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Refactor the section of bianry search.

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krahets
2023-05-21 04:51:32 +08:00
parent 921d87c238
commit c3e7455285
22 changed files with 76 additions and 161 deletions
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4
codes/go/chapter_binary_search/binary_search.go
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@ -10,7 +10,7 @@ func binarySearch(nums []int, target int) int {
i, j := 0, len(nums)-1
// 循环，当搜索区间为空时跳出（当 i > j 时为空）
for i <= j {
m := (i + j) / 2 // 计算中点索引 m
m := i + (j-i)/2 // 计算中点索引 m
if nums[m] < target { // 此情况说明 target 在区间 [m+1, j] 中
i = m + 1
} else if nums[m] > target { // 此情况说明 target 在区间 [i, m-1] 中
@ -29,7 +29,7 @@ func binarySearchLCRO(nums []int, target int) int {
i, j := 0, len(nums)
// 循环，当搜索区间为空时跳出（当 i = j 时为空）
for i < j {
m := (i + j) / 2 // 计算中点索引 m
m := i + (j-i)/2 // 计算中点索引 m
if nums[m] < target { // 此情况说明 target 在区间 [m+1, j) 中
i = m + 1
} else if nums[m] > target { // 此情况说明 target 在区间 [i, m) 中