#include <bits/stdc++.h> using namespace std; int main(){ int a,b,s,h,t,o; cin>>a>>b; s=a+b; h=s/100; t=s/10%10; o=s%10; (char)h; (char)t; (char)o; if(h==o){ cout<<s<<endl<<"Yes"; }if(h!=o){ cout<<s<<endl<<"No"; } return 0; }