#include <iostream>
using namespace std;
int main() {
// your code goes here
constexpr uint8_t VLAN_TPID_HI = 0x81U;
constexpr uint8_t VLAN_TPID_LO = 0x00U;
constexpr uint8_t VLAN_TCI_HI = 0x81U;
constexpr uint8_t VLAN_TCI_LO = 0x0EU;
constexpr uint32_t VLAN_HEADER = (VLAN_TCI_LO << 24) | (VLAN_TCI_HI << 16) | (VLAN_TPID_LO << 8) | VLAN_TPID_HI;
std::cout << std::hex << VLAN_HEADER;
return 0;
}
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