Linear_Search
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线性搜索是一种简单的一维精确搜索算法,它通过遍历数组中的元素来查找目标值。以下是几种使用Java实现的线性搜索算法:
1. 线性搜索(Linear Search):
2. 双指针法(Two Pointers):
3. 二分查找(Binary Search):
```java
public int binarySearch(int[] arr, int target) {
int left = 0;
int right = arr.length - 1;
while (left
1. 线性搜索(Linear Search):
public int linearSearch(int[] arr, int target) {
for (int i = 0; i < arr.length; i++) {
if (arr[i] == target) {
return i;
}
}
return -1; // 如果没有找到目标值,返回-1
}
2. 双指针法(Two Pointers):
public int twoPointersSearch(int[] arr, int target) {
int left = 0;
int right = arr.length - 1;
while (left < right) {
int mid = left + (right - left) / 2;
if (arr[mid] == target) {
return mid;
} else if (arr[mid] < target) {
left = mid + 1;
} else {
right = mid - 1;
}
}
return -1; // 如果没有找到目标值,返回-1
}
3. 二分查找(Binary Search):
```java
public int binarySearch(int[] arr, int target) {
int left = 0;
int right = arr.length - 1;
while (left
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