{"id":"trim-mean-mutates-input","text":"`trimMean` calls `arr.sort()` which modifies the caller's list in-place, destroying original element ordering.","truth_value":"IN","source":"entries/2026/06/06/mean-of-array-after-removing-some-elements-solution.md","source_url":"","source_hash":"","justifications":[],"dependents":[],"metadata":{},"created_at":"","updated_at":"","reviewed_at":"","verified_at":"","retracted_at":"","explanation":{"steps":[{"node":"trim-mean-mutates-input","truth_value":"IN","reason":"premise"}]}}