I'm getting different answers.. can u give a more clear explanation?
Counting in Finnish
Create matrix of replicated elements
Area of an equilateral triangle
Fractal: area and perimeter of Koch snowflake
Make a rainbow matrix (follow-up to checkerboard matrix)
The last non-zero digit of a factorial
The number of trailing zero digit of a factorial
Under the sea: Snell's law & total internal reflection
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