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{"workbook":{"problemsBrief":"{\"HDU-6816\":[\"Boring Game\",391,\"\\u003cdiv class\\u003d\\\"panel_content\\\"\\u003e \\u003ca href\\u003d\\\"https://acm.hdu.edu.cn/search.php?field\\u003dproblem\\u0026amp;key\\u003d2020+Multi-University+Training+Contest+5\\u0026amp;source\\u003d1\\u0026amp;searchmode\\u003dsource\\\"\\u003e 2020 Multi-University Training Contest 5 \\u003c/a\\u003e \\u003c/div\\u003e\"],\"HDU-6639\":[\"Faraway\",354,\"\\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+6\\u0026amp;source\\u003d1\\u0026amp;searchmode\\u003dsource\\\"\\u003e 2019 Multi-University Training Contest 6 \\u003c/a\\u003e \\u003c/div\\u003e\"],\"HDU-6814\":[\"Tetrahedron\",400,\"\\u003cdiv class\\u003d\\\"panel_content\\\"\\u003e \\u003ca href\\u003d\\\"https://acm.hdu.edu.cn/search.php?field\\u003dproblem\\u0026amp;key\\u003d2020+Multi-University+Training+Contest+5\\u0026amp;source\\u003d1\\u0026amp;searchmode\\u003dsource\\\"\\u003e 2020 Multi-University Training Contest 5 \\u003c/a\\u003e \\u003c/div\\u003e\"],\"HDU-6637\":[\"Speed Dog\",92,\"\\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+6\\u0026amp;source\\u003d1\\u0026amp;searchmode\\u003dsource\\\"\\u003e 2019 Multi-University Training Contest 6 \\u003c/a\\u003e \\u003c/div\\u003e\"],\"HDU-6813\":[\"Last Problem\",355,\"\\u003cdiv class\\u003d\\\"panel_content\\\"\\u003e \\u003ca href\\u003d\\\"https://acm.hdu.edu.cn/search.php?field\\u003dproblem\\u0026amp;key\\u003d2020+Multi-University+Training+Contest+4\\u0026amp;source\\u003d1\\u0026amp;searchmode\\u003dsource\\\"\\u003e 2020 Multi-University Training Contest 4 \\u003c/a\\u003e \\u003c/div\\u003e\"],\"HDU-5543\":[\"Pick The Sticks\",853,\"\\u003cdiv class\\u003d\\\"panel_content\\\"\\u003e \\u003ca href\\u003d\\\"https://acm.hdu.edu.cn/search.php?field\\u003dproblem\\u0026amp;key\\u003dThe+2015+China+Collegiate+Programming+Contest\\u0026amp;source\\u003d1\\u0026amp;searchmode\\u003dsource\\\"\\u003e The 2015 China Collegiate Programming Contest \\u003c/a\\u003e \\u003c/div\\u003e\"],\"HDU-6896\":[\"Math Class\",9,\"\\u003cdiv class\\u003d\\\"panel_content\\\"\\u003e \\u003ca href\\u003d\\\"https://acm.hdu.edu.cn/search.php?field\\u003dproblem\\u0026amp;key\\u003d2020%D6%D0%B9%FA%B4%F3%D1%A7%C9%FA%B3%CC%D0%F2%C9%E8%BC%C6%BE%BA%C8%FC%A3%A8CCPC%A3%A9+-+%CD%F8%C2%E7%D1%A1%B0%CE%C8%FC\\u0026amp;source\\u003d1\\u0026amp;searchmode\\u003dsource\\\"\\u003e 2020中国大学生程序设计竞赛(CCPC) - 网络选拔赛 \\u003c/a\\u003e \\u003c/div\\u003e\"],\"HDU-6895\":[\"PE Class\",25,\"\\u003cdiv