{"id":"staircase-traversal-for-sorted-matrix","text":"The sorted-matrix negative count uses O(m+n) staircase traversal starting from top-right corner, not binary-search-per-row or brute force — the same pattern applicable to LeetCode 240 and 378.","truth_value":"IN","source":"entries/2026/06/06/count-negative-numbers-in-a-sorted-matrix-solution.md","source_url":"","source_hash":"","justifications":[],"dependents":[],"metadata":{},"created_at":"","updated_at":"","reviewed_at":"","verified_at":"","retracted_at":"","explanation":{"steps":[{"node":"staircase-traversal-for-sorted-matrix","truth_value":"IN","reason":"premise"}]}}