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Recursion in computer science is a method of problem solving where the solution to a problem depends on solutions to smaller instances of the same problem.
2
votes
Continued fraction with relative precision in Python
You can replace the recursion with a dynamic programing approach, this will remove the recursion and the iteration over i, the time complexity will be O(N * a * b) but you will need to rewrite a lot of …
2
votes
Accepted
Permutations with replacement in Python
First of all, this is a very nicely written code.
Before writing about the cur implementation, a few notes:
I do not think n and m should be in main. It creates shadowing in the function.
I added t …