#include<iostream>
#include<cstring>

using namespace std;

int main(){
    int dd; cin>>dd;
    while(dd!=0){
        int I = 1, D = 0, S = 0;
        while(D + I <= dd){
            S += I*I;
            D += I;
            I ++;
        }
        S += (dd - D) * (I);
        cout<<dd<<' '<<S<<endl;
        cin>>dd;
    }
    return 0;
}

• Re:据说一次过的都要放代码 (310) zorulee 2016-06-01 21:16:09