l4_12.cpp

来自「《C++程序设计教程》电子教案及例题源码」· C++ 代码 · 共 28 行

#include <iostream.h> 
int max(int x, int y); 
double max(double x, double y); 
void main() 
{ 
	int a=10, b=20 ,c; 
	double x=200.3, y=400.6, z; 
	c = max(a,b); 
	z = max(x,y); 
	cout << c << "    " << z << endl; 
} 
int max(int x, int y) 
{ 
	cout << "int function" << endl; 
	if(x>y) 
		return x; 
	else   
		return y; 
} 
double max(double x, double y) 
{ 
	cout << "float function" << endl; 
	if(x>y) 
		return x; 
	else   
		return y; 
}