I'm getting different answers.. can u give a more clear explanation?
Tic Tac Toe FTW
Sum the entries of each column of a matrix which satisfy a logical condition.
Number of Horns on a unicorn!
Back to basics - mean of corner elements of a matrix
Fractal: area and perimeter of Koch snowflake
Under the sea: Snell's law & total internal reflection
Equal temperament - musical notes and frequency
Make a rainbow matrix (follow-up to checkerboard matrix)
Number of paths on a n-dimensional grid
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