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Is X a Fibonacci Matrix?
Set some matrix elements to zero
Calculate the probability that at least two people in a group share the same birthday.
Area of an equilateral triangle
Is this triangle right-angled?
Expand 10^n to Powers of 4
Let's Make A Deal: The Player's Dilemma 2
The Generalized-N Eggs Problem
Damping of Servomotors with Tachometer Feedback
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