{"id":"arithmetic-progression-mutates-input","text":"`can_construct` calls `arr.sort()`, mutating the input list in place; callers needing the original order must pass a copy.","truth_value":"IN","source":"entries/2026/06/06/can-make-arithmetic-progression-from-sequence-solution.md","source_url":"","source_hash":"","justifications":[],"dependents":[],"metadata":{},"created_at":"","updated_at":"","reviewed_at":"","verified_at":"","retracted_at":"","explanation":{"steps":[{"node":"arithmetic-progression-mutates-input","truth_value":"IN","reason":"premise"}]}}