This commit is contained in:
krahets
2024-03-25 22:43:12 +08:00
parent 22017aa8e5
commit 87af663929
70 changed files with 7428 additions and 32 deletions

View File

@ -193,6 +193,22 @@ comments: true
}
```
=== "Kotlin"
```kotlin title="binary_search_edge.kt"
/* 二分查找最左一个 target */
fun binarySearchLeftEdge(nums: IntArray, target: Int): Int {
// 等价于查找 target 的插入点
val i = binarySearchInsertion(nums, target)
// 未找到 target ,返回 -1
if (i == nums.size || nums[i] != target) {
return -1
}
// 找到 target ,返回索引 i
return i
}
```
=== "Zig"
```zig title="binary_search_edge.zig"
@ -418,6 +434,24 @@ comments: true
}
```
=== "Kotlin"
```kotlin title="binary_search_edge.kt"
/* 二分查找最右一个 target */
fun binarySearchRightEdge(nums: IntArray, target: Int): Int {
// 转化为查找最左一个 target + 1
val i = binarySearchInsertion(nums, target + 1)
// j 指向最右一个 target i 指向首个大于 target 的元素
val j = i - 1
// 未找到 target ,返回 -1
if (j == -1 || nums[j] != target) {
return -1
}
// 找到 target ,返回索引 j
return j
}
```
=== "Zig"
```zig title="binary_search_edge.zig"