#include <stdio.h>
    struct option
     {
        int n1;
        int n2;
    };
    int main()
    {
        struct option opt1[] = {101, 97, 32, 91, 52, 91};
        struct option *ptr1 = opt1;
        int n1 = (sizeof(opt1) / 5);
        if (n1 == 3)
            printf("%d %d\n", ptr1->n1, (ptr1 + n1 - 1)->n1);
        else
            printf("False\n");
    }