Unverified Commit 129f9a8f authored by Zong's avatar Zong Committed by GitHub
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Update 0167-Two-Sum-II-Input-array-is-sorted.md

添加Java、Python代码实现
parent 3daa1877
...@@ -40,8 +40,8 @@ ...@@ -40,8 +40,8 @@
![](../Animation/Animation.gif) ![](../Animation/Animation.gif)
### 代码实现 ### 代码实现
#### C++
``` ```c++
// 对撞指针 // 对撞指针
// 时间复杂度: O(n) // 时间复杂度: O(n)
// 空间复杂度: O(1) // 空间复杂度: O(1)
...@@ -63,6 +63,50 @@ public: ...@@ -63,6 +63,50 @@ public:
``` ```
#### Java
```java
class Solution {
public int[] twoSum(int[] numbers, int target) {
int n = numbers.length;
int left = 0;
int right = n-1;
while(left <= right)
{
if(numbers[left] + numbers[right] == target)
{
return new int[]{left + 1, right + 1};
}
else if (numbers[left] + numbers[right] > target)
{
right--;
}
else
{
left++;
}
}
return new int[]{-1, -1};
}
}
```
#### Python
```python
class Solution(object):
def twoSum(self, numbers, target):
n = len(numbers)
left,right = 0, n-1
while left <= right:
if numbers[left]+numbers[right] == target:
return [left+1, right+1]
elif numbers[left]+numbers[right] > target:
right -=1
else:
left +=1
return [-1, -1]
```
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