#include <bits/stdc++.h>
using namespace std;
int main() {
  string s;
  cin >> s;
  string a, b;
  for (int i = 0; i < s.size(); i++) {
    if (i % 2 == 0)
      a += s[i];
    else
      b += s[i];
  }
  string t;
  cin >> t;
  int acnt = 0, bcnt = 0;
  for (int i = 0; i < t.size(); i++) {
    if (a[acnt] == t[i]) {
      acnt++;
      if (acnt == a.size()) {
        cout << "Yes\n";
        return 0;
      }
    }
    if (b[bcnt] == t[i]) {
      bcnt++;
      if (bcnt == b.size()) {
        cout << "Yes\n";
        return 0;
      }
    }
  }
  cout << "No\n";
}
