#include <stdlib.h>
#include <string.h>
#include <stdio.h>
 
typedef struct {
    char  title[55];
    char *author;
    int   pages;
} Book;
 
typedef struct {
    int   numBooks;
    Book *books[22];
} Shelf;
 
int main(void) {
    Shelf bookShelf[11];
    Book book;
    bookShelf[3].books[7] = &book;
    bookShelf[3].books[7]->author = malloc(sizeof(char) * 50);
    strcpy(bookShelf[3].books[7]->author, "Seuss");
    printf(bookShelf[3].books[7]->author);
}

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