P2.14 P27341 Control C202D

#include <iostream>
using namespace std;
int main () {

    int a, b, x;
    x=0;

    while (cin >> a >> b) {
        x=0;
        cout << "suma dels cubs entre " << a << " i " << b << ": ";

        while (a<b) {
            x+=(a*a*a);
            a++;
        }
        if (a<=b) x+=(a*a*a);
        cout << x << endl;
    }
}