We know the importance zero in computer science, mathematics... but who invented zero?
He was the first in the line of great mathematician-astronomers from the classical age of Indian mathematics and Indian astronomy.
Brahmagupta gets no respect. No respect, I tell ya.
Was zero invented, or discovered?
Keep in mind that fill-in-the-blank style questions aren't a great match for Cody since competitors can always inspect the test suite.
Return area of square
Multiply by 3
Simple date to serial no. conversion
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Is it an Armstrong number?
kmph to mps
Given a 4x4 matrix, swap the two middle columns
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