mirror of
https://github.com/krahets/hello-algo.git
synced 2026-08-21 07:47:14 +00:00
build
This commit is contained in:
@@ -411,6 +411,29 @@ comments: true
|
||||
}
|
||||
```
|
||||
|
||||
=== "Kotlin"
|
||||
|
||||
```kotlin title="top_k.kt"
|
||||
/* 基于堆查找数组中最大的 k 个元素 */
|
||||
fun topKHeap(nums: IntArray, k: Int): Queue<Int> {
|
||||
// 初始化小顶堆
|
||||
val heap = PriorityQueue<Int>()
|
||||
// 将数组的前 k 个元素入堆
|
||||
for (i in 0..<k) {
|
||||
heap.offer(nums[i])
|
||||
}
|
||||
// 从第 k+1 个元素开始,保持堆的长度为 k
|
||||
for (i in k..<nums.size) {
|
||||
// 若当前元素大于堆顶元素,则将堆顶元素出堆、当前元素入堆
|
||||
if (nums[i] > heap.peek()) {
|
||||
heap.poll()
|
||||
heap.offer(nums[i])
|
||||
}
|
||||
}
|
||||
return heap
|
||||
}
|
||||
```
|
||||
|
||||
=== "Zig"
|
||||
|
||||
```zig title="top_k.zig"
|
||||
|
||||
Reference in New Issue
Block a user