Exploring the Caesar cipher (part f5b1)
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Step-by-step: bubble sort (part c56e)
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Step-by-step: primality testing (part d7b3)
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Solving and testing quicksort (part 4362)
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Two ways to solve primality testing (part 448f)
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Solving and testing the Euclidean algorithm for GCD (part ef86)
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Step-by-step: the Caesar cipher (part 42ad)
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Common mistakes in the sum of digits (part 2fce)
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Solving and testing anagram checking (part c1ec)
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Two ways to solve quicksort (part f226)
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Pitfalls of minimum and maximum of a list (part dec7)
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Two approaches to binary search (part 8d96)
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Solving and testing the Sieve of Eratosthenes (part 8eba)
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Two ways to solve the Caesar cipher (part 3c40)
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Pitfalls of the Fibonacci sequence (part a54a)
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Walking through anagram checking (part 3a00)
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Solving and testing fast exponentiation (part ccf4)
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Step-by-step: palindrome check (part 0978)
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Pitfalls of computing an average (part 2216)
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Common mistakes in the Euclidean algorithm for GCD (part 787f)
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A step-by-step look at the Euclidean algorithm for GCD (part 5d1c)
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Writing tests for quicksort (part 875f)
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Walking through the Caesar cipher (part 838b)
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Walking through the Caesar cipher (part fdd1)
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Common mistakes in string reversal (part dab0)
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