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//

// Created by light on 19-11-3.

//

#include <iostream>

#include <list>

using namespace std;

// template template parameter 模板模板参数

template<typename T,

template<typename U> class Container>

class XCls {

private:

Container<T> c;

};

// alias template

template<typename T>

using Lst = list<T>;

int main() {

// XCls<string, list> mylist1; // error

XCls<string, Lst> mylist2;

return 0;

}