public class Program {
    public static void main(String[] args) {
        int N = 5;
        int m[] = new int[N];
    label:    
        for (int i = 0; i < N; ++i) {
            m[i] = i * i;
            if (m[i] == 9) {
                System.out.print("9 ");
                goto label;
            }
        }
    }
}