#include <bits/stdc++.h>
#include <stdlib.h>
#include <time.h>
using namespace std;
#define ll long long
#define all(x) (x).begin(), (x).end()
#define yes "Yes"
#define no "No"
#define ret return
#define xin cin
#define cpit cout
#define farg frag
#define fix(x) fixed << setprecision(x)
#define fore(p, v) for (auto &p : v)
#define mp(a, b) make_pair(a, b)
#define mt(a, b, c) make_tuple(a, b, c)
#define rep(i, l, r) for (ll i = (l); i < (r); i++)
#define inf ((1LL << 62) - (1LL << 31))
#define built(bit) __builtin_popcount(bit)
#define Pi 3.14159265

ll mod = 1e9 + 7;

int main()
{
    ll turn = 0;
    ll level = 1;
    ll ex = 0;
    ll T = 1000;
    ll Now_X = 12;
    vector<vector<ll>> Board(1e5, vector<ll>(25, 0));
    vector<vector<ll>> Exp(1e5, vector<ll>(25, 0));
    while (T--)
    {
        ll N;
        cin >> N;
        if (N == -1)
            break;
        vector<ll> H(N), P(N), X(N);
        for (ll i = 0; i < N; i++)
        {
            cin >> H[i] >> P[i] >> X[i];
            Board[turn + 59][X[i]] += H[i];
            Exp[turn + 59][X[i]] += P[i];
        }
        if (Board[turn + 1][Now_X] == 0)
        {
            cout << 'S' << endl;
        }
        else if (Board[turn + 1][(Now_X + 1) % 25] == 0)
        {
            cout << 'R' << endl;
            Now_X = (Now_X + 1) % 25;
        }
        else if (Board[turn + 1][(Now_X + 24) % 25] == 0)
        {
            cout << 'L' << endl;
            Now_X = (Now_X + 24) % 25;
        }
        turn++;
    }
}