#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);
    str s;
    ll n;
    cin >> n >> s;
    str p1 = "", p2 = "";
    if (n % 2 != 0)
    {
        cout << "No\n";
        return 0;
    }
    for (ll i = 0; i < n; i++)
    {
        if (i % 2 == 0) p1 += s[i];
        else p2 += s[i];
    }
    cout << "Yes\n" << p1 << " " << p2;
    return 0;
}