#include <stdio.h>
#include <stdlib.h>

struct alabala {
        int zxc;
        int asd;
        int a[];
};

int main(int argc, char* argv[]) {
        struct alabala *asd = malloc(10);
        asd->a[123]=55;
        printf("sizeof: %d, %d, %d\n",sizeof(struct alabala), asd->a[123], sizeof(*asd));
        return 0;
}