Update 08-strings.md

Sujansinhthakor · web-flow · commit edc05d1769ba · 2021-11-06T19:18:34.000+05:30
diff --git a/assignments/08-strings.md b/assignments/08-strings.md
@@ -26,6 +26,7 @@
 - [Check if Binary String Has at Most One Segment of Ones](https://leetcode.com/problems/check-if-binary-string-has-at-most-one-segment-of-ones/)
 - [Merge Strings Alternately](https://leetcode.com/problems/merge-strings-alternately/)
 - [Reverse Prefix of Word](https://leetcode.com/problems/reverse-prefix-of-word/)
+- [Roman to Integer](https://leetcode.com/problems/roman-to-integer/)
 
 ## Medium 
 - [Jump Game VII](https://leetcode.com/problems/jump-game-vii/)
