programming-resources-challenges-and-puzzles
PWC 245
PWC 244
PWC 243
Confusing Alphabet Staircase
PWC 241
Implement the cross-correlation function for two periodic 1D signals
Create all possible rows from a picross clue
Challenge
PWC Week 239
simulation of gravitational force to contradict (linear) additivity of speed
Intermediate
Beginner
Want to share some cool and fun stuff you did?
Brainy
Challenge
Puzzle