#include <stdio.h> #include <stdlib.h> #define toBig(v) \ ((v & 0xff000000) >> 24)| \ ((v & 0xff0000) >> 8)| \ ((v & 0xff00) << 8)| \ ((v & 0xff) << 24) int main() { printf("%#X\n", toBig(0x12345678)); } |
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