Timeline for Project Euler problem 92 (sequences formed by the sum of squares of digits) in Haskell
Current License: CC BY-SA 3.0
4 events
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| Jul 20, 2015 at 1:26 | comment | added | Toxaris |
Good answer, but: Don't memoize with a linked list as cache. Also it is hard to see whether your definition of memo is actually shared between calls to chainResult. I guess the compiler would float it out and then it is shared?
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| Jul 20, 2015 at 0:59 | comment | added | Ben | Some really, really good advice. Thanks a lot! The speedup was actually even more impressive; it ran almost 3x faster on my system. | |
| Jul 20, 2015 at 0:55 | history | edited | 200_success | CC BY-SA 3.0 |
added 1 character in body
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| Jul 20, 2015 at 0:48 | history | answered | 200_success | CC BY-SA 3.0 |