Monday, 13 July 2015

Java Programs[Important]

  1. WRITE A JAVA PROGRAM to generate a set of random numbers. Find its sum and average. The program should also display ‘*’ based on the random numbers generated.
  2.  
  3. Program :
  4.  
  5. import   .util.*;
  6.  class RandNum
  7.  { 
  8. public static void main(String ax[ ]) 
  9. { 
  10. int a[ ]=new int[5]; 
  11. int sum=0;
  12.  Random r=new Random();
  13.  for (int i=0;i<5;i++) 
  14. { 
  15. a[i]=r.nextInt(10); 
  16. System.out.print(a[i]);
  17.  for(int y=0;y<a[i];y++)
  18.  System.out.print(" *");
  19.  System.out.println("");
  20.  }
  21.  for(int i=0;i<5;i++) 
  22. sum=sum+a[i];

  23. System.out.println("Sum="+sum);
  24.  System.out.println("Avg="+(double)sum/a.length);
  25.  } 
  26. }