DEV Community: Paulo B.M. Sousa

QuCode - 21DaysChallenge - Day 21

Paulo B.M. Sousa — Sun, 22 Jun 2025 15:10:55 +0000

Day 21: Future of Quantum Computing & Real-world Applications
Finance, Chemistry, AI, Optimization

[Code 1] - Using libraries:
https://github.com/paulobmsousa/QuCode_21DaysChallenge/blob/main/QuCode_Day21_FutureQuantumComputingAndRealWorldApplications_Ex1.py

QuCode - 21DaysChallenge - Day 20

Paulo B.M. Sousa — Sat, 21 Jun 2025 12:58:39 +0000

Day 20: Noise, Error Correction & NISQ Era Computing
Quantum error correction, Decoherence

[Code 1] - Using libraries:
https://github.com/paulobmsousa/QuCode_21DaysChallenge/blob/main/QuCode_Day20_NoiseErrorCorrectionNISQEraComputing_Ex1.py

QuCode - 21DaysChallenge - Day 19

Paulo B.M. Sousa — Fri, 20 Jun 2025 15:23:04 +0000

Day 19: Quantum Machine Learning Basics
Quantum data encoding, Quantum neural networks

[Code 1] - Using libraries:
https://github.com/paulobmsousa/QuCode_21DaysChallenge/blob/main/QuCode_Day19_QuantumMachineLearningBasics_Ex1.py

QuCode - 21DaysChallenge - Day 18

Paulo B.M. Sousa — Wed, 18 Jun 2025 23:03:46 +0000

Day 18: Variational Quantum Algorithms
Hybrid quantum-classical computing

[Code 1] - Using algorithm libraries:
https://github.com/paulobmsousa/QuCode_21DaysChallenge/blob/main/QuCode_Day18_VariationalQuantumAlgorithms_Ex1.py
[Code 2] - Using qiskit with numpy libraries:
https://github.com/paulobmsousa/QuCode_21DaysChallenge/blob/main/QuCode_Day18_VariationalQuantumAlgorithms_Ex2.py
[Code 3] - Using pure qiskit libraries:
https://github.com/paulobmsousa/QuCode_21DaysChallenge/blob/main/QuCode_Day18_VariationalQuantumAlgorithms_Ex3.py

QuCode - 21DaysChallenge - Day 17

Paulo B.M. Sousa — Tue, 17 Jun 2025 13:16:46 +0000

Day 17: Grover’s Algorithm & Search Problems
Quadratic speedup, Database search

[Code 1] - Grover:
https://github.com/paulobmsousa/QuCode_21DaysChallenge/blob/main/QuCode_Day17_GroverAlgorithmSearchProblems_Ex1.py

QuCode - 21DaysChallenge - Day 16

Paulo B.M. Sousa — Mon, 16 Jun 2025 13:46:20 +0000

QuCode - 21DaysChallenge - Day 16

Day 16: Shor’s Algorithm & Quantum Cryptography
Breaking RSA, Post-quantum security

[Code 1] - Using libraries:
https://github.com/paulobmsousa/QuCode_21DaysChallenge/blob/main/QuCode_Day16_ShorAlgorithmAndQuantumCryptography_Ex1.py
[Code 2] - Using proper implementation:
https://github.com/paulobmsousa/QuCode_21DaysChallenge/blob/main/QuCode_Day16_ShorAlgorithmAndQuantumCryptography_Ex2.py

QuCode - 21DaysChallenge - Day 15

Paulo B.M. Sousa — Sun, 15 Jun 2025 15:40:35 +0000

Day 15: Quantum Fourier Transform & Applications
Quantum phase estimation

[Code 1] - Using libraries:
https://github.com/paulobmsousa/QuCode_21DaysChallenge/blob/main/QuCode_Day15_QuantumFourierTransformAndApplications_Ex1.py

QuCode - 21DaysChallenge - Day 14

Paulo B.M. Sousa — Sun, 15 Jun 2025 15:36:40 +0000

Day 14: Quantum Programming Basics
Qiskit introduction, Writing first quantum circuit

[Code 1] - Using libraries:
https://github.com/paulobmsousa/QuCode_21DaysChallenge/blob/main/QuCode_Day14_QuantumProgrammingBasics_Ex1.py

QuCode - 21DaysChallenge - Day 13

Paulo B.M. Sousa — Fri, 13 Jun 2025 14:28:46 +0000

Day 13: Quantum Computing Models
Circuit model, Adiabatic QC, Measurement-based QC

Code:
https://github.com/paulobmsousa/QuCode_21DaysChallenge/blob/main/QuCode_Day13_QuantumComputingModels_Ex1.py

QuCode - 21DaysChallenge - Day 12

Paulo B.M. Sousa — Thu, 12 Jun 2025 11:32:27 +0000

QuCode - 21DaysChallenge - Day 12

Day 12 Quantum Measurement & No-Cloning Theorem
Projective measurement, Collapse of the wavefunction

Code:
https://github.com/paulobmsousa/QuCode_21DaysChallenge/blob/main/QuCode_Day12_QuantumMeasurement_No-CloningTheorem_Ex1.py

QuCode - 21DaysChallenge - Day 11

Paulo B.M. Sousa — Wed, 11 Jun 2025 13:32:48 +0000

Day 11 - Quantum Entanglement
Bell states, EPR paradox, Non-locality

Code:
https://github.com/paulobmsousa/QuCode_21DaysChallenge/blob/main/QuCode_Day11_QuantumEntanglement_Ex1.py

QuCode - 21DaysChallenge - Day 10

Paulo B.M. Sousa — Tue, 10 Jun 2025 23:01:20 +0000

Day 10 - Quantum Superposition & Interference
Quantum parallelism, Interference in quantum states

Code:
https://github.com/paulobmsousa/QuCode_21DaysChallenge/blob/main/QuCode_Day10_QuantumSuperposition_Interference_Ex1.py