{"id":"greedy-output-stack-pattern","text":"Multiple solutions use a \"greedy output stack\" pattern — building output character-by-character, appending or skipping based on a bounded lookback window into the result so far (e.g., fancy-string checks last 2, decrypt-string peeks ahead 2).","truth_value":"IN","source":"entries/2026/06/06/delete-characters-to-make-fancy-string-solution.md","source_url":"","source_hash":"","justifications":[],"dependents":["greedy-stack-extends-streaming-to-output-construction"],"metadata":{},"created_at":"","updated_at":"","reviewed_at":"","verified_at":"","retracted_at":"","explanation":{"steps":[{"node":"greedy-output-stack-pattern","truth_value":"IN","reason":"premise"}]}}