DIY: Open Lock
Explore methods to solve the lock opening problem by calculating the minimum wheel turns needed to reach the target combination while avoiding restricted states. Learn to implement an efficient solution in Elixir that simulates this puzzle, improving problem-solving skills useful for coding interviews.
We'll cover the following...
We'll cover the following...
Problem statement
You have an old lock in front of you with four circular wheels. Each wheel has ten slots: '0', '1', '2', '3', '4', '5', '6', '7', '8', '9'. The wheels can rotate freely and wrap around. For example, we can turn '9' to be '0' or '0' to be '9'. Each move consists of ...