Given vector x, calculate the alternating sum
y = x(1) - x(2) + x(3) - x(4) + ...
DNA N-Gram Distribution
First non-zero element in each column
2 b | ~ 2 b
What is the distance from point P(x,y) to the line Ax + By + C = 0?
Switch matrix to a column vector
Leap years on other planets
Evaluating continued fractions
James Bond film count
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