Welcome to Biweekly Contest 47! 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:

Find Nearest Point That Has the Same X or Y Coordinate (3 points)

Check if Number is a Sum of Powers of Three (4 points)

Sum of Beauty of All Substrings (5 points)

Count Pairs Of Nodes (6 points)