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101 Python Challenges 101 Extra Python Challenges
Author: Administrator

Algebraic Pyramid Challenge

Posted on by Administrator Posted in Computer Science, Python - Intermediate, Python Challenges

For the purpose of this challenge we will use algebraic pyramids pointing downwards (or upside down pyramids!). The idea of this mathematical puzzle is to fill in all the bricks of a pyramid based on the following rule: To work…

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Bracket Validator

Posted on by Administrator Posted in Computer Science, Python - Advanced, Python Challenges

The aim of this Python Challenge is to write a script to validate an arithmetic expression by checking that it has a valid sequence of opening and closing brackets. Let’s consider the following arithmetic expressions to decide whether they contain…

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Proportions and cross products

Posted on by Administrator Posted in Computer Science, Python - Intermediate, Python Challenges, Solved Challenges

A proportion is simply a statement that two ratios are equal. The following are examples of proportions: 1/4 = 25/100 8/24 = 1/3 40/60 = 2/3 Proportions are often use in Maths to simplify a fraction or to represent a…

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Linked Lists

Posted on by Administrator Posted in A Level Concepts, Computer Science, Computing Concepts

A linked-list is a dynamic data structure used in computer science. It consists of a collection of nodes where each node contains a piece of data (value) and a pointer (memory location) to the next node in the list. The…

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XOR Encryption Algorithm

Posted on by Administrator Posted in Algorithms, Computer Science, Computing Concepts, Cryptography, Python - Intermediate, Python Challenges

The XOR Encryption algorithm is a very effective yet easy to implement method of symmetric encryption. Due to its effectiveness and simplicity, the XOR Encryption is an extremely common component used in more complex encryption algorithms used nowadays. The XOR…

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Eureka! (and King Hiero’s Crown)

Posted on by Administrator Posted in Computer Science, Python - Beginner, Python Challenges, Solved Challenges

Did you know? Archimedes is one of the most famous physicist, mathematician, astronomer and inventor of the classical age: He lived in Syracuse on the island of Sicily in the third century B.C. Many of his inventions and theories are…

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Searching & Sorting Algorithms Practice

Posted on by Administrator Posted in A Level Concepts, Algorithms, Algorithms (GCSE), Computer Science, Computing Concepts, GCSE Concepts

The searching and sorting algorithms are key algorithms that you will study in computer science. Most computer programs involve some searching and sorting features so these key algorithms are often used when coding various computer programs. Searching and sorting algorithms…

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Taboo Revision Game (A Level)

Posted on by Administrator Posted in A Level Concepts, A Level Quiz, Computer Science, Computing Terminology Quiz

Check our version of the Taboo game focusing on A level computer science terminology. The objective of the game is for a player to have their partners guess the word on the player’s card without using the word itself or…

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The commuter’s puzzle

Posted on by Administrator Posted in Computer Science, Python - Beginner, Python Challenges, Solved Challenges

Yuri lives in Oxford, UK and commutes by train to his work place in London every working day of the week (5 days a week). One evening, Yuri spot the Moon through the train window and asked himself the following…

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Mission Alpha-Centauri

Posted on by Administrator Posted in Computer Science, Python - Intermediate, Python Challenges

Did you know that Alpha-Centauri is the second nearest star to planet Earth, the first one being the Sun. It is 4.2 light-years away from us! When astronomers measure the distance of stars (from planet Earth) they do not use…

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