#include <cstdlib>
#include <iostream>
#include <string>
#pragma GCC optimize ("-O3")


int main() {
    std::cin.tie(nullptr);
    std::ios::sync_with_stdio(false);
    std::string s;
    std::cin >> s;
    int m;
    std::cin >> m;
    long long answer = 0;
    for (auto i = 0; i < m; i++)
    {
        std::string c;
        std::cin >> c;
        auto pos = s.find(c, 0);
        while (pos != std::string::npos)
        {
            answer++;
            pos = s.find(c, pos + 1);
        }
    }
    std::cout << answer << std::endl;
    return EXIT_SUCCESS;
}