#include <stdio.h>
int main() {
unsigned char a = 0xff;
printf("%d\n", a);
printf("%d\n", a >> 8);
printf("%d\n\n", a >> 9);
int b = 0xfef;
printf("%d\n", b);
printf("%d\n", b >> 32);
printf("%d\n\n", b >> 31);
__int64_t c = 0xfff;
printf("%llu\n", c);
printf("%llu\n", c >> 64);
printf("%llu\n", c >> 63);
return 0;
}