已知int类型占4字节，有如下C++代码：

#include <iostream>
using namespace std;
int main() {
    int arr[] = {10, 20, 30, 40, 50};
    int *p = arr;
    p++;
    *p += 5;
    int *q = &arr[3];
    q -= 2;
    cout << *p << " " << *q << endl;
    return 0;
}