#include <bits/stdc++.h>
using namespace std;
#include <atcoder/all>
using namespace atcoder;
using mint = atcoder::static_modint<998244353>;
// // using mint = atcoder::static_modint<1000000007>;
using ld = long double;
using ll = long long;
#define mp(a,b) make_pair(a,b)
#define rep(i,s,n) for(int i=s; i<(int)n; i++)
const vector<int> dx{1,0,-1,0},dy{0,1,0,-1};

int main(){
    int n;cin >> n;
    string s;cin >> s;
    if(n&1){
        cout << "No";
    }
    else{
        cout << "Yes\n";
        string a,b;
        rep(i,0,n)if(i&1)b+=s[i];
        else a+=s[i];
        cout << a << " " << b;
    }
}