#include <bits/stdc++.h>
#define ALL(x) (x).begin(), (x).end()
#define LB(v, x) (int)(lower_bound(ALL(v), x) - v.begin())
#define UQ(v) sort(ALL(v)), (v).erase(unique(ALL(v)), (v).end())
#define IO ios::sync_with_stdio(false), cin.tie(nullptr);
#define chmax(a, b) (a) = (a) < (b) ? (b) : (a)
#define chmin(a, b) (a) = (a) < (b) ? (a) : (b)
using namespace std;
using ll = long long;
const int INF = 1e9 + 10;
const ll INFL = 4e18;

int main() {
    int N;
    string S;
    cin >> N >> S;

    if (N % 2 == 1) {
        cout << "No" << endl;
    } else {
        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;
    }
}