#include<stdio.h>
#include<algorithm>
#include<string.h>
using namespace std;
int a[10006];
int main() {
int n;
while(scanf("%d",&n)!=EOF){
	for(int i=0;i<n;i++)scanf("%d",&a[i]);
	int cout=0;
	for(int i=0;i<n;i++){
		if(a[i]==1)cout++;
		else break;
	}
	if(n==cout){
		if(n%2==0)printf("L\n");
		else printf("H\n");
	}
	else {
		if(cout%2==0)printf("H\n");
		else printf("L\n");
	}
}}