#include<bits/stdc++.h> using namespace std; #pragma GCC optimize("O3") #pragma GCC optimize("unroll-loops") int main(){ int N;cin>>N; string S;cin>>S; if(N%2){ cout<<"No"<<endl; return 0; } cout<<"Yes"<<endl; string p,q; for(int i=0;i<N;i++){ if(i%2)q+=S[i]; else p+=S[i]; } cout<<p<<" "<<q<<endl; }