#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef string str;
int main()
{
    ios_base::sync_with_stdio(0);
    cin.tie(0); cout.tie(0);
    ll n;
    cin >> n;
    ll p = n / 720;
    n %= 720;
    for (ll i = 0; i < p; i++) cout << "C";
    p = n / 360;
    n %= 360;
    for (ll i = 0; i < p; i++) cout << "M";
    p = n / 180;
    n %= 180;
    for (ll i = 0; i < p; i++) cout << "S";
    p = n / 30;
    n %= 30;
    for (ll i = 0; i < p; i++) cout << "R";
    p = n / 6;
    n %= 6;
    for (ll i = 0; i < p; i++) cout << "o";
    for (ll i = 0; i < n; i++) cout << ".";
    return 0;
}