839.2009.c.四.2

#include <string.h>

void (int x)
{
    if(x == 0) return;
    print(x/2);
    putchar(x%2 ? 'T':'F');
}

int main()
{
    int A = 466;
    int B = 236;//00 1110 1100
    int C = 699;//10 1011 1011
    int ans = 0;
    int lim = 1<<10;
    for(ans = 0; ans < lim; ++ans)
    {
        if(__builtin_popcount(ans^A) == 3
           && __builtin_popcount(ans^B) == 3
           && __builtin_popcount(ans^C) == 3)
        {
            print(ans);
            puts("");
        }
    }
}