1999D.cpp

#include <bits/stdc++.h>
using namespace std;

#define rep(i, n) for (int i = 0; i < (n); i++)

int main() {
    int k;cin>>k;
    while(k--) {
        string s,t;cin>>s>>t;
        int curr=0;
        string final="";
        if(s.size()<t.size()) {
            cout<<"NO"<<endl;
        }else{
            rep(i,s.size()) {
                if(s[i]=='?') {
                    if(curr<t.size()) {
                        s[i]=t[curr];
                        curr++;
                    }else {
                        s[i]=s[i-1];
                    }
                }else if(curr<t.size() && s[i]==t[curr]) {
                    curr++;
                }
            }
            if(curr==t.size()) {
                cout<<"YES"<<endl;
                cout<<s<<endl;
            }else{
                cout<<"NO"<<endl;
            }
        }
    }
}