public class A {
public static void doSth(int x, int y) {
x ^= y;
y ^= x;
x ^= y;
}
public static void main(String args[]) {
int x = 5;
int y = 6;
doSth(x, y);
System.out.println("x = " + x + ", y = " + y);
}
}
上述程序运行结果是（ ）