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Find a Pythagorean triple

Given four different positive numbers, a, b, c and d, provided in increasing order: a < b < c < d, find if any three of them com...

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Back to basics 11 - Max Integer

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Assigning a sum

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Back to basics 22 - Rotate a matrix

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Remove all the words that end with "ain"

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Sums with Excluded Digits

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Return the first and last character of a string

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Extract leading non-zero digit

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Check if number exists in vector

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QWERTY coordinates

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surface of a spherical planet

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Length of the hypotenuse

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Summing Digits within Text

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