/*
ID: philipp17
PROG: beads
LANG: C++                 
*/
/* LANG can be C++11 or C++14 for those more recent releases */
#include <iostream>
#include <fstream>
#include <string>

using namespace std;

int main() {
    ofstream fout ("beads.out");
    ifstream fin ("beads.in");

    int n;
    string s;
    
    fin >> n >> s;

    

    return 0;
}