/* Devoir de Java:
 * Calcul de factoriel 100, et 2^100
 * Réalisé par : KENFAOUI ILIASS
 */
 
import java.math.*;
 
public class BigIn
{
	public static void main (String [] args)
	{
		System.out.println("\n-------------------------");
		System.out.println("Calcul de 100 factoriel :");
		System.out.println("-------------------------");
		BigInteger A = BigInteger.valueOf(1);
		for(int i = 2; i<=100; i++)
			A = A.multiply(BigInteger.valueOf(i));
		System.out.println("100! = " + A.toString()+"\n");
		System.out.println("\n----------------");
		System.out.println("Calcul de 2^100 :");
		System.out.println("----------------");
        BigInteger B = BigInteger.valueOf(2).pow(100);
		System.out.println("2^100 = " + B.toString());
    }
}