Doing a single modulo 9 operation is much faster than summing a d-digit number, ... | Hacker News

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		ActivePattern on Jan 3, 2025 \| parent \| context \| favorite \| on: Can LLMs write better code if you keep asking them... Doing a single modulo 9 operation is much faster than summing a d-digit number, which requires d modulo 10s, d divide 10s, and d sums.

brabel on Jan 4, 2025 [–]

You can do the sum by looking directly at the digits in the string, no need for module at all.

Jensson on Jan 4, 2025 | [–]

Number to string is even more expensive.

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