原文:LeetCode 1057. Campus Bikes

直接根據最短distance greedy做。 用了優先隊列,C less lt type gt 是大的先,所以我們可以重載 lt 符號,把邏輯反過來。 第二種寫法不用結構體,節省了空間復雜度,但是每次cmp的時候都要計算dist,但是時間會翻倍。 這里采用了 lambda funtion,注意 priority queue 里 lambda 的寫法。 時間復雜度:mnlog mn ,因為有mn對 ...

2019-09-05 12:05 0 685 推薦指數:

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LeetCode 1057. Campus Bikes

原題鏈接在這里:https://leetcode.com/problems/campus-bikes/ 題目: On a campus represented as a 2D grid, there are N workers and M bikes, with N <= M. Each ...

Thu Jan 16 21:20:00 CST 2020 0 1162
[LeetCode] 1057. Campus Bikes 校園自行車

On a campus represented as a 2D grid, there are N workers and M bikes, with N <= M. Each worker and bike is a 2D coordinate on this grid. Our ...

Sun Mar 28 20:20:00 CST 2021 1 436
Leetcode: Campus Bikes II

Basic: Backtracking + pruning DP: refer to https://leetcode.com/problems/campus-bikes-ii/discuss/305218/DFS- ...

Thu Oct 03 00:13:00 CST 2019 0 782
LeetCode 1066. Campus Bikes II

原題鏈接在這里:https://leetcode.com/problems/campus-bikes-ii/ 題目: On a campus represented as a 2D grid, there are N workers and M bikes, with N <= M. ...

Fri Jan 17 16:09:00 CST 2020 0 937
LeetCode 1066. Campus Bikes II

Backtracing + Pruning (TLE) 最容易的解法是 backtracing,但是即使加了剪枝,還是會超時。 Backtracing + Memoizatio ...

Mon Jul 29 14:25:00 CST 2019 0 1206
1057: 素數判定

[ 提交][ 狀態][ 討論版][命題人: admin] 題目描述 輸入一個正整數n,判斷n是否是素數,若n是素數,輸出”Yes”,否則輸出”No”。 輸入 ...

Sat Jun 23 23:09:00 CST 2018 0 932
 
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