class\\u003d\\\"panel_content\\\"\\u003e \\u003ca href\\u003d\\\"https://acm.hdu.edu.cn/search.php?field\\u003dproblem\\u0026amp;key\\u003d2020%D6%D0%B9%FA%B4%F3%D1%A7%C9%FA%B3%CC%D0%F2%C9%E8%BC%C6%BE%BA%C8%FC%A3%A8CCPC%A3%A9+-+%CD%F8%C2%E7%D1%A1%B0%CE%C8%FC\\u0026amp;source\\u003d1\\u0026amp;searchmode\\u003dsource\\\"\\u003e 2020中国大学生程序设计竞赛(CCPC) - 网络选拔赛 \\u003c/a\\u003e \\u003c/div\\u003e\"],\"HDU-6894\":[\"CCPC Training Class\",679,\"\\u003cdiv class\\u003d\\\"panel_content\\\"\\u003e \\u003ca href\\u003d\\\"https://acm.hdu.edu.cn/search.php?field\\u003dproblem\\u0026amp;key\\u003d2020%D6%D0%B9%FA%B4%F3%D1%A7%C9%FA%B3%CC%D0%F2%C9%E8%BC%C6%BE%BA%C8%FC%A3%A8CCPC%A3%A9+-+%CD%F8%C2%E7%D1%A1%B0%CE%C8%FC\\u0026amp;source\\u003d1\\u0026amp;searchmode\\u003dsource\\\"\\u003e 2020中国大学生程序设计竞赛(CCPC) - 网络选拔赛 \\u003c/a\\u003e \\u003c/div\\u003e\"],\"HDU-6893\":[\"Robotic Class\",167,\"\\u003cdiv class\\u003d\\\"panel_content\\\"\\u003e \\u003ca href\\u003d\\\"https://acm.hdu.edu.cn/search.php?field\\u003dproblem\\u0026amp;key\\u003d2020%D6%D0%B9%FA%B4%F3%D1%A7%C9%FA%B3%CC%D0%F2%C9%E8%BC%C6%BE%BA%C8%FC%A3%A8CCPC%A3%A9+-+%CD%F8%C2%E7%D1%A1%B0%CE%C8%FC\\u0026amp;source\\u003d1\\u0026amp;searchmode\\u003dsource\\\"\\u003e 2020中国大学生程序设计竞赛(CCPC) - 网络选拔赛 \\u003c/a\\u003e \\u003c/div\\u003e\"],\"HDU-6812\":[\"Kindergarten Physics\",566,\"\\u003cdiv class\\u003d\\\"panel_content\\\"\\u003e \\u003ca href\\u003d\\\"https://acm.hdu.edu.cn/search.php?field\\u003dproblem\\u0026amp;key\\u003d2020+Multi-University+Training+Contest+4\\u0026amp;source\\u003d1\\u0026amp;searchmode\\u003dsource\\\"\\u003e 2020 Multi-University Training Contest 4 \\u003c/a\\u003e \\u003c/div\\u003e\"],\"HDU-6635\":[\"Nonsense Time\",476,\"\\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+6\\u0026amp;source\\u003d1\\u0026amp;searchmode\\u003dsource\\\"\\u003e 2019 Multi-University Training Contest 6 \\u003c/a\\u003e \\u003c/div\\u003e\"],\"HDU-6899\":[\"Xor\",185,\"\\u003cdiv class\\u003d\\\"panel_content\\\"\\u003e \\u003ca href\\u003d\\\"https://acm.hdu.edu.cn/search.php?field\\u003dproblem\\u0026amp;key\\u003d2020%D6%D0%B9%FA%B4%F3%D1%A7%C9%FA%B3%CC%D0%F2%C9%E8%BC%C6%BE%BA%C8%FC%A3%A8CCPC%A3%A9+-+%CD%F8%C2%E7%D1%A1%B0%CE%C8%FC\\u0026amp;source\\u003d1\\u0026amp;searchmode\\u003dsource\\\"\\u003e 2020中国大学生程序设计竞赛(CCPC) - 网络选拔赛 \\u003c/a\\u003e \\u003c/div\\u003e\"],\"HDU-5545\":[\"The Battle of Guandu\",222,\"\\u003cdiv class\\u003d\\\"panel_content\\\"\\u003e \\u003ca