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{"workbook":{"problemsBrief":"{\"洛谷-P4568\":[\"飞行路线\",16634,\"JLOI2011\"],\"洛谷-P4822\":[\"冻结\",5387,\"BJWC2012\"],\"CodeForces-1801D\":[\"The way home\",2077,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/1801\\\"\\u003eCodeforces Round 857 (Div. 1)\\u003c/a\\u003e\"],\"CodeForces-1887B\":[\"Time Travel\",2683,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/1887\\\"\\u003eCodeforces Round 905 (Div. 1)\\u003c/a\\u003e\"],\"洛谷-P1119\":[\"灾后重建\",28004,null],\"CodeForces-33B\":[\"String Problem\",4811,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/33\\\"\\u003eCodeforces Beta Round 33 (Codeforces format)\\u003c/a\\u003e\"],\"POJ-2449\":[\"Remmarguts\\u0027 Date\",6326,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dPOJ+Monthly\\\"\\u003ePOJ Monthly\\u003c/a\\u003e,Zeyuan Zhu\\u003c/div\\u003e\"],\"洛谷-P2939\":[\"Revamping Trails G\",6688,\"USACO09FEB\"],\"洛谷-P5960\":[\"差分约束\",18301,\"模板\"],\"洛谷-P1462\":[\"通往奥格瑞玛的道路\",19499,null]}","joined":false,"groups":{}},"managingGroups":{},"author":"lxnhb","updateTime":1711878070000,"title":"最短路题单","dislikeCnt":0,"content":"[problem:CodeForces-1887B] 1900\n[problem:CodeForces-1801D] 2100\n[problem:POJ-2449] A*\n[problem:洛谷-P1462]\n[problem:CodeForces-33B] 1800\n[problem:洛谷-P1119]\n#### 以下三道分图层\n[problem:洛谷-P4568]蓝题(可线段树优化)\n[problem:洛谷-P4822]蓝题\n[problem:洛谷-P2939]蓝题\n---------分图层截止线^(QvQ)^----------\n#### 差分约束系统\n[problem:洛谷-P5960]\n---------差分约束截止线^(QvQ)^----------\n\n","threadId":188397,"likeCnt":0,"createTime":1711877847000,"isWorkbook":true,"viewCnt":272,"openness":2,"fav":false,"id":4781,"trustable":false}