{"code":"olp6treeorder","name":"Truy vấn trên cây","description":"!!! question \"Ví dụ\"\r\n    ???+ \"Đầu vào\"\r\n        ```sample\r\n        5 2\r\n        1 2\r\n        1 3\r\n        2 4\r\n        2 5\r\n        1 2 3 4\r\n        2 2 13\r\n        ```\r\n    ???+ success \"Đầu ra\"\r\n        ```sample\r\n        13\r\n        3 4\r\n        ```","points":1.0,"partial":false,"time_limit":4.0,"memory_limit":524288,"short_circuit":false,"allowed_languages":[5,6,11,12,14,41],"is_public":true,"is_manually_managed":false,"permissions":{"can_edit":false}}