Given n people, everyone must have pictures taken with everyone, each photo includes only two persons, please count the total number of pictures.
Create a square matrix of multiples
Make a random, non-repeating vector.
Rotate a Matrix by 90 degrees
02 - Vector Variables 2
Max of a Vector
Energy of a photon
An asteroid and a spacecraft
chance in percent for minimum K heads when a good coin is tossed N times?
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