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#include<bits/stdc++.h>
#include<ext/pb_ds/assoc_container.hpp>

using namespace std;
using namespace __gnu_pbds;

constexpr int M = 5e5+7;
constexpr int oo = 1e9+7;

int t[M];
vector<int>vctr;

bool check(int x, int n){
	long long w = x;
	bool flag = 0;
	
	for(int i=0; i<n; i++){
		if(!flag && vctr[i] == x) flag = 1;
		else if(vctr[i] < w) w += vctr[i];
		else return false;
	}
	
	return true;
}

int main(){
	ios_base::sync_with_stdio(0);
	cin.tie(0);
	cout.tie(0);
	
	int n, p, k, mid;
	cin >> n;
	
	for(int i=1; i<=n; i++){	
		cin >> t[i];
		vctr.push_back(t[i]);
	}
	
	sort(vctr.begin(), vctr.end());
	vctr.push_back(oo);
	
	p = 0;
	k = n;
	
	while(p < k){
		mid = (p+k) >> 1;
		if(check(vctr[mid], n)) k = mid;
		else p = mid + 1;
	}
	
	for(int i=1; i<=n; i++) cout << ((t[i] >= vctr[p]) ? 'T' : 'N'); 
	
	return 0;
}