }
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