Find the number of points (x,y) in square lattice with x^2 + y^2 =< n. This is related to Jame's Problem 1387. Here you have to find the number of points within a circle.
Return the largest number that is adjacent to a zero
Maximum running product for a string of numbers
The Goldbach Conjecture
Make a Star Pyramid
Celsius to Kelvin
Celsius to Fahrenheit converter
Fahrenheit to Celsius converter
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