Number of Circles in a Number
What is the distance from point P(x,y) to the line Ax + By + C = 0?
Insert zeros into vector
Test Problem; Create a 5x5 array containing all ones
Write c^3 as sum of two squares a^2+b^2
Replace NaNs with the number that appears to its left in the row.
Find the longest sequence of 1's in a binary sequence.
Remove all the words that end with "ain"
Alphabetize by last name
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