{"id":"path-sum-subtraction-pattern","text":"The algorithm subtracts each node's value from the remaining target rather than accumulating a running sum, avoiding an extra accumulator parameter.","truth_value":"IN","source":"entries/2026/06/06/path-sum-solution.md","source_url":"","source_hash":"","justifications":[],"dependents":[],"metadata":{},"created_at":"","updated_at":"","reviewed_at":"","verified_at":"","retracted_at":"","explanation":{"steps":[{"node":"path-sum-subtraction-pattern","truth_value":"IN","reason":"premise"}]}}