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#include <bits/stdc++.h> //Michał Kuśmirek
using namespace std;     //XIII LO Szczecin

#define FOR(i, a, b) for(int i = (a); i <= (b); ++i)
#define REP(i, n) for(int i = 0; i < (n); ++i)

using ll = long long;
using pii = pair<int, int>;

template<class T> int size(T && a) {
	return (int)(a.size());
}
ostream& operator << (ostream &os, string str) {
    for(char c : str) os << c;
    return os;
}
template <class A, class B> ostream& operator << (ostream &os, const pair<A, B> &p) {
	return os << '(' << p.first << "," << p.second << ')';
}
template <class T> auto operator << (ostream &os, T &&x) -> decltype(x.begin(), os) {
	os << '{';
	for(auto it = x.begin(); it != x.end(); ++it)
		os << *it << (it == prev(x.end()) ? "" : " ");
	return os << '}';
}
template <class T> ostream& operator << (ostream &os, vector<vector<T>> vec) {
    for(auto x : vec)
    	os << "\n  " << x;
    return os;
}
void dump() {}
template <class T, class... Args> void dump(T &&x, Args... args) {
    cerr << x << "; ";
    dump(args...);
}
#ifdef DEBUG
# define debug(x...) cerr << "[" #x "]: ", dump(x), cerr << '\n'
#else 
# define debug(...) 0
#endif

//--------------------------------------------------

int main() {
	ios_base::sync_with_stdio(0);
	cin.tie(0);

	int n; cin >> n;
	vector<pair<int, int>> a(n);
	REP(i, n) {
		cin >> a[i].first;
		a[i].second = i;
	}

	sort(a.begin(), a.end());

	auto possible = [&](int m) {
		ll current = a[m].first;
		REP(i, n) if(i != m) {
			if(current > a[i].first)
				current += a[i].first;
			else
				return false;
		}

		return true;
	};

	int l = 0, r = n - 1;
	int st = n + 1;
	while(l <= r) {
		int m = (l + r) / 2;
		if(possible(m)) {
			st = m;
			r = m - 1;
		} else l = m + 1;
	}

	vector<bool> ans(n);
	FOR(i, st, n - 1)
		ans[a[i].second] = true;

	REP(i, n)
		cout << (ans[i] ? "T" : "N");
	cout << '\n';
}