Practice Creating A List Of Zeros (25.1.8) - List Comprehension - Data Structures and Algorithms in Python
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Creating a List of Zeros

Practice - Creating a List of Zeros

Learning

Practice Questions

Test your understanding with targeted questions

Question 1 Easy

Create a list of the first 5 odd numbers using list comprehension.

💡 Hint: Use a range and an if statement to only include odd numbers.

Question 2 Easy

What is the output of this code: list(map(str, [1, 2, 3]))?

💡 Hint: It's converting numbers to strings.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What does the map function return in Python 3?

List
Iterator
Dictionary

💡 Hint: Remember the type of object that map produces in Python 3.

Question 2

True or False: Using a single list of zeros for multiple rows will create independent rows.

True
False

💡 Hint: Think about how the references work in memory for lists.

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Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

Write a function using list comprehension that generates prime numbers less than 100.

💡 Hint: Consider the condition a number needs to satisfy to be prime.

Challenge 2 Hard

Create a 5x5 matrix where each element is the product of its row and column indices.

💡 Hint: Think of the values you need to calculate for each cell based on its position.

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Reference links

Supplementary resources to enhance your learning experience.