/*
███╗ ███╗ █████╗ ██████╗ ██╗ █████╗ ███╗ ███╗ ███╗ ██╗ █████╗ ██████╗ ███████╗██╗ ██╗
████╗ ████║██╔══██╗██╔══██╗██║██╔══██╗████╗ ████║ ████╗ ██║██╔══██╗██╔══██╗██╔════╝██║ ██║
██╔████╔██║███████║██████╔╝██║███████║██╔████╔██║ ██╔██╗ ██║███████║██████╔╝█████╗ ███████║
██║╚██╔╝██║██╔══██║██╔══██╗██║██╔══██║██║╚██╔╝██║ ██║╚██╗██║██╔══██║██╔══██╗██╔══╝ ██╔══██║
██║ ╚═╝ ██║██║ ██║██║ ██║██║██║ ██║██║ ╚═╝ ██║ ██║ ╚████║██║ ██║██████╔╝███████╗██║ ██║
╚═╝ ╚═╝╚═╝ ╚═╝╚═╝ ╚═╝╚═╝╚═╝ ╚═╝╚═╝ ╚═╝ ╚═╝ ╚═══╝╚═╝ ╚═╝╚═════╝ ╚══════╝╚═╝ ╚═╝
*/
#include <iostream>
#include <algorithm>
#include <string>
#include <vector>
#include <queue>
#include <deque>
#include <stack>
#include <set>
#include <numeric>
using namespace std;
using ll = long long;
#define el '\n'
const ll MOD = 1e9 + 7;
int main(){
ll t;
cin>>t;
ll count=0;
while(t--){
ll a;
cin>>a;
count+=a;
}
if(count>0) cout<<"HARD";
else cout<<"EASY";
}
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