Practice Common Everyday Computation (1.4) - Algorithms and programming: simple gcd part-A
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Common Everyday Computation

Practice - Common Everyday Computation

Learning

Practice Questions

Test your understanding with targeted questions

Question 1 Easy

What is an algorithm?

💡 Hint: Think of it like a recipe.

Question 2 Easy

List the factors of 10.

💡 Hint: Remember, factors divide the number completely.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What does gcd stand for?

Greatest Common Divisor
Greatest Common Denominator
General Common Divisor

💡 Hint: What does 'gcd' specifically calculate?

Question 2

Is the gcd of 15 and 25 greater than 5?

True
False

💡 Hint: How many common factors do 15 and 25 share?

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Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

Using the concept of gcd, calculate the lcm (least common multiple) of two numbers and explain the connection to gcd.

💡 Hint: What do you think happens when you multiply two numbers and divide by their gcd?

Challenge 2 Hard

Create an algorithm in pseudocode to find the gcd of two numbers and discuss its efficiency compared to the naive method.

💡 Hint: What is an efficient approach to continually reduce numbers?

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Reference links

Supplementary resources to enhance your learning experience.