#include <stdio.h> #include <string.h> // Author structure struct Author { char name[50]; char country[50]; }; // Book structure struct Book { char title[100]; struct Author author; int year; float price; }; // Function to search books by author name void searchByAuthor(struct Book books[], int n, char authorName[]) { int found = 0; printf("nBooks by author "%s":n", authorName); for (int i = 0; i < n; i++) { if (strcmp(books[i].author.name, authorName) == 0) { printf("Title: %s, Year: %d, Price: %.2f, Country: %sn", books[i].title, books[i].year, books[i].price, books[i].author.country); found = 1; } } if (!found) { printf("No books found by this author.n"); } } int main() { int n = 3; // Number of books struct Book books[3]; // Input book details for (int i = 0; i < n; i++) { printf("nEnter details for book %d:n", i + 1); printf("Title: "); scanf(" %[^n]", books[i].title); // read string with spaces printf("Author Name: "); scanf(" %[^n]", books[i].author.name); printf("Author Country: "); scanf(" %[^n]", books[i].author.country); printf("Year: "); scanf("%d", &books[i].year); printf("Price: "); scanf("%f", &books[i].price); } // Search by author char searchName[50]; printf("nEnter author name to search: "); scanf(" %[^n]", searchName); searchByAuthor(books, n, searchName); return 0; }