diff --git a/InsertionSort.java b/InsertionSort.java
index e27a9b3..012bcf8 100644
--- a/InsertionSort.java
+++ b/InsertionSort.java
@@ -1,33 +1,50 @@
-// Java program for implementation of Insertion Sort
-class InsertionSort{
-    void sort(int arr[]){
-        int n = arr.length;
-        for (int i=1; i<n; ++i){
-            int key = arr[i];
-            int j = i-1;
- 
-            while (j>=0 && arr[j] > key){
-                arr[j+1] = arr[j];
-                j = j-1;
-            }
-            arr[j+1] = key;
-        }
-    }
- 
-    static void printArray(int arr[]){
-        int n = arr.length;
-        for (int i=0; i<n; ++i)
-            System.out.print(arr[i] + " ");
- 
-        System.out.println();
-    }
- 
-    public static void main(String args[]){        
-        int arr[] = {12, 11, 13, 5, 6};
- 
-        InsertionSort ob = new InsertionSort();        
-        ob.sort(arr);
-         
-        printArray(arr);
-    }
+// Java program for implementation of Insertion Sort 
+class InsertionSort 
+{ 
+    /*Function to sort array using insertion sort*/
+    void sort ( int A[]) {
+     int n=A.length;
+        
+     for( int i = 0 ;i < n ; i++ ) {
+    /*storing current element whose left side is checked for its 
+             correct position .*/
+
+      int temp = A[ i ];    
+      int j = i;
+
+       /* check whether the adjacent element in left side is greater or
+            less than the current element. */
+
+          while(  j > 0  && temp < A[j-1]) {
+
+           // moving the left side element to one position forward.
+                A[j] = A[j-1];   
+                j= j - 1;
+
+           }
+         // moving current element to its  correct position.
+           A[ j ] = temp;       
+     }  
+}
+  
+    /* A utility function to print array of size n*/
+    static void printArray(int arr[]) 
+    { 
+        int n = arr.length; 
+        for (int i=0; i<n; ++i) 
+            System.out.print(arr[i] + " "); 
+  
+        System.out.println(); 
+    } 
+  
+    // Driver method 
+    public static void main(String args[]) 
+    {         
+        int arr[] = {12, 11, 13, 5, 6}; 
+  
+        InsertionSort ob = new InsertionSort();         
+        ob.sort(arr); 
+          
+        printArray(arr); 
+    } 
 }