ex0212.cpp

Visual+C+++6[1].0实用教程代码 Visual+C+++6[1].0实用教程代码

// ex0212.cpp : Defines the entry point for the console application.
//

#include "stdafx.h"
#include <iostream.h>

void swap(int &x,int &y)
{ 
  int j;
  j=x;
  x=y;
  y=j;
}
int main(int argc, char* argv[])
{
  int a=12345, b=54321;
  cout<<a<<" "<<b<<endl;
  swap(a,b);
  cout<<a<<" "<<b<<endl;
  return 0;
}