/* c and d are redundant, e and f are not redundant  */
int main(void) {
    int i;
    int j;
    int a;
    int b;
    int c;
    int d;
    int e;
    int f;

    a = 0;
    b = 0;
    c = 0;
    d = 0;
    e = 0;
    f = 0;

    i = 1;
    while (i < 10) {
        j = 1;
        a = input();
        b = input();
        c = a + b;
        while (j < 10) {
            i = i + j;
            j = i + j;
            c = a + b;
        }
        d = a + b;
        i = i + 1;

        e = c + d;
        output(c);
        output(d);
    }
    f = c + d;
    output(e);
    output(f);
    return 0;
}