#include <stdio.h>
int main(void) {
char i = 0x80;
printf("0x%x", i
& 0xFF); // this prints 80 return 0;
}
I2luY2x1ZGUgPHN0ZGlvLmg+CgppbnQgbWFpbih2b2lkKSB7CgljaGFyIGkgPSAweDgwOwogICAgcHJpbnRmKCIweCV4IiwgaSAmIDB4RkYpOyAvLyB0aGlzIHByaW50cyA4MAoJcmV0dXJuIDA7Cn0K