[{"cname":"「岱陌算法杯」 ROUND 4 (Div. 3)","division":3,"participants":17,"rank":11,"change":183,"before":0,"after":183,"ptime":"2025-10-27T04:02:46.058Z","_id":"68d3ffdd785c150416564e97"},{"cname":"「果壳杯」 ROUND 28 (Div. 5)","division":5,"participants":10,"rank":1,"change":597,"before":183,"after":780,"ptime":"2025-11-21T11:36:48.188Z","_id":"69169dff04d937a6e67eb947"},{"cname":"「果壳杯」 ROUND 28 (Div. 4)","division":4,"participants":9,"rank":7,"change":196,"before":780,"after":976,"ptime":"2025-11-21T11:37:10.603Z","_id":"690323c504d937a6e67deaff"},{"cname":"「果壳杯」 ROUND 29 (Div. 3)","division":3,"participants":15,"rank":4,"change":318,"before":976,"after":1294,"ptime":"2025-11-30T00:29:30.317Z","_id":"6917f40f04d937a6e67eced3"},{"cname":"「果壳杯」 ROUND 31 (Div. 3)","division":3,"participants":11,"rank":3,"change":212,"before":1294,"after":1506,"ptime":"2025-12-14T03:49:42.106Z","_id":"692a5dde8a147da72ccda881"}]