#include <bits/stdc++.h>
//#include <atcoder/modint>

using namespace std;
//using namespace atcoder;
using ll = long long;
//using mint = modint998244353;

int main(){
    cin.tie(nullptr);
    ios_base::sync_with_stdio(false);

    int N;
    cin >> N;
    string S;
    cin >> S;
    if (N % 2 == 1){
        cout << "No" << endl;
        return 0;
    }

    cout << "Yes" << endl;
    for (int i=0; i<N; i+=2) cout << S[i];
    cout << " ";
    for (int i=1; i<N; i+=2) cout << S[i];
    cout << endl;

    return 0;
}