Your first step to ace the Solidity coding interview. FizzBuzz is one of the most infamous coding challenges to quickly screen off candidates.
Even Fibonacci Sum
Solidity: Intermediate
Will you be able to calculate the sum of all even Fibonacci numbers up to 4000000 or you'll push the EVM to its knees?
Largest prime factor
Solidity: Intermediate
Sieve of eratosthenes, Sieve of Atkin, your choice. In this challenge you will test your prime factorization skills in Solidity.
Hello Lisk
Lisk: Beginner
Write your first smart contract on Lisk. In this challenge you will be asked to write a Hello World contract that adds user provided string to the blockchain.