Rounding was not mentioned in the problem statement..
Would be helpful if you change the description to say that the result should be saved to y, rounded up to 3 decimal places. Also, that the present value should be calculated with discrete compounding, and not continuously compounded.
Extract leading non-zero digit
Project Euler: Problem 6, Natural numbers, squares and sums.
Return unique values without sorting
Getting logical indexes
Who is the smartest MATLAB programmer?
Repeat string n times
Bridge and Torch Problem - Minimum time
Hexagonal numbers on a spiral matrix
Homemade: Control Charts
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