#include <iostream>
#include <regex>
#include <string>
using namespace std;
int main() {
    std::string s, t;
    while (std::cin >> s >> t) {
        std::string pattern;
        for (char c : s) {
            pattern += std::regex_escape(std::string(1, c)) + ".*";
        }
        // 去掉最后多余的 .*
        if (!pattern.empty()) pattern = pattern.substr(0, pattern.size() - 2);

        std::regex re(pattern);
        if (std::regex_match(t, re)) {
            std::cout << "Yes\n";
        } else {
            std::cout << "No\n";
        }
    }
    return 0;
}