#include "iostream"

using namespace std;

template <typename T>

void swap(T &a, T &b)

{

    T tmp = a;

    a = b;

    b = tmp;

    a++;

    b++;

}

void TestSwap()

{

    int iA = ;

    int iB = ;

    double dC = 1.1;

    double dD = 2.1;

    char *str1 = "ABC";

    char *str2 = "abc";

    ::swap(iA, iB);

    cout << iA << "," << iB << endl;

    std::swap(dC, dD);

    cout << dC << "," << dD << endl;

    ::swap(str1, str2);

    cout << str1 << ", " << str2 << endl;

}

int main()

{

    TestSwap();

    system("pause");

    return ;

}