#include iostream#include cstdintint main uint16_t mapid = 1687228718; uint8_t highByte = mapid 8 & 0xFF; uint8_t lowByte = mapid & 0xFF; stdcout 0x stdhex unsignedhighByte 0x unsi

你可以将highByte左移8位并与lowByte进行按位或操作，得到mapid的值：

uint16_t mapid = (highByte << 8) | lowByte;

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