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 the elements in the "second" diagonal
Whether the input is vector?
Is it a number?
what can you get for exactly amount of money
How many bottles can you drink?
Basic commands - Least common multiple
Basic commands - rounding
What's size of TV?
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