#include <stdio.h>
#include <stdlib.h>
#include <time.h>
#define not !
#define and &&
#define or ||
int main (void) {
int x0, x1, x2, x3;
time_t t;
int i;
srand((unsigned) time(&t));
for (i = 0, x3 = 0; x3 <= 1; x3++) {
for (x2 = 0; x2 <= 1; x2++) {
for (x1 = 0; x1 <= 1; x1++) {
for (x0 = 0; x0 <= 1; x0++, i++) {
printf( "%2i %i %i %i %i", i, x3, x2, x1, x0);
printf( " %i\n", (not x3 and x2 and x0) or (x3 and not x2 and x0) or (x3 and x2 and x0) or (x3 and x2 and x1));
}
}
}
}
}