#include <bits/stdc++.h>
using namespace std;

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

    int N; cin >> N;
    vector<int> P(N);
    for(auto &p : P) cin >> p;

    string answer = "";
    while(answer.size() < 20000){
        if(P.at(0) > P.at(1) && P.at(0) != N-1) answer += 'S',swap(P.at(0),P.at(1));
        else answer += 'R',rotate(P.begin(),P.begin()+1,P.end());
    }
    cout << answer << endl;
}