Practice Manipulating Sequences (35.3) - Sets, stacks, queues - Data Structures and Algorithms in Python
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Manipulating Sequences

Practice - Manipulating Sequences

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Practice Questions

Test your understanding with targeted questions

Question 1 Easy

Define a set containing the colors red, blue, and green.

💡 Hint: Make sure to use curly braces.

Question 2 Easy

What method would you use to add an item to a stack?

💡 Hint: Think about where you'd add it in a stack.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What operation adds an element to a stack?

Push
Pop
Shift

💡 Hint: Remember, stacks add items where you last left off.

Question 2

Is a queue characterized as LIFO? (True/False)

True
False

💡 Hint: Think of how items 'line up' based on when they were added.

2 more questions available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

Design a grocery list using a set that ensures there are no duplicate items.

💡 Hint: Remember to use curly braces.

Challenge 2 Hard

Implement a function that simulates a queue of customers being served at a cafe where you remove the first customer after serving.

💡 Hint: Think about using pop to remove the first element.

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Reference links

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