update readme

Author: kumar91gopi

README.md

@@ -27,19 +27,20 @@ The solutions are easy to understand and complete.
 
 ### Others ###
 
-1. [Juggling Algorithm for array rotation](https://github.com/kumar91gopi/Algorithms-and-Data-Structures-in-Ruby/blob/master/JugglingAlgorithm.rb)
-2. [Reversal Algorithm for array rotation](https://github.com/kumar91gopi/Algorithms-and-Data-Structures-in-Ruby/blob/master/ReversalAlgorithm.rb)
-3. Block Swap Algorithm for array rotation
-    a.[Recursive](https://github.com/kumar91gopi/Algorithms-and-Data-Structures-in-Ruby/blob/master/BlockSwapAlgorithmRecursive.rb)
-    b.[Iterative](https://github.com/kumar91gopi/Algorithms-and-Data-Structures-in-Ruby/blob/master/BlockSwapAlgorithmIterative.rb)
-4. [Algorithm to find maximum continuos sum in an array](https://github.com/kumar91gopi/Algorithms-and-Data-Structures-in-Ruby/blob/master/MaxSliceSumAlgorithm.rb)
-5. [Find missing number in array](https://github.com/kumar91gopi/Algorithms-and-Data-Structures-in-Ruby/blob/master/FindMissingNumber.rb)
-6. [Swapping two numbers](https://github.com/kumar91gopi/Algorithms-and-Data-Structures-in-Ruby/blob/master/SwappingTwoNumbers.rb)
-7. Shuffling an Array
+1. Algorithms for array rotation
+    a. [Juggling Algorithm for array rotation](https://github.com/kumar91gopi/Algorithms-and-Data-Structures-in-Ruby/blob/master/JugglingAlgorithm.rb)
+    b. [Reversal Algorithm for array rotation](https://github.com/kumar91gopi/Algorithms-and-Data-Structures-in-Ruby/blob/master/ReversalAlgorithm.rb)
+    c. Block Swap Algorithm for array rotation
+        i). [Recursive](https://github.com/kumar91gopi/Algorithms-and-Data-Structures-in-Ruby/blob/master/BlockSwapAlgorithmRecursive.rb)
+        ii). [Iterative](https://github.com/kumar91gopi/Algorithms-and-Data-Structures-in-Ruby/blob/master/BlockSwapAlgorithmIterative.rb)
+2. [Algorithm to find maximum continuos sum in an array(Kadane's Algorithm)](https://github.com/kumar91gopi/Algorithms-and-Data-Structures-in-Ruby/blob/master/MaxSliceSumAlgorithm.rb)
+3. [Find missing number in array](https://github.com/kumar91gopi/Algorithms-and-Data-Structures-in-Ruby/blob/master/FindMissingNumber.rb)
+4. [Swapping two numbers](https://github.com/kumar91gopi/Algorithms-and-Data-Structures-in-Ruby/blob/master/SwappingTwoNumbers.rb)
+5. Shuffling an Array
     a.[Knuth shuffling Algorithm)](https://github.com/kumar91gopi/Algorithms-and-Data-Structures-in-Ruby/blob/master/KnuthShufflingAlgorithm.rb)
     b.[Fitcher-Yates shuffling Algorithm)](https://github.com/kumar91gopi/Algorithms-and-Data-Structures-in-Ruby/blob/master/FitcherYatesShufflingAlgorithm.rb)
-8. [Find pair in array with sum equal to given sum](https://github.com/kumar91gopi/Algorithms-and-Data-Structures-in-Ruby/blob/master/ChekPairWithGivenSum.rb)
-9. [Find equilibrium index in an array](https://github.com/kumar91gopi/Algorithms-and-Data-Structures-in-Ruby/blob/master/EquilibriumIndexofArray.rb)
+6. [Find pair in array with sum equal to given sum](https://github.com/kumar91gopi/Algorithms-and-Data-Structures-in-Ruby/blob/master/ChekPairWithGivenSum.rb)
+7. [Find equilibrium index in an array](https://github.com/kumar91gopi/Algorithms-and-Data-Structures-in-Ruby/blob/master/EquilibriumIndexofArray.rb)