solutions are rounded in a somewhat arbitrary fashion...
Your value of pi is wrong.
The problem should specify that the used value for pi is 3.1416 (since this is not its true value), and that we need to use floor with precision of 4 decimal places.
First N Perfect Squares
Doubling elements in a vector
Create a two dimensional zero matrix
Given the variable x as your input, multiply it by four, then divide it by two. Then put the result in y.
Find Month & day for given day number of a year
Calculate Simple Intrest for given data
Rank of matrix
To convolve two vectors
Roots of quadratic equation
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