import java.util.*;
import java.io.*;

public class SRGen {
    public static void xmain(String[] args) throws Exception {
        SplittableRandom rng = new SplittableRandom();
        for (;;) {
            long x = rng.nextLong();
            System.out.write((int)(x & 0xFF));
            System.out.write((int)((x >>>= 8) & 0xFF));
            System.out.write((int)((x >>>= 8) & 0xFF));
            System.out.write((int)((x >>>= 8) & 0xFF));
            System.out.write((int)((x >>>= 8) & 0xFF));
            System.out.write((int)((x >>>= 8) & 0xFF));
            System.out.write((int)((x >>>= 8) & 0xFF));
            System.out.write((int)((x >>>= 8) & 0xFF));
        }
    }

    public static void main(String[] args) throws Exception {
        SplittableRandom rng = new SplittableRandom();
        for (;;) {
            int x = rng.nextInt();
            System.out.write(x & 0xFF);
            System.out.write((x >>>= 8) & 0xFF);
            System.out.write((x >>>= 8) & 0xFF);
            System.out.write((x >>>= 8) & 0xFF);
        }
    }

}