添加 0494.目标和.md Scala版本

This commit is contained in:
ZongqinWang
2022-06-20 21:19:31 +08:00
parent f1fb80dae2
commit 4cb3897549

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@ -250,7 +250,7 @@ dp[j] += dp[j - nums[i]];
## 其他语言版本
Java
### Java
```java
class Solution {
public int findTargetSumWays(int[] nums, int target) {
@ -271,7 +271,7 @@ class Solution {
}
```
Python
### Python
```python
class Solution:
def findTargetSumWays(self, nums: List[int], target: int) -> int:
@ -287,7 +287,7 @@ class Solution:
return dp[bagSize]
```
Go
### Go
```go
func findTargetSumWays(nums []int, target int) int {
sum := 0
@ -322,7 +322,7 @@ func abs(x int) int {
}
```
Javascript
### Javascript
```javascript
const findTargetSumWays = (nums, target) => {
@ -351,7 +351,7 @@ const findTargetSumWays = (nums, target) => {
};
```
TypeScript
### TypeScript
```typescript
function findTargetSumWays(nums: number[], target: number): number {
@ -370,7 +370,25 @@ function findTargetSumWays(nums: number[], target: number): number {
};
```
### Scala
```scala
object Solution {
def findTargetSumWays(nums: Array[Int], target: Int): Int = {
var sum = nums.sum
if (math.abs(target) > sum) return 0 // 此时没有方案
if ((sum + target) % 2 == 1) return 0 // 此时没有方案
var bagSize = (sum + target) / 2
var dp = new Array[Int](bagSize + 1)
dp(0) = 1
for (i <- 0 until nums.length; j <- bagSize to nums(i) by -1) {
dp(j) += dp(j - nums(i))
}
dp(bagSize)
}
}
```
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<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>