JAVA   25
ArrayDemo
Guest on 13th March 2023 01:29:53 PM


  1. import java.io.*;
  2.  
  3.   class ArrayDemo {
  4.  
  5.    public static  void  main(String[] args)  {
  6.      int[] S = {2,4,7,3,9,11,12,6,8,1,5};
  7.      int Missing = (S.length + 1)*(S.length + 2)/2;
  8.      for(int i = 0; i< S.length; i++) {
  9.      System.out.print(S[i] + "  ");
  10.      Missing -= S[i];
  11.      }
  12.         System.out.println("\nThe missing number is: " + Missing);
  13.       }
  14. }
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