#include<bits/stdc++.h>
using namespace std;
#define rep(i,n) for(int i=0;i<(int)n;i++)

int main(){
	int n;
	cin >> n;
	rep(i,n/720){
		cout << "C";
	}
	n%=720;
	rep(i,n/360){
		cout << "M";
	}
	n%=360;
	rep(i,n/180){
		cout << "S";
	}
	n%=180;
	rep(i,n/30){
		cout << "R";
	}
	n%=30;
	rep(i,n/6){
		cout << "o";	
	}
	n%=6;
	rep(i,n){
		cout << ".";
	}
	
}