#include <cstdio>

#define SetBit(x,y)	    (x|=(1<<(y)))
#define ClearBit(x,y)	(x&=~(1<<(y)))
#define CheckBit(x,y)	(x&(1<<(y)))

int main(){
    int sebul = 0;
    SetBit(sebul, 31);

    printf("%i", (CheckBit(sebul, 31) ?1 :0));

    return 0;
}