下列代码的输出结果是（ ）。
#include <iostream>using namespace std; int main() { int a = 5; int b = 10; a = a ^ b; b = a ^ b; a = a ^ b; cout << "a = " << a << ", b = " << b << endl; return 0;}下列代码的输出结果是（ ）。
#include <iostream>using namespace std; int main() { int a = 5; int b = 10; a = a ^ b; b = a ^ b; a = a ^ b; cout << "a = " << a << ", b = " << b << endl; return 0;}