solves remove duplicae from sorted array

Author: anishLearnsToCode

README.md

@@ -9,8 +9,8 @@
 | 13 | [Roman To Integer](https://leetcode.com/problems/roman-to-integer/) | Easy | [![Java](https://img.icons8.com/color/40/000000/java-coffee-cup-logo.png)](https://github.com/anishLearnsToCode/leetcode-algorithms/blob/master/src/RomanToInteger.java) |
 | 14 | [Longest Common Prefix](https://leetcode.com/problems/longest-common-prefix/) | Easy | [![Java](https://img.icons8.com/color/40/000000/java-coffee-cup-logo.png)](https://github.com/anishLearnsToCode/leetcode-algorithms/blob/master/src/LongestCommonPrefix.java) |
 | 20 | [ValidParentheses](https://leetcode.com/problems/valid-parentheses/) | Easy | [![Java](https://img.icons8.com/color/40/000000/java-coffee-cup-logo.png)](https://github.com/anishLearnsToCode/leetcode-algorithms/blob/master/src/ValidParentheses.java) |
-| 21 | [Merge 2 Sorted Lists](https://leetcode.com/problems/merge-two-sorted-lists/) | Easy | |
-| 2 | []() | Easy | |
+| 21 | [Merge 2 Sorted Lists](https://leetcode.com/problems/merge-two-sorted-lists/) | Easy | [![Java](https://img.icons8.com/color/40/000000/java-coffee-cup-logo.png)](https://github.com/anishLearnsToCode/leetcode-algorithms/blob/master/src/Merge2SortedLists.java) |
+| 26 | [remove Duplicates From Sorted Array](https://leetcode.com/problems/remove-duplicates-from-sorted-array/) | Easy | |
 | 2 | []() | Easy | |
 | 2 | []() | Easy | |
 | 2 | []() | Easy | |

src/RemoveDuplicatesFromSortedArray.java

@@ -0,0 +1,17 @@
+public class RemoveDuplicatesFromSortedArray {
+    public int removeDuplicates(int[] array) {
+        if (array.length == 0) {
+            return 0;
+        }
+
+        int position = 1;
+        for (int index = 1, previouslyEncountered = array[0]; index < array.length ; index++) {
+            if (array[index] != previouslyEncountered) {
+                array[position++] = array[index];
+                previouslyEncountered = array[index];
+            }
+        }
+
+        return position;
+    }
+}