Mini-Max Sum

https://www.hackerrank.com/challenges/mini-max-sum/problem

   public static void miniMaxSum(List<Integer> arr) {
    // Write your code here
         Collections.sort(arr);
         BigInteger sum = BigInteger.ZERO;
         for (int i = 0; i < arr.size(); i++){
              sum =sum.add(BigInteger.valueOf(arr.get(i)));
         }
         System.out.print(sum.subtract(BigInteger.valueOf(arr.get(arr.size()-1).intValue()))+" ");
         System.out.print(sum.subtract(BigInteger.valueOf(arr.get(0).intValue())));
      
    }

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