#include <bits/stdc++.h>
using namespace std;
int main() {
  string S, T, A, B;
  cin >> S >> T;
  for (int i = 0; i < S.size(); i++) (i & 1 ? A : B) += S[i];
  auto check = [](string &a, string &b) {
    int tail = 0;
    for (int i = 0; i < a.size(); i++) {
      if (a[i] == b[tail]) ++tail;
      if (tail == b.size()) return (true);
    }
    return (false);
  };
  if (check(T, A) || check(T, B))
    cout << "Yes" << endl;
  else
    cout << "No" << endl;
}
