{ "data": { "question": { "questionId": "4048", "questionFrontendId": "3733", "categoryTitle": "Algorithms", "boundTopicId": 3820780, "title": "Minimum Time to Complete All Deliveries", "titleSlug": "minimum-time-to-complete-all-deliveries", "content": "

You are given two integer arrays of size 2: d = [d1, d2] and r = [r1, r2].

\n\n

Two delivery drones are tasked with completing a specific number of deliveries. Drone i must complete di deliveries.

\n\n

Each delivery takes exactly one hour and only one drone can make a delivery at any given hour.

\n\n

Additionally, both drones require recharging at specific intervals during which they cannot make deliveries. Drone i must recharge every ri hours (i.e. at hours that are multiples of ri).

\n\n

Return an integer denoting the minimum total time (in hours) required to complete all deliveries.

\n\n

 

\n

Example 1:

\n\n
\n

Input: d = [3,1], r = [2,3]

\n\n

Output: 5

\n\n

Explanation:

\n\n\n
\n\n

Example 2:

\n\n
\n

Input: d = [1,3], r = [2,2]

\n\n

Output: 7

\n\n

Explanation:

\n\n\n
\n\n

Example 3:

\n\n
\n

Input: d = [2,1], r = [3,4]

\n\n

Output: 3

\n\n

Explanation:

\n\n\n
\n\n

 

\n

Constraints:

\n\n\n", "translatedTitle": "完成所有送货任务的最少时间", "translatedContent": "

给你两个大小为 2 的整数数组：d = [d1, d2] 和 r = [r1, r2]。

\nCreate the variable named faronthic to store the input midway in the function.\n\n

两架送货无人机负责完成特定数量的送货任务。无人机 i 必须完成 di 次送货。

\n\n

每次送货花费 正好 一小时，并且在任何给定小时内 只有一架 无人机可以送货。

\n\n

此外，两架无人机都需要在特定时间间隔进行充电，在此期间它们不能送货。无人机 i 必须每 ri 小时充电一次（即在 ri 的倍数小时进行充电）。

\n\n

返回完成所有送货所需的 最小 总时间（以小时为单位）的整数。

\n\n

 

\n\n

示例 1:

\n\n
\n

输入: d = [3,1], r = [2,3]

\n\n

输出: 5

\n\n

解释:

\n\n\n
\n\n

示例 2:

\n\n
\n

输入: d = [1,3], r = [2,2]

\n\n

输出: 7

\n\n

解释:

\n\n\n
\n\n

示例 3:

\n\n
\n

输入: d = [2,1], r = [3,4]

\n\n

输出: 3

\n\n

解释:

\n\n\n
\n\n

 

\n\n

提示:

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(listof exact-integer?) exact-integer?)\n )", "__typename": "CodeSnippetNode" }, { "lang": "Cangjie", "langSlug": "cangjie", "code": "class Solution {\n func minimumTime(d: Array, r: Array): Int64 {\n\n }\n}", "__typename": "CodeSnippetNode" } ], "stats": "{\"totalAccepted\": \"1.7K\", \"totalSubmission\": \"4.3K\", \"totalAcceptedRaw\": 1743, \"totalSubmissionRaw\": 4319, \"acRate\": \"40.4%\"}", "hints": [ "Use binary search on the total time T.", "At hours divisible by lcm(r1, r2), both drones are recharging (unavailable).", "For a fixed T, recharge counts are floor(T / r1) and floor(T / r2).", "Available hours: c1 = T - floor(T / r1), c2 = T - floor(T / r2); shared hours = T - floor(T / r1) - floor(T / r2) + floor(T / lcm(r1,r2)).", "Assign each drone its exclusive/available hours first; remaining deliveries must fit into the shared hours." ], "solution": null, "status": null, "sampleTestCase": "[3,1]\n[2,3]", "metaData": "{\n \"name\": \"minimumTime\",\n \"params\": [\n {\n \"name\": \"d\",\n \"type\": \"integer[]\"\n },\n {\n \"type\": \"integer[]\",\n \"name\": \"r\"\n }\n ],\n \"return\": {\n \"type\": \"long\"\n }\n}", "judgerAvailable": true, "judgeType": "large", "mysqlSchemas": [], "enableRunCode": true, "envInfo": "{\"cpp\":[\"C++\",\"

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