#include <stdio.h>

int main()
{
        char likes_digging_for_treasure, can_swim;

        printf ("Do you like digging for treasure? (y/n).\n");
        scanf ("%c", &likes_digging_for_treasure);

        if (likes_digging_for_treasure == 'n' || likes_digging_for_treasure == 'N')
        {
                printf("You can't join the crew.\n");
        }

                if (likes_digging_for_treasure == 'y' || likes_digging_for_treasure == 'Y')
                {
                        printf("Good.\n");
                        printf ("Can you swim? (y/n).\n");
                        scanf (" %c", &can_swim);
                }

        else
        {
                printf("Your input was invalid\n");
        }

        return 0;
}