href\\u003d\\\"https://acm.hdu.edu.cn/search.php?field\\u003dproblem\\u0026amp;key\\u003dThe+2015+China+Collegiate+Programming+Contest\\u0026amp;source\\u003d1\\u0026amp;searchmode\\u003dsource\\\"\\u003e The 2015 China Collegiate Programming Contest \\u003c/a\\u003e \\u003c/div\\u003e\"],\"HDU-6898\":[\"3x3 Convolution\",489,\"\\u003cdiv class\\u003d\\\"panel_content\\\"\\u003e \\u003ca href\\u003d\\\"https://acm.hdu.edu.cn/search.php?field\\u003dproblem\\u0026amp;key\\u003d2020%D6%D0%B9%FA%B4%F3%D1%A7%C9%FA%B3%CC%D0%F2%C9%E8%BC%C6%BE%BA%C8%FC%A3%A8CCPC%A3%A9+-+%CD%F8%C2%E7%D1%A1%B0%CE%C8%FC\\u0026amp;source\\u003d1\\u0026amp;searchmode\\u003dsource\\\"\\u003e 2020中国大学生程序设计竞赛(CCPC) - 网络选拔赛 \\u003c/a\\u003e \\u003c/div\\u003e\"],\"HDU-5544\":[\"Ba Gua Zhen\",251,\"\\u003cdiv class\\u003d\\\"panel_content\\\"\\u003e \\u003ca href\\u003d\\\"https://acm.hdu.edu.cn/search.php?field\\u003dproblem\\u0026amp;key\\u003dThe+2015+China+Collegiate+Programming+Contest\\u0026amp;source\\u003d1\\u0026amp;searchmode\\u003dsource\\\"\\u003e The 2015 China Collegiate Programming Contest \\u003c/a\\u003e \\u003c/div\\u003e\"],\"HDU-6897\":[\"Reports\",893,\"\\u003cdiv class\\u003d\\\"panel_content\\\"\\u003e \\u003ca href\\u003d\\\"https://acm.hdu.edu.cn/search.php?field\\u003dproblem\\u0026amp;key\\u003d2020%D6%D0%B9%FA%B4%F3%D1%A7%C9%FA%B3%CC%D0%F2%C9%E8%BC%C6%BE%BA%C8%FC%A3%A8CCPC%A3%A9+-+%CD%F8%C2%E7%D1%A1%B0%CE%C8%FC\\u0026amp;source\\u003d1\\u0026amp;searchmode\\u003dsource\\\"\\u003e 2020中国大学生程序设计竞赛(CCPC) - 网络选拔赛 \\u003c/a\\u003e \\u003c/div\\u003e\"],\"HDU-6892\":[\"Lunch\",578,\"\\u003cdiv class\\u003d\\\"panel_content\\\"\\u003e \\u003ca href\\u003d\\\"https://acm.hdu.edu.cn/search.php?field\\u003dproblem\\u0026amp;key\\u003d2020%D6%D0%B9%FA%B4%F3%D1%A7%C9%FA%B3%CC%D0%F2%C9%E8%BC%C6%BE%BA%C8%FC%A3%A8CCPC%A3%A9+-+%CD%F8%C2%E7%D1%A1%B0%CE%C8%FC\\u0026amp;source\\u003d1\\u0026amp;searchmode\\u003dsource\\\"\\u003e 2020中国大学生程序设计竞赛(CCPC) - 网络选拔赛 \\u003c/a\\u003e \\u003c/div\\u003e\"],\"HDU-6891\":[\"Chess Class\",70,\"\\u003cdiv class\\u003d\\\"panel_content\\\"\\u003e \\u003ca href\\u003d\\\"https://acm.hdu.edu.cn/search.php?field\\u003dproblem\\u0026amp;key\\u003d2020%D6%D0%B9%FA%B4%F3%D1%A7%C9%FA%B3%CC%D0%F2%C9%E8%BC%C6%BE%BA%C8%FC%A3%A8CCPC%A3%A9+-+%CD%F8%C2%E7%D1%A1%B0%CE%C8%FC\\u0026amp;source\\u003d1\\u0026amp;searchmode\\u003dsource\\\"\\u003e 2020中国大学生程序设计竞赛(CCPC) - 网络选拔赛 \\u003c/a\\u003e \\u003c/div\\u003e\"],\"HDU-6890\":[\"Express Mail Taking\",836,\"\\u003cdiv class\\u003d\\\"panel_content\\\"\\u003e \\u003ca