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  1. import java.util.*;
  2. public class Program_3_9_Zheng
  3. {
  4. 	public static void main(String[] args)
  5. 	{
  6. 		int pos1, pos2, pos3, pos4, pos5, pos6, pos7, pos8, pos9;
  7.         String isbn;
  8. 		System.out.println("Enter the first 9 digits of an ISBN as an integer:");
  9. 		Scanner keyboard = new Scanner(System.in);
  10. 		isbn = keyboard.next();
  11.  
  12. 		System.out.print(isbn.charAt(0));
  13. 	}
  14. }
Compilation error #stdin compilation error #stdout 0s 0KB
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stdin
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Standard input is empty
compilation info 
Main.java:2: error: class Program_3_9_Zheng is public, should be declared in a file named Program_3_9_Zheng.java
public class Program_3_9_Zheng
       ^
1 error
stdout
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Standard output is empty
https://ideone.com/n1IOYt
language:
Java (HotSpot 12)
created:
6 years ago
visibility:
public

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