#include<iostream>
using namespace std;
int main()
{
float a,b,x;
cout << "请分别输入a和b的值:";
cin >> a >> b;
x = a;
a = b;
b = x;
cout << "a与b交换值后的结果是:" << a << '\t' << b << endl;
system("pause");
return 0;
}
Last modification：December 5th, 2018 at 07:41 pm
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