href\\u003d\\\"https://acm.hdu.edu.cn/search.php?field\\u003dproblem\\u0026amp;key\\u003d2020%D6%D0%B9%FA%B4%F3%D1%A7%C9%FA%B3%CC%D0%F2%C9%E8%BC%C6%BE%BA%C8%FC%A3%A8CCPC%A3%A9+-+%CD%F8%C2%E7%D1%A1%B0%CE%C8%FC\\u0026amp;source\\u003d1\\u0026amp;searchmode\\u003dsource\\\"\\u003e 2020中国大学生程序设计竞赛(CCPC) - 网络选拔赛 \\u003c/a\\u003e \\u003c/div\\u003e\"],\"HDU-6805\":[\"Deliver the Cake\",610,\"\\u003cdiv class\\u003d\\\"panel_content\\\"\\u003e \\u003ca href\\u003d\\\"https://acm.hdu.edu.cn/search.php?field\\u003dproblem\\u0026amp;key\\u003d2020+Multi-University+Training+Contest+4\\u0026amp;source\\u003d1\\u0026amp;searchmode\\u003dsource\\\"\\u003e 2020 Multi-University Training Contest 4 \\u003c/a\\u003e \\u003c/div\\u003e\"],\"HDU-6804\":[\"Contest of Rope Pulling\",435,\"\\u003cdiv class\\u003d\\\"panel_content\\\"\\u003e \\u003ca href\\u003d\\\"https://acm.hdu.edu.cn/search.php?field\\u003dproblem\\u0026amp;key\\u003d2020+Multi-University+Training+Contest+4\\u0026amp;source\\u003d1\\u0026amp;searchmode\\u003dsource\\\"\\u003e 2020 Multi-University Training Contest 4 \\u003c/a\\u003e \\u003c/div\\u003e\"],\"HDU-6803\":[\"Blow up the Enemy\",481,\"\\u003cdiv class\\u003d\\\"panel_content\\\"\\u003e \\u003ca href\\u003d\\\"https://acm.hdu.edu.cn/search.php?field\\u003dproblem\\u0026amp;key\\u003d2020+Multi-University+Training+Contest+4\\u0026amp;source\\u003d1\\u0026amp;searchmode\\u003dsource\\\"\\u003e 2020 Multi-University Training Contest 4 \\u003c/a\\u003e \\u003c/div\\u003e\"],\"HDU-6825\":[\"Set1\",349,\"\\u003cdiv class\\u003d\\\"panel_content\\\"\\u003e \\u003ca href\\u003d\\\"https://acm.hdu.edu.cn/search.php?field\\u003dproblem\\u0026amp;key\\u003d2020+Multi-University+Training+Contest+5\\u0026amp;source\\u003d1\\u0026amp;searchmode\\u003dsource\\\"\\u003e 2020 Multi-University Training Contest 5 \\u003c/a\\u003e \\u003c/div\\u003e\"],\"HDU-6808\":[\"Go Running\",488,\"\\u003cdiv class\\u003d\\\"panel_content\\\"\\u003e \\u003ca href\\u003d\\\"https://acm.hdu.edu.cn/search.php?field\\u003dproblem\\u0026amp;key\\u003d2020+Multi-University+Training+Contest+4\\u0026amp;source\\u003d1\\u0026amp;searchmode\\u003dsource\\\"\\u003e 2020 Multi-University Training Contest 4 \\u003c/a\\u003e \\u003c/div\\u003e\"],\"HDU-6806\":[\"Equal Sentences\",597,\"\\u003cdiv class\\u003d\\\"panel_content\\\"\\u003e \\u003ca href\\u003d\\\"https://acm.hdu.edu.cn/search.php?field\\u003dproblem\\u0026amp;key\\u003d2020+Multi-University+Training+Contest+4\\u0026amp;source\\u003d1\\u0026amp;searchmode\\u003dsource\\\"\\u003e 2020 Multi-University Training Contest 4 \\u003c/a\\u003e \\u003c/div\\u003e\"],\"HDU-6889\":[\"Graph Theory