#include 
using namespace std;

int main()
{
    int a, b, x, y;
    x = 0; y = 0;
    a = 2; b = 3;
    do 
    {
        x = x + a;
        y = y + b;
        a++;
    } while(a <= b);
    cout << x << endl;
    cout << y << endl;

}