96vksinghcort
diff --git a/‎21-30/27. Remove Element.js
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+6-1Lines changed: 6 additions & 1 deletion b/‎21-30/27. Remove Element.js
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+6-1Lines changed: 6 additions & 1 deletion
@@ -1,10 +1,15 @@
 var removeElement = function(nums, val) {
+    // we have to return number of elements not equal to val in nums
+    // while removing all occurenece of val in place
     let k = 0 
+    // run a for loop over nums
     for(let  i = 0; i < nums.length  ;i++){
+        // when nums[i] is not equal to val assign nums[k] with nums[i]
+        // k is position(and counter) for value which are not equal to k
         if(!(nums[i] == val)){
             nums[k] = nums[i] 
             k++
         }
     }
     return k
-};
+};