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intermediate · order 51

Rewrite without unsafe

unsafe-redesign-01Related book chapters: 4 (optional — this page is complete on its own)unsaferedesign

Slug: unsafe-redesign-01 · Paired reading: Chapter 4

Prompt

Implement fn sum_slice(xs: &[i32]) -> i64 as a safe rewrite of a raw-pointer walk. No unsafe in the solution.