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

int main()
{
    int N;
    cin >> N;
    string S;
    cin >> S;
    
    if ((N & 1) == 1)
    {
        cout << "No" << endl;
        return 0;
    }

    vector<char> p;
    vector<char> q;
    for (int i = 0; i < N; i++)
    {
        if ((i & 1) == 0)
        {
            p.push_back(S[i]);
        }
        else
        {
            q.push_back(S[i]);
        }
    }

    cout << "Yes" << endl;
    for (int i = 0; i < p.size(); i++)
    {
        cout << p[i];
    }
    cout << " ";
    for (int i = 0; i < q.size(); i++)
    {
        cout << q[i];
    }
    cout << endl;
}