下列代码的输出结果是( )。
1 #include <iostream> 2 using namespace std; 3 4 int main() { 5 int a = 5; 6 int b = 10; 7 8 a = a ^ b; 9 b = a ^ b; 10 a = a ^ b; 11 12 cout << "a = " << a << ", b = " << b << endl; 13 return 0; 14 }