added array solution

Author: ImAkshayad

README.md

@@ -5,4 +5,4 @@
 |:----:|:--------------------------------------------------------------------:| :---: | :---: |:-----------:|
 |  1   |                  [Remove duplicates from Sorted Array](https://leetcode.com/problems/remove-duplicates-from-sorted-array/) | [Python solution](python/arrays/RemoveDuplicates.py)                  | Easy |   Arrays    |
 |   2   |   [First Unique Character in a String](https://leetcode.com/problems/first-unique-character-in-a-string/) |   [Python solution](python/arrays/first-unique-character-in-a-string.py)  |   Easy    |    Arrays  |
-
+|   3   |   [Remove Element](https://leetcode.com/problems/remove-element/) |   [Python solution](python/arrays/remove-element.py)  |   Easy    |    Arrays  |

python/arrays/remove-element.py

@@ -0,0 +1,15 @@
+class Solution(object):
+    def removeElement(self, nums, val):
+        """
+        :type nums: List[int]
+        :type val: int
+        :rtype: int
+        """
+        i = 0
+        j = len(nums) - 1
+    
+        for n in nums:
+            if n != val:
+                nums[i] = n
+                i = i + 1
+