Class\",435,\"\\u003cdiv class\\u003d\\\"panel_content\\\"\\u003e \\u003ca href\\u003d\\\"https://acm.hdu.edu.cn/search.php?field\\u003dproblem\\u0026amp;key\\u003d2020%D6%D0%B9%FA%B4%F3%D1%A7%C9%FA%B3%CC%D0%F2%C9%E8%BC%C6%BE%BA%C8%FC%A3%A8CCPC%A3%A9+-+%CD%F8%C2%E7%D1%A1%B0%CE%C8%FC\\u0026amp;source\\u003d1\\u0026amp;searchmode\\u003dsource\\\"\\u003e 2020中国大学生程序设计竞赛(CCPC) - 网络选拔赛 \\u003c/a\\u003e \\u003c/div\\u003e\"],\"HDU-6900\":[\"Residual Polynomial\",138,\"\\u003cdiv class\\u003d\\\"panel_content\\\"\\u003e \\u003ca href\\u003d\\\"https://acm.hdu.edu.cn/search.php?field\\u003dproblem\\u0026amp;key\\u003d2020%D6%D0%B9%FA%B4%F3%D1%A7%C9%FA%B3%CC%D0%F2%C9%E8%BC%C6%BE%BA%C8%FC%A3%A8CCPC%A3%A9+-+%CD%F8%C2%E7%D1%A1%B0%CE%C8%FC\\u0026amp;source\\u003d1\\u0026amp;searchmode\\u003dsource\\\"\\u003e 2020中国大学生程序设计竞赛(CCPC) - 网络选拔赛 \\u003c/a\\u003e \\u003c/div\\u003e\"],\"HDU-6822\":[\"Paperfolding\",414,\"\\u003cdiv class\\u003d\\\"panel_content\\\"\\u003e \\u003ca href\\u003d\\\"https://acm.hdu.edu.cn/search.php?field\\u003dproblem\\u0026amp;key\\u003d2020+Multi-University+Training+Contest+5\\u0026amp;source\\u003d1\\u0026amp;searchmode\\u003dsource\\\"\\u003e 2020 Multi-University Training Contest 5 \\u003c/a\\u003e \\u003c/div\\u003e\"],\"HDU-6888\":[\"Art Class\",84,\"\\u003cdiv class\\u003d\\\"panel_content\\\"\\u003e \\u003ca href\\u003d\\\"https://acm.hdu.edu.cn/search.php?field\\u003dproblem\\u0026amp;key\\u003d2020%D6%D0%B9%FA%B4%F3%D1%A7%C9%FA%B3%CC%D0%F2%C9%E8%BC%C6%BE%BA%C8%FC%A3%A8CCPC%A3%A9+-+%CD%F8%C2%E7%D1%A1%B0%CE%C8%FC\\u0026amp;source\\u003d1\\u0026amp;searchmode\\u003dsource\\\"\\u003e 2020中国大学生程序设计竞赛(CCPC) - 网络选拔赛 \\u003c/a\\u003e \\u003c/div\\u003e\"],\"HDU-6644\":[\"11 Dimensions\",156,\"\\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+6\\u0026amp;source\\u003d1\\u0026amp;searchmode\\u003dsource\\\"\\u003e 2019 Multi-University Training Contest 6 \\u003c/a\\u003e \\u003c/div\\u003e\"],\"HDU-6820\":[\"Tree\",265,\"\\u003cdiv class\\u003d\\\"panel_content\\\"\\u003e \\u003ca href\\u003d\\\"https://acm.hdu.edu.cn/search.php?field\\u003dproblem\\u0026amp;key\\u003d2020+Multi-University+Training+Contest+5\\u0026amp;source\\u003d1\\u0026amp;searchmode\\u003dsource\\\"\\u003e 2020 Multi-University Training Contest 5 \\u003c/a\\u003e \\u003c/div\\u003e\"],\"HDU-5550\":[\"Game Rooms\",305,\"\\u003cdiv class\\u003d\\\"panel_content\\\"\\u003e \\u003ca href\\u003d\\\"https://acm.hdu.edu.cn/search.php?field\\u003dproblem\\u0026amp;key\\u003dThe+2015+China+Collegiate+Programming+Contest\\u0026amp;source\\u003d1\\u0026amp;searchmode\\u003dsource\\\"\\u003e