/* package whatever; // don't place package name! */

import java.util.*;
import java.lang.*;
import java.io.*;

import java.util.concurrent.ThreadLocalRandom ;

/* Name of the class has to be "Main" only if the class is public. */
class Ideone
{
	public static void main (String[] args) throws java.lang.Exception
	{
		

        int codePointForA = "A".codePointAt( 0 ) ;  // 65
        int addend = ThreadLocalRandom.current().nextInt( 0 , 27 ) ;  // ( inclusive , exclusive )
        int randomCodePoint = ( codePointForA + addend ) ;
        String randomCharacter = Character.toString( randomCodePoint ) ;

        System.out.println( randomCharacter ) ;


	}
}