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#include <bits/stdc++.h>

using namespace std;

#define pb push_back
#define ll long long
#define vi vector<int>
#define vvi vector<vi>
#define vll vector<ll>
#define mp make_pair
#define fi first
#define se second
#define PII pair<int,int>
#define vPII vector<PII>
int n;
ll a;
ll sum;
string res;

// sczupak jest król wód tak jak lew jest król dżungli

int main() {
    ios::sync_with_stdio(false);
    cin.tie(nullptr);
    cin >> n;
    vll v;
    vi idx;
    for (int i = 0; i < n; ++i) {
        cin >> a;
        sum += a;
        v.push_back(a);
        idx.push_back(i);
        res.push_back('N');
    }
    sort(idx.begin(), idx.end(), [v](ll x, ll y) {return v[x] < v[y];});
    bool flag = false;
    int last_ok = n;
    for (int i = n-1; i > 0; i--) {
        sum -= v[idx[i]];
        if (v[idx[i]] > v[idx[i-1]]) {
            res[idx[i]] = 'T';
            if (flag)
                for (int j = i+1; j < last_ok; j++)
                    res[idx[j]] = 'T';
            last_ok = i;
            flag = false;
        }
        else flag = true;
        if (sum <= v[idx[i]]) break;
    }
    cout << res;
}