17周体会函数传递2

1. /* 
2. * 程序的版权和版本声明部分 
3. * Copyright (c)2012, 烟台大学计算机学院学生 
4. * All rightsreserved. 
5. * 文件名称： 1.cpp 
6. * 作    者：王俊
7. * 完成日期： 2012 年12 月21 日 
8. * 版本号： v1.0 * 问题描述：略
9. *程序代码 :

   #include <iostream>  using namespace std;  void jiaohuan1(int &a, int &b,int &c);int main(void){int  a=25,b=682,c=55;cout<<"a,b,c="<<a<<","<<b<<","<<c<<endl;jiaohuan1(a, b,c);cout<<"a,b,c="<<a<<","<<b<<","<<c<<endl;return 0;}void jiaohuan(int &x, int &y){int t;t=x; x=y; y=t;}void jiaohuan1(int &a, int &b,int &c){if (a<b) jiaohuan(a, b); if (b<c) jiaohuan(b, c);if (a<b) jiaohuan(a, b); }

   
   运行结果：