#函数模板# 求2个数，3个数，一组数的最大值

/*编写求2个数，3个数，一组数中最大数的函数模板  （20151206）*/

#include<iostream>
#include<string>
using namespace std;
template<typename T>           //声明函数模板
T max(T x, T y){ return x > y ? x : y; }
template<typename T>           //函数模板重载
T max(T x, T y, T z)
{
if (x < y) x = y;
if (x < z) x = z;
return x;
}
template<typename T>           //函数模板重载
T max(T a[], int n)
{
T temp = a[0];
for (int i = 0; i < n; i++)
{
if (temp < a[i]) temp = a[i];
}
return temp;
}
int main()
{
string s1 = "Beijing 2008", s2 = "Welcome to Beijing";
int a[] = { 3, 2, 6, 4, 7, 8 };
cout << max(2, 3) << endl;
cout << max(2.01, 3.02, 4.03) << endl;
cout << max(s1, s2) << endl;
cout << max(a, 6) << endl;
system("pause");
return 0;
}