Practice Greatest Common Divisor (gcd) (2) - Algorithms and programming: simple gcd part-A
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Greatest Common Divisor (gcd)

Practice - Greatest Common Divisor (gcd)

Learning

Practice Questions

Test your understanding with targeted questions

Question 1 Easy

What is the gcd of 8 and 12?

💡 Hint: List the factors of both numbers.

Question 2 Easy

Is 1 a common divisor of any two integers?

💡 Hint: Think about the definition of a divisor.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What is the gcd of two coprime numbers?

0
1
The smaller number

💡 Hint: Recall the definition of coprime.

Question 2

True or False: The gcd of any two integers will always be positive.

True
False

💡 Hint: Consider the definition of gcd.

1 more question available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

Using the Euclidean algorithm, find the gcd of 255 and 75. Explain your steps.

💡 Hint: Keep applying the division rule until you reach 0.

Challenge 2 Hard

Create a Python function that computes gcd using the iterative method for any two integers.

💡 Hint: Make sure to handle 0 as input correctly.

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Reference links

Supplementary resources to enhance your learning experience.