{"id":"op1-discriminates-all-operations","text":"In `max_value`, the character at index 1 is `\"+\"` for both increment forms (`\"++X\"`, `\"X++\"`) and `\"-\"` for both decrement forms, making `op[1]` a sufficient discriminator without string matching.","truth_value":"IN","source":"entries/2026/06/06/final-value-of-variable-after-performing-operations-solution.md","source_url":"","source_hash":"","justifications":[],"dependents":[],"metadata":{},"created_at":"","updated_at":"","reviewed_at":"","verified_at":"","retracted_at":"","explanation":{"steps":[{"node":"op1-discriminates-all-operations","truth_value":"IN","reason":"premise"}]}}