Project Euler #15
- by Aistina
Hey everyone,
Last night I was trying to solve challenge #15 from Project Euler:
Starting in the top left corner of a
2×2 grid, there are 6 routes (without
backtracking) to the bottom right
corner.
How many routes are there through a
20×20 grid?
I figured this shouldn't be so hard, so I wrote a basic recursive function:
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