public class A_3_2 {

    public static void main(String[] args) {
        int a, b, c;
        a = 42;
        while (a > 10) {
            b = 2 * a;
            c = b / 2;
            if (c < a) {
                b = b - a;
            }
            a = a - 4;
        }
    }

}