#include <iostream>

#if 0//函数模板

template<typename T>

T max(T a, T b, T c)//函数模板

{

    if (a < b)

    {

        a = b;

    }

    if (a < c)

    {

        a = c;

    }

    return c;

}

#endif

template<class T>

class Compare

{

public:

    T max(T a, T b);

    T min(T a, T b);

};

template<class T>

T Compare<T>::max(T a, T b)

{

    return a < b ? b : a;

}

template<class T>//在类外定义必须制定此种格式

T Compare<T>::min(T a, T b)

{

    return a < b ? a : b;

}

int main()

{

#if 0

    int num = max(, , );

    //float num2 = max(1.1, 2.3, 4.5);//默认double

    double num3 = max(1.1, 2.3, 4.5);

    long long num4 = max(, , );

#endif

    Compare<int> cint;

    std::cout << cint.max(, ) << std::endl;

    Compare<double> cdouble;

    std::cout << cdouble.min(1.1, 2.3) << std::endl;

    getchar();

    return ;

}