Welcome to Biweekly Contest 68! Feel free to share and post your contest experience here!

You can also view the rankings for the contest here.

Links to the individual problems are included below:

Maximum Number of Words Found in Sentences (3 points)

Find All Possible Recipes from Given Supplies (4 points)

Check if a Parentheses String Can Be Valid (5 points)

Abbreviating the Product of a Range (7 points)