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intermediate · order 94

Group shifted strings

hash-shift-01Related book chapters: 16 (optional — this page is complete on its own)strings

Slug: hash-shift-01 · Paired reading: Chapter 16

Prompt

Strings that become equal after a uniform Caesar shift of lowercase letters form a group (e.g. abc / bcd). Group the input; return groups as Vec<Vec<String>> (order of groups and within groups may follow first-seen order).