1241-1250

1241. Number of Comments per Post \star

1242. Web Crawler Multithreaded \star\star

1243. Array Transformation \star

1244. Design A Leaderboard \star\star

1245. Tree Diameter \star\star

1246. Palindrome Removal \star\star\star

1247. Minimum Swaps to Make Strings Equal \star\star

1248. Count Number of Nice Subarrays \star\star

1249. Minimum Remove to Make Valid Parentheses \star\star

1250. Check If It Is a Good Array \star\star\star