import java.util.*;
import java.lang.*;
import java.math.*;

class Main
{
	public static void main (String[] args) throws java.lang.Exception
	{
    Random rnd = new Random(123);
    BigInteger tenPow30 = new BigInteger("10").pow(30);
    BigInteger min = new BigInteger("10").pow(29);
    BigInteger r;
    do {
            r = new BigInteger(100, rnd).remainder(tenPow30);
    } while (r.compareTo(min) < 0);
    System.out.println(r);
	}
}