All exercises of the IBM Quantum Challenge 2020 stripped off their story. The original can be found here: https://github.com/qiskit-community/IBMQuantumChallenge2020.

All exercises are taken from the official repository of the IBM Quantum Challenge 2020 at https://github.com/qiskit-community/IBMQuantumChallenge2020.

• Week 1:
  • 1A: full adder in Qiskit
  • 1B: Grover's algorithm: Find the number of iterations with the largest amplitudes.
• Week 2:
  • 2A: Solving one Lights Out puzzle with Grover's algorithm.
  • 2B: qRAM: Determining which Lights Out puzzles are solvable under given constraints.
• Week 3: Final exercise: Find the false Asteroids puzzle.

• Week 1 & 2: Solutions taken from the official repository of the IBM Quantum Challenge 2020 at https://github.com/qiskit-community/IBMQuantumChallenge2020.
• Week 3: My solution for the final exercise.