#include<iostream>
using namespace std;
int main()
{
    int n,c_n,i,coin=0;
    while(cin>>n)
    {
        if(n==0) break;
        i=1; coin=0; c_n=n;
        while(1)
        {
            if(n-i<=0) {coin+=n*i; break;}
            else coin+=i*i;
            n-=i ;
            i++;
        }
        cout<<c_n<<" "<<coin<<endl;
    }
    return 0;
}

• Re:绝对通俗……0ms (415) geluosikeluoyici 2012-11-20 19:17:00