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
Find the sum of the elements in the "second" diagonal
Convert a numerical matrix into a cell array of strings
Return area of square
cos for boss?
Tell me the slope
area of an annulus
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