class M
{
	static int c(int a)
	{
	    int x = a;
	    while(!(x+"").equals(new StringBuffer(x+"").reverse()+""))
	        x += a;
	    return x;
	}
	
	public static void main(String[] a){
	    System.out.println(c(1));
	    System.out.println(c(2));
	    System.out.println(c(16));
	    System.out.println(c(17));
	    System.out.println(c(42));
	    System.out.println(c(111));
	    System.out.println(c(302));
	    System.out.println(c(1234));
	}
}