public class jaspern {

	/**
	 * @param args
	 */
	public static void main(String[] args) {

		int kesk;
		int lopp;



		System.out.print("Enter grade average ");
		kesk = TextIO.getlnInt() ;
        System.out.print ("Enter final exam grade ") ;
        lopp = TextIO.getlnInt() ;


        if(kesk > 4.5)
        	System.out.println("YES!") ;
        if (lopp==5)
        	System.out.println("YES!");
        else
        System.out.print("NO!");
	}

}