The 2015 China Collegiate Programming Contest \\u003c/a\\u003e \\u003c/div\\u003e\"]}","joined":false,"groups":{}},"managingGroups":{},"author":"1250336725","updateTime":1600763127000,"title":"补题2020,8月","dislikeCnt":0,"content":"### The 2015 China Collegiate Programming Contest \n[[problem:HDU-5543]](https://vjudge.net/problem/HDU-5543)\n[[problem:HDU-5544]](https://vjudge.net/problem/HDU-5544)\n[[problem:HDU-5545]](https://vjudge.net/problem/HDU-5545)\n[[problem:HDU-5550]](https://vjudge.net/problem/HDU-5550)\n### 2019 Multi-University Training Contest 6\n[[problem:HDU-6635]](https://vjudge.net/problem/HDU-6635)\n[[problem:HDU-6637]](https://vjudge.net/problem/HDU-6637)\n[[problem:HDU-6639]](https://vjudge.net/problem/HDU-6639)\n[[problem:HDU-6644]](https://vjudge.net/problem/HDU-6644)\n### 2020 Multi-University Training Contest 4\n[[problem:HDU-6812]](https://vjudge.net/problem/HDU-6812)\n[[problem:HDU-6813]](https://vjudge.net/problem/HDU-6813)\n[[problem:HDU-6808]](https://vjudge.net/problem/HDU-6808)\n[[problem:HDU-6806]](https://vjudge.net/problem/HDU-6806)\n[[problem:HDU-6805]](https://vjudge.net/problem/HDU-6805)\n[[problem:HDU-6803]](https://vjudge.net/problem/HDU-6803)\n[[problem:HDU-6804]](https://vjudge.net/problem/HDU-6804)\n### 2020 Multi-University Training Contest 5\n[[problem:HDU-6814]](https://vjudge.net/problem/HDU-6814)\n[[problem:HDU-6816]](https://vjudge.net/problem/HDU-6816)\n[[problem:HDU-6820]](https://vjudge.net/problem/HDU-6820)\n[[problem:HDU-6822]](https://vjudge.net/problem/HDU-6822)\n[[problem:HDU-6825]](https://vjudge.net/problem/HDU-6825)\n### 2020 CPPC 网络赛\n[[problem:HDU-6888]](https://vjudge.net/problem/HDU-6888)\n[[problem:HDU-6889]](https://vjudge.net/problem/HDU-6889)\n[[problem:HDU-6890]](https://vjudge.net/problem/HDU-6890)\n[[problem:HDU-6891]](https://vjudge.net/problem/HDU-6891)\n[[problem:HDU-6892]](https://vjudge.net/problem/HDU-6892)\n[[problem:HDU-6893]](https://vjudge.net/problem/HDU-6893)\n[[problem:HDU-6894]](https://vjudge.net/problem/HDU-6894)\n[[problem:HDU-6895]](https://vjudge.net/problem/HDU-6895)\n[[problem:HDU-6896]](https://vjudge.net/problem/HDU-6896)\n[[problem:HDU-6897]](https://vjudge.net/problem/HDU-6897)\n[[problem:HDU-6898]](https://vjudge.net/problem/HDU-6898)\n[[problem:HDU-6899]](https://vjudge.net/problem/HDU-6899)\n[[problem:HDU-6900]](https://vjudge.net/problem/HDU-6900)\n","threadId":76219,"likeCnt":1,"createTime":1596634675000,"isWorkbook":true,"viewCnt":1082,"openness":2,"fav":false,"id":2436,"trustable":false}