public class Factorial
{
public static void main( String[] args )
{
for( int i = 0; i < 7; i++ )
{
System.out.println( "factorial(" + i + ") = " + factorial(i) );
}
}
public static long factorial( long n )
{
if( n <= 1 )
{ return 1;
}
else
{ return n * factorial( n - 1 );
}
}
}