package readability;
 
import java.util.Scanner;
 
public class Main {
    public static void main(String[] args) {
 
	        Scanner sc = new Scanner(System.in);
	        String word = sc.nextLine();
	        String[] nums = word.split(" ");
	        //System.out.println(nums.length); // total words 
	        int allWords = nums.length;
 
	        int sentences =  word.split("[!.,]+[//?]*").length; //number of sentences
 
	        //System.out.println(sentences);
 
	        if (allWords/sentences <= 10) {
	        System.out.println("EASY");
	        }
	        else if (allWords/sentences > 10) {
	        System.out.println("HARD");
	        }
			sc.close();
    }
}        /* примеры ниже не работают правильно где допустил ошибку
 This text is simple to read! It has on average less than 10 words per sentence.
 This text is hard to read. It contains a lot of sentenses as well as a lot of words in each sentence
  > 12, 12 13 14 14 14, 12 21 23 89! 75 12, 134 241 123, 123 123 123, 123 123 123? 123, 123 123 123 23 123 213 123 123 123.
		 */

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