[{"cname":"「果壳语法杯」 ROUND 3 (Div. 5)","division":5,"participants":50,"rank":3,"change":771,"before":0,"after":771,"ptime":"2025-10-27T04:02:45.013Z","_id":"6820a51ae0fa07f1d11a7842"},{"cname":"「果壳语法杯」 ROUND 5 (Div. 5)","division":5,"participants":20,"rank":4,"change":175,"before":771,"after":946,"ptime":"2025-10-27T04:02:45.126Z","_id":"682ab6cb46617f92910b4f9f"},{"cname":"「岱陌算法杯」 ROUND 1 (Div. 3)","division":3,"participants":24,"rank":13,"change":0,"before":946,"after":946,"ptime":"2025-10-27T04:02:45.199Z","_id":"682ab5f746617f92910b4f9c"},{"cname":"「岱陌算法杯」 ROUND 2 (Div. 3)","division":3,"participants":15,"rank":9,"change":0,"before":946,"after":946,"ptime":"2025-10-27T04:02:45.465Z","_id":"6860f726cab0ed6d0d348ede"}]