#include <iostream>
using namespace std;
void swap(int &a, int &b)
{
int temp = a;
a = b;
b = temp;
}
int main(void)
{
int a = 10, b = 20;
swap(a, b);
cout <<"a=" << a << endl;
cout << "b=" << b <<endl;
return 0;
}
C++中利用引用传参
猜你喜欢
转载自blog.csdn.net/qq_42386328/article/details/83450054
今日推荐
周排行