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.
Project Euler: Problem 7, Nth prime
Create a vector whose elements depend on the previous element
Calculate the Number of Sign Changes in a Row Vector (No Element Is Zero)
Create sequnce 1 4 9 16 25.........
What's size of TV?
Basic commands - rounding
Basic commands - Greatest common divisor
cross in array
angle in regular polygon
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