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 the sum of all the numbers of the input vector
Factorize THIS, buddy
Find the sum of the elements in the "second" diagonal
cross in array
Basics - not so easy division
Basic commands - Greatest common divisor
Basic commands - amount of inputs
BASICS - sum part of vector
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