I understand the problem but not the tests
It seems like the water content halves every ~69 minutes. But the first sentence about 100% and 100 minutes are very confusing. If it is exponential decay, then water should never reach 0.
Swap the first and last columns
Distance walked 3D
give nth decimal place of pi
Say something funny
find the maximum element of the matrix
swap sign sum & multiply castles
Multiply to the limit?
given 3 sides, find area of this triangle
surface of a spherical planet
Find the outlier in a set of samples
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