Update BinarySearch.java

master
wsy182 2024-07-09 23:00:50 +08:00
parent abd073c2b5
commit 67d4fa3983
1 changed files with 6 additions and 7 deletions

View File

@ -4,17 +4,16 @@ class BinarySearch {
public static int binarySearchBasic(int[] nums, int target){
int i = 0 ,j = nums.length - 1;//设置指针和初始值
while (i <= j){
int mid = ((i + j) / 2);
if (target == nums[mid]){
return mid;
int m = ((i + j) / 2);
if (target < nums[m]){
j = m - 1;
}
else if (target < nums[mid]){
j = mid - 1;
else if (nums[m] < target){
i = m + 1;
}
else {
j = mid + 1;
return m;
}
return mid;
}
return -1;
}