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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 Ideone
  9. {
  10. public static void main (String[] args) throws java.lang.Exception
  11. {
  12. Scanner sc1=new Scanner(System.in);
  13. System.out.println("enter");
  14. int size=sc1.nextInt();
  15. int[] arr=new int[size];
  16. for(int i=0;i<arr.length;i++)
  17. {
  18. System.out.println("enter"+(i+1)+"elements");
  19. arr[i] =sc1.nextInt();
  20. }
  21. for(int i=0;i<arr.length;i++)
  22. {
  23. System.out.println(arr[i]);
  24. }
  25. }
  26. }
Runtime error #stdin #stdout #stderr 0.17s 37488KB
stdin
30
40
80
50
stdout
enter
enter1elements
enter2elements
enter3elements
enter4elements
stderr
Exception in thread "main" java.util.NoSuchElementException
	at java.base/java.util.Scanner.throwFor(Scanner.java:937)
	at java.base/java.util.Scanner.next(Scanner.java:1594)
	at java.base/java.util.Scanner.nextInt(Scanner.java:2258)
	at java.base/java.util.Scanner.nextInt(Scanner.java:2212)
	at Ideone.main(Main.java:19)