Step-by-step: string reversal (part c4e4)
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Exploring the sum of digits (part c170)
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Walking through quicksort (part 682f)
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Two ways to solve computing an average (part 9f86)
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A step-by-step look at removing duplicates from a list (part 95a3)
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Walking through the Sieve of Eratosthenes (part 042b)
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Common mistakes in factorial computation (part 9bfb)
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Step-by-step: minimum and maximum of a list (part f0cf)
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Solving and testing the sum of digits (part ad40)
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Step-by-step: the Euclidean algorithm for GCD (part 1828)
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Step-by-step: quicksort (part 71e1)
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Common mistakes in palindrome check (part dcb7)
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Writing tests for the Euclidean algorithm for GCD (part f07d)
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Common mistakes in fast exponentiation (part 71d9)
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Solving and testing minimum and maximum of a list (part 3dbb)
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Common mistakes in word frequency counting (part 32b5)
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Solving and testing merge sort (part 53b0)
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A step-by-step look at palindrome check (part e2d9)
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Writing tests for merge sort (part 8195)
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Writing tests for the Fibonacci sequence (part 8be2)
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Walking through string reversal (part e6c3)
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Common mistakes in removing duplicates from a list (part de55)
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Solving and testing removing duplicates from a list (part 396b)
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Common mistakes in bracket sequence validation (part 7491)
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Common mistakes in string reversal (part 735f)
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