#include <iostream>
#include <algorithm>
#include <list>
#include <vector>
#include <deque>
 
template <typename T, template <typename, typename...> class Container>
static bool contained(const T & x, const Container<T>& xs)
{
    std::cout << __PRETTY_FUNCTION__ << '\n';
    return std::find(xs.begin(),xs.end(),x) != xs.end();
}
 
int main()
{
    std::list<int> lst;
    std::vector<double> vec;
    std::deque<char> deq;
 
    contained(1, lst);
    contained(2.1, vec);
    contained('z', deq);
}

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