{ "data": { "question": { "questionId": "1865", "questionFrontendId": "1724", "categoryTitle": "Algorithms", "boundTopicId": 559111, "title": "Checking Existence of Edge Length Limited Paths II", "titleSlug": "checking-existence-of-edge-length-limited-paths-ii", "content": null, "translatedTitle": "检查边长度限制的路径是否存在 II", "translatedContent": null, "isPaidOnly": true, "difficulty": "Hard", "likes": 11, "dislikes": 0, "isLiked": null, "similarQuestions": "[]", "contributors": [], "langToValidPlayground": null, "topicTags": [ { "name": "Union Find", "slug": "union-find", "translatedName": "并查集", "__typename": "TopicTagNode" }, { "name": "Graph", "slug": "graph", "translatedName": "图", "__typename": "TopicTagNode" }, { "name": "Minimum Spanning Tree", "slug": "minimum-spanning-tree", "translatedName": "最小生成树", "__typename": "TopicTagNode" } ], "companyTagStats": null, "codeSnippets": null, "stats": "{\"totalAccepted\": \"741\", \"totalSubmission\": \"1.3K\", \"totalAcceptedRaw\": 741, \"totalSubmissionRaw\": 1293, \"acRate\": \"57.3%\"}", "hints": [ "Find the minimum spanning tree of the given graph.", "Root the tree in an arbitrary node and calculate the maximum weight of the edge from each node to the chosen root.", "To answer a query, find the lca between the two nodes, and find the maximum weight from each of the query nodes to their lca and compare it to the given limit." ], "solution": null, "status": null, "sampleTestCase": "[\"DistanceLimitedPathsExist\",\"query\",\"query\",\"query\",\"query\"]\n[[6,[[0,2,4],[0,3,2],[1,2,3],[2,3,1],[4,5,5]]],[2,3,2],[1,3,3],[2,0,3],[0,5,6]]", "metaData": "{\n \"classname\": \"DistanceLimitedPathsExist\",\n \"constructor\": {\n \"params\": [\n {\n \"type\": \"integer\",\n \"name\": \"n\"\n },\n {\n \"name\": \"edgeList\",\n \"type\": \"integer[][]\"\n }\n ]\n },\n \"methods\": [\n {\n \"params\": [\n {\n \"type\": \"integer\",\n \"name\": \"p\"\n },\n {\n \"type\": \"integer\",\n \"name\": \"q\"\n },\n {\n \"type\": \"integer\",\n \"name\": \"limit\"\n }\n ],\n \"name\": \"query\",\n \"return\": {\n \"type\": \"boolean\"\n }\n }\n ],\n \"return\": {\n \"type\": \"boolean\"\n },\n \"systemdesign\": true\n}", "judgerAvailable": true, "judgeType": "large", "mysqlSchemas": [], "enableRunCode": true, "envInfo": "{\"cpp\":[\"C++\",\"

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