visualCplusplus学习课件大连东软培训教材

#include "stdafx.h"
#include <iostream>
using namespace std;
#include <stdio.h>
void f2(int& x, int& y)
{
	int z=x; 
	x=y; 
	y=z;
}
void f3(int* x, int* y)
{
	int z=*x; 
	*x=*y; 
	*y=z;
}
void main()
{
	int x=10,y=26;
	printf("x,y=%d%d", x, y);
	f2(x,y);
	printf("x,y=%d%d", x, y);
	f3(&x,&y);
	printf("x,y=%d%d", x, y);
	x++; 
	y--;
	f2(y,x);
	printf("x,y=%d%d", x, y);
}