#include <bits/stdc++.h> // #include <atcoder/all> using namespace std; // using namespace atcoder; #define rep(i, a, n) for(int i = a; i < n; i++) #define rrep(i, a, n) for(int i = a; i >= n; i--) #define inr(l, x, r) (l <= x && x < r) #define ll long long #define ld long double // using mint = modint1000000007; // using mint = modint998244353; constexpr int IINF = 1001001001; constexpr ll INF = 1e18; template<class t,class u> void chmax(t&a,u b){if(a<b)a=b;} template<class t,class u> void chmin(t&a,u b){if(b<a)a=b;} int main(){ int n; cin >> n; string s; cin >> s; if(n%2 == 1){ cout << "No" << endl; return 0; } cout << "Yes" << endl; string p, q; rep(i, 0, n){ if(i%2 == 0) p += s[i]; else q += s[i]; } cout << p << ' ' << q << endl; return 0; }