{"id":"ping-window-boundary-inclusive","text":"In the recent-calls solution (problem 933), the eviction condition `self.q[0] < t - 3000` keeps timestamps equal to `t - 3000` in the window, making both endpoints of `[t-3000, t]` inclusive","truth_value":"IN","source":"entries/2026/06/06/number-of-recent-calls-solution.md","source_url":"","source_hash":"","justifications":[],"dependents":[],"metadata":{},"created_at":"","updated_at":"","reviewed_at":"","verified_at":"","retracted_at":"","explanation":{"steps":[{"node":"ping-window-boundary-inclusive","truth_value":"IN","reason":"premise"}]}}