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{"workbook":{"problemsBrief":"{\"QOJ-1179\":[\"Contamination\",16,\"\\u003ca href\\u003d\\\"https://qoj.ac/contest/445\\\"\\u003ePetrozavodsk Winter 2020. Day 5. Jagiellonian U Contest\\u003c/a\\u003e\"],\"QOJ-3029\":[\"The Great Drone Show\",33,\"\\u003ca href\\u003d\\\"https://qoj.ac/contest/559\\\"\\u003eThe 2019 Polish Collegiate Programming Contest (AMPPZ 2019)\\u003c/a\\u003e\\u003cbr\\u003e\\u003ca href\\u003d\\\"https://qoj.ac/contest/559?v\\u003d1\\\"\\u003eXX Open Cup named after E.V. Pankratiev. Grand Prix of Poland\\u003c/a\\u003e\"],\"CodeForces-1423C\":[\"Dušan\\u0027s Railway\",145,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/1423\\\"\\u003eBubble Cup 13 - Finals [Online Mirror, unrated, Div. 1]\\u003c/a\\u003e\"],\"QOJ-1359\":[\"Setting Maps\",54,\"\\u003ca href\\u003d\\\"https://qoj.ac/contest/506\\\"\\u003ePetrozavodsk Summer 2020. Day 6. Korean Contest\\u003c/a\\u003e\"],\"HDU-6691\":[\"Minimum Spanning Trees\",33,\"\\u003cdiv class\\u003d\\\"panel_content\\\"\\u003e \\u003ca href\\u003d\\\"https://acm.hdu.edu.cn/search.php?field\\u003dproblem\\u0026amp;key\\u003d2019+Multi-University+Training+Contest+10\\u0026amp;source\\u003d1\\u0026amp;searchmode\\u003dsource\\\"\\u003e 2019 Multi-University Training Contest 10 \\u003c/a\\u003e \\u003c/div\\u003e\"],\"Gym-103860H\":[\"Harie Programming Contest\",7,\"\\u003ca href\\u003d\\u0027https://codeforces.com/gym/103860\\u0027 target\\u003d\\u0027_blank\\u0027\\u003eThe 7th China Collegiate Programming Contest, Finals (CCPC Finals 2021)\\u003c/a\\u003e\"],\"QOJ-7313\":[\"Connected Spanning Subgraph\",24,\"\\u003ca href\\u003d\\\"https://qoj.ac/contest/1360\\\"\\u003eICPCCamp 2017. Day 2. zimpha\\u0027s Contest 3\\u003c/a\\u003e\\u003cbr\\u003e\\u003ca href\\u003d\\\"https://qoj.ac/contest/1360?v\\u003d1\\\"\\u003ePetrozavodsk Winter 2017. Day 9. Xi Lin Contest 3\\u003c/a\\u003e\\u003cbr\\u003e\\u003ca href\\u003d\\\"https://qoj.ac/contest/1360?v\\u003d2\\\"\\u003eXVII Open Cup named after E.V. Pankratiev, Grand Prix of China\\u003c/a\\u003e\"],\"QOJ-1878\":[\"No Rest for the Wicked\",50,\"\\u003ca href\\u003d\\\"https://qoj.ac/contest/697\\\"\\u003ePetrozavodsk Summer 2021. Day 7. MIPT Contest, GP of Dolgoprudny\\u003c/a\\u003e\\u003cbr\\u003e\\u003ca href\\u003d\\\"https://qoj.ac/contest/697?v\\u003d1\\\"\\u003eXXII Open Cup named after E.V. Pankratiev, Grand Prix of Dolgoprudny\\u003c/a\\u003e\"],\"CodeForces-429E\":[\"Points and Segments\",920,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/429\\\"\\u003eCodeforces Round 245 (Div. 1)\\u003c/a\\u003e\"],\"LibreOJ-2977\":[\"巧克力\",409,\"THUSCH 2017\"],\"Gym-104128J\":[\"Perfect Matching\",136,\"\\u003ca href\\u003d\\u0027https://codeforces.com/gym/104128\\u0027 target\\u003d\\u0027_blank\\u0027\\u003eThe 2022 ICPC Asia Nanjing Regional Contest\\u003c/a\\u003e\"]}","joined":false,"groups":{}},"managingGroups":{},"author":"erickin","updateTime":1702362429000,"title":"2023年12月12日杂题","dislikeCnt":0,"content":"[problem:CodeForces-429E]\n[problem:QOJ-7313]\n[problem:CodeForces-1423C]\n[problem:Gym-104128J]\n[problem:QOJ-1359]\n[problem:QOJ-3029]\n[problem:LibreOJ-2977]\n[problem:QOJ-1179]\n[problem:Gym-103860H]\n[problem:QOJ-1878]\n[problem:HDU-6691]\n","threadId":177939,"likeCnt":0,"createTime":1702362399000,"isWorkbook":true,"viewCnt":381,"openness":2,"fav":false,"id":4373,"trustable":false}