Welcome to Weekly Contest 254! 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:

Number of Strings That Appear as Substrings in Word (3 points)

Array With Elements Not Equal to Average of Neighbors (4 points)

Minimum Non-Zero Product of the Array Elements (5 points)

Last Day Where You Can Still Cross (6 points)