This problem is hard due the precision error that floating-point numbers have. The number 0.1 may not be equal to 0.1, be careful.
i am surprised to see why the same thing doesn't work when kept in decimal
cool idea! very eye-opening
Second thoughts: I think in the new version of MATLAB, the initial value of ans should be set for empty matrix, not empty string.
Find relatively common elements in matrix rows
Change the sign of even index entries of the reversed vector
Find a Pythagorean triple
Vectors counting by 2
Basic commands - Least common multiple
angle in regular polygon
Basic commands - Greatest common divisor
How many bottles can you drink?
cross in array
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