Question

Write a Java program to get the difference between the largest and smallest values in an array of integers. The length of the array must be 1 and above

Answer 1

Java code for above problem

class Main
{
   public static void main(String args[])
   {
       System.out.println(diff(new int[]{1,2,3,4,5}));       // prints "4"
   }
   public static int diff(int arr[])
   {
       int min=Integer.MAX_VALUE;
       int max=Integer.MIN_VALUE;
       for(int i=0;i<arr.length;i++)
       {
           max=Math.max(max,arr[i]);
           min=Math.min(min,arr[i]);
       }
       return max-min;
   }
}

Mention in comments if any mistakes or errors are found. Thank you.