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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.  
  11. 	private static int[] removeDuplicates(int[] array) {
  12. int rdIndex = 1;
  13. int wrIndex = 1;
  14. while (rdIndex != array.length) {
  15.     if (array[wrIndex-1] != array[rdIndex]) {
  16.         array[wrIndex++] = array[rdIndex];
  17.     }
  18.     rdIndex++;
  19. }
  20. return Arrays.copyOf(array, wrIndex);
  21. 	}
  22.  
  23. 	public static void main (String[] args) throws java.lang.Exception
  24. 	{
  25.  
  26.  
  27.         Random random = new Random();
  28.         int array[]= new int[10];
  29.         for (int i = 0; i < array.length; i++) 
  30.         {
  31.             array[i] = random.nextInt(10)+ 1;
  32.         }
  33.         Arrays.sort(array);
  34.         for (int i = 0; i < array.length; i++) 
  35.         {        
  36.             System.out.print(array[i] + " ");
  37.         }
  38.         System.out.println();
  39.         array = removeDuplicates(array);
  40.         for (int i = 0; i < array.length; i++) 
  41.         {        
  42.             System.out.print(array[i] + " ");
  43.         }
  44.  
  45.  
  46. 	}
  47. }
Success #stdin #stdout 0.1s 320512KB
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Standard input is empty
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3 3 4 4 4 5 6 7 8 9 
3 4 5 6 7 8 9
https://ideone.com/5aCR68
language:
Java (HotSpot 12)
created:
8 years ago
visibility:
public

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