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  1. /* package whatever; // don't place package name! */
  2.  
  3. import java.util.*;
  4. import java.lang.*;
  5. import java.io.*;
  6.  
  7. /* Name of the class has to be "Main" only if the class is public. */
  8. class Author{
  9. 	int author;
  10. 	String authorName;
  11. 	Author(int author, String authorName){
  12. 		this.authorName = authorName;
  13. 		this.author = author;
  14. 	}
  15. }
  16.  
  17. class Book{
  18. 	int bookId;
  19. 	String title;
  20. 	String genre;
  21. 	double price;
  22. 	Author author;
  23. 	Book(int bookId, String title, String genre, double price, Author author){
  24. 		this.bookId = bookId;
  25. 		this.title = title;
  26. 		this.genre = genre;
  27. 		this.price = price;
  28. 		this.author = author;
  29. 	}
  30. }
  31.  
  32. class Ideone
  33. {
  34. 	public static ArrayList<Book> getBooksByGenre(Book[] books, String genre){
  35. 		ArrayList<Book> ls = new ArrayList<>();
  36. 		for(Book b : books){
  37. 			if(b.genre.equalsIgnoreCase(genre)){
  38. 				ls.add(b);
  39. 			}
  40. 		}
  41. 		if(ls.size() == 0){
  42. 			return null;
  43. 		}
  44. 		return ls;
  45. 	}
  46. 	public static Book getHighestPriceBook(Book[] books){
  47. 		if(books.length == 0) return null;
  48.  
  49. 		Book max = books[0];
  50.  
  51. 		for(Book b : books){
  52. 			if(b.price > max.price){
  53. 				max = b;
  54. 			}
  55. 		}
  56. 		return max;
  57. 	}
  58.  
  59. 	public static void main (String[] args) throws java.lang.Exception
  60. 	{
  61. 		// your code goes here
  62. 		Scanner sc = new Scanner(System.in);
  63. 		Integer n = sc.nextInt(); sc.nextLine();
  64.  
  65. 		Book[] books = new Book[n];
  66.  
  67. 		for(int i = 0; i < n; i++){
  68. 			Integer a = sc.nextInt(); sc.nextLine();
  69. 			String b = sc.nextLine();
  70.  
  71. 			Integer c = sc.nextInt(); sc.nextLine();
  72. 			String d = sc.nextLine();
  73. 			String e = sc.nextLine();
  74. 			double f = sc.nextDouble(); sc.nextLine();
  75.  
  76. 			books[i] = new Book(c,d, e, f ,new Author(a, b));
  77. 		}
  78.  
  79. 		String genre1 = sc.nextLine();
  80.  
  81.  
  82. 		ArrayList<Book> list1 = getBooksByGenre(books, genre1);
  83.  
  84. 		if(list1 == null){
  85. 			System.out.println("Genre not found");
  86. 		}else{
  87. 			for(Book b : list1){
  88. 				System.out.println("AuthorName: " + b.author.authorName + ", Title: " + b.title);
  89. 			}
  90. 		}
  91.  
  92. 		Book b = getHighestPriceBook(books);
  93. 		if(b == null){
  94. 			System.out.print("No books available");
  95. 		}else{
  96. 		System.out.println("Highest Priced Book: ");
  97. 		System.out.println("AuthorName: " + b.author.authorName + ", Title: " + b.title + ", Price: " + b.price);
  98. 	}
  99. 	}
  100. }
Success #stdin #stdout 0.27s 61388KB
comments (?)
stdin
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3
101
R.K Narayan
201
Malgudi Days
Fiction
500
102
APJ Abdul Kalam
202
Wings of Fire
Autobiography
650
103
Chetan Bhagat
203
2 States
Fiction
400
Fiction
stdout
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AuthorName: R.K Narayan, Title: Malgudi Days
AuthorName: Chetan Bhagat, Title: 2 States
Highest Priced Book: 
AuthorName: APJ Abdul Kalam, Title: Wings of Fire, Price: 650.0
https://ideone.com/Tf0V21
3
101
R.K Narayan
201
Malgudi Days
Fiction
500
102
APJ Abdul Kalam
202
Wings of Fire
Autobiography
650
103
Chetan Bhagat
203
2 States
Fiction
400
Fiction
language:
Java (HotSpot 12)
created:
3 days ago
visibility:
public

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