It appears that Alfonso took 7 minutes to solve this challenge.
very clever simplifications (constant term in linear model is irrelevant, and optimal slope can only take a discrete set of values)
Tobias took at least 2 minutes to solve this challenge with Matlab. An elegant usage of a function and a Matlab optimization function. This solution also crushed the GJam BigDataset in 1.2 seconds.
surface of a spherical planet
Selecting books on MATLAB for experts and beginners (blindfolded)
Determine Whether an array is empty
Spherical radius given four points
Matrix to column conversion
USC Fall 2012 ACM: Martian Pranks
Binpack Contest: Retro
Create a Cell array of month-end date strings within a provided date range
GJam 2017 Kickstart: Vote (Small)
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