int n, m; cin >> n >> m;

for (int i = n; i <= m; i++) {
    if (i == 1) {
        cout << "one" << endl;
    }
    else if (i == 2) {
        cout << "two" << endl;
    }
    else if (i == 3) {
        cout << "three" << endl;
    }
    else if (i == 4) {
        cout << "four" << endl;
    }
    else if (i == 5) {
        cout << "five" << endl;
    }
    else if (i == 6) {
        cout << "six" << endl;
    }
    else if (i == 7) {
        cout << "seven" << endl;
    }
    else if (i == 8) {
        cout << "eight" << endl;
    }
    else if (i == 9) {
        cout << "nine" << endl;
    }
    else {
        if (i % 2 == 0) {
            cout << "even" << endl;
        }
        else {
            cout << "odd" << endl;
        }
    }
}