Improve speed of Algol bits by about 1.6

[rzuckerm]

Description

Clearing the bits in a loop improved the speed from 14 to 23 passes (about 1.6 times faster).

Contributing requirements

• [x] I read the contribution guidelines in CONTRIBUTING.md.
• [x] I placed my solution in the correct solution folder.
• [x] I added a README.md with the right badge(s).
• [x] I added a Dockerfile that builds and runs my solution.
• [x] I selected drag-race as the target branch.
• [x] All code herein is licensed compatible with BSD-3.

[rbergen]

Ha, that approach looks familiar. I recently applied a version of it in my second CUDA solution. :)

I'll approve and merge if CI passes.