added status column

Author: Deftly

README.md

@@ -1,12 +1,12 @@
 # LeetCode 
 
-| # | Title | Solution | Difficulty |
-|---|-------|----------|------------|
-|1|[Two Sum](./leetcode/0001.two_sum/README.md)|[Go](./leetcode/0001.two_sum/1.two_sum.go)|Easy|
-|2|[Add Two Numbers](./leetcode/0002.add_two_numbers/README.md)|[Go](./leetcode/0002.add_two_numbers/2.add_two_numbers.go)|Medium|
-|3|[Longest Substring Without Repeating Characters](./leetcode/0003.longest_substring_without_repeating_characters/README.md)|[Go](./leetcode/0003.longest_substring_without_repeating_characters/3.longest_susbtring_without_repeating.go)|Medium|
-|5|[Longest Palindromic Substring](./leetcode/0005.longest_palindromic_substring/README.md)|[Go](./leetcode/0005.longest_palindromic_substring/5.longest_palindromic_substring.go)|Medium|
-|121|[Best Time to Buy and Sell Stock](./leetcode/0121.best_time_to_buy_and_sell_stock/README.md)|[Go](./leetcode/0121.best_time_to_buy_and_sell_stock/121.best_time_to_buy_and_sell_stock.go)|Easy|
-|217|[Contains Duplicate](./leetcode/0217.contains_duplicate/README.md)|[Go](./leetcode/0217.contains_duplicate/217.contains_duplicate.go)|Easy|
-|242|[Valid Anagram](./leetcode/0242.valid_anagram/README.md)|[Go](./leetcode/0242.valid_anagram/242.valid_anagram.go)|Easy|
-|1929|[Concatenation of Array](./leetcode/1929.concatenation_of_array/README.md)|[Go](./leetcode/1929.concatenation_of_array/1929.concatenation_of_array.go)|Easy|
+| # | Title | Solution | Difficulty | Status |
+|---|-------|----------|------------|--------|
+|1|[Two Sum](./leetcode/0001.two_sum/README.md)|[Go](./leetcode/0001.two_sum/1.two_sum.go)|Easy|Completed|
+|2|[Add Two Numbers](./leetcode/0002.add_two_numbers/README.md)|[Go](./leetcode/0002.add_two_numbers/2.add_two_numbers.go)|Medium|Completed|
+|3|[Longest Substring Without Repeating Characters](./leetcode/0003.longest_substring_without_repeating_characters/README.md)|[Go](./leetcode/0003.longest_substring_without_repeating_characters/3.longest_susbtring_without_repeating.go)|Medium|Completed|
+|5|[Longest Palindromic Substring](./leetcode/0005.longest_palindromic_substring/README.md)|[Go](./leetcode/0005.longest_palindromic_substring/5.longest_palindromic_substring.go)|Medium|In-progress|
+|121|[Best Time to Buy and Sell Stock](./leetcode/0121.best_time_to_buy_and_sell_stock/README.md)|[Go](./leetcode/0121.best_time_to_buy_and_sell_stock/121.best_time_to_buy_and_sell_stock.go)|Easy|Completed|
+|217|[Contains Duplicate](./leetcode/0217.contains_duplicate/README.md)|[Go](./leetcode/0217.contains_duplicate/217.contains_duplicate.go)|Easy|Completed|
+|242|[Valid Anagram](./leetcode/0242.valid_anagram/README.md)|[Go](./leetcode/0242.valid_anagram/242.valid_anagram.go)|Easy|Completed|
+|1929|[Concatenation of Array](./leetcode/1929.concatenation_of_array/README.md)|[Go](./leetcode/1929.concatenation_of_array/1929.concatenation_of_array.go)|Easy|Completed|