#include <bits/stdc++.h>
//#include <atcoder/all>
#define yes cout << "Yes" << '\n'
#define no cout << "No" << '\n'
#define YES cout << "YES" << '\n'
#define NO cout << "NO" << '\n'
#define OK cout << "OK" << '\n'
#define NG cout << "NG" << '\n'
#define Yes "Yes"
#define No "No"
#define Takahashi cout << "Takahashi" << '\n'
#define Aoki cout << "Aoki" << '\n'
#define minus cout << -1 << '\n'
#define br cout << '\n'
#define nl '\n'
#define sadFace ":("
#define circle 'o'
#define cross 'x'
#define elif else if
#define len(s) (int)s.length()
#define sz size
#define it insert
#define mp make_pair
#define pb push_back
#define eb emplace_back
#define ll long long
#define ull unsigned long long
#define ft first
#define sd second
#define ctz(x) __builtin_ctz(x);
#define rep(i, n) for (int i = 0; i < (n); i++)
#define rep1(i, n) for (int i = 1; i <= (n); i++)
#define MIN(v) *min_element(all(v))
#define MAX(v) *max_element(all(v))
#define all(v) v.begin(), v.end()
#define lla(v) rbegin(v), rend(v)
#define vecTotal(v) accumulate(v.begin(), v.end(), 0)
#define ruisekiwa(v, e) partial_sum(v.begin(), v.end(), back_inserter(e))
using namespace std;
//using namespace atcoder;

template <typename T>
T div_ceil(T a, T b) { // 切り上げ除算
	return (a >= 0 ? (a + b - 1) : a) / b;
}

template <typename T>
T div_floor(T a, T b) { // 切り捨て除算
	return a / b - (a % b < 0);
}

template <typename T>
void grid_input(vector<vector<T>> &v, int h, int w) {
    rep(i,h) {
        rep(j,w) {
            cin >> v[i][j];
        }
    }
}

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

    int a;
    cin >> a;
    vector<int> v = {720,360,180,30,6,1};
    vector<int> ans;
    int i = 0;
    while(i != 6) {
        if(a - v[i] >= 0) {
            a -= v[i];
            ans.pb(i);
        } else {
            i++;
        }
        if(a == 0) break;
    }

    string s;
    for(int j = 0; j < (int)ans.sz(); j++) {
        if(ans[j] == 0) {
            s += 'C';
        } elif(ans[j] == 1) {
            s += 'M';
        } elif(ans[j] == 2) {
            s += 'S';
        } elif(ans[j] == 3) {
            s += 'R';
        } elif(ans[j] == 4) {
            s += 'o';
        } else {
            s += '.';
        }
    }
    cout << s << nl;
}