数值交换-C++
/*
功能:数值交换
日期:2013-09-23
*/
#include <iostream>
using namespace std;
void swap( double *p,double &q);
int main(void)
{
double num1,num2;
cout << "请输入两个数:"<<endl;
cin >>num1>>num2;
swap(&num1,num2);
system("pause");
return 0;
}
void swap( double *p,double &q)
{
double tmpe;
tmpe = q;
q = *p;
*p = tmpe;
cout << "两个整数交换后:"<<*p<<" "<<q <<endl;
}
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