Merge pull request #918 from qxuewei/master

添加 1047. 删除字符串中的所有相邻重复项 Swift版本
This commit is contained in:
程序员Carl
2021-11-29 17:05:42 +08:00
committed by GitHub

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@ -319,6 +319,22 @@ char * removeDuplicates(char * s){
}
```
Swift
```swift
func removeDuplicates(_ s: String) -> String {
let array = Array(s)
var stack = [Character]()
for c in array {
let last: Character? = stack.last
if stack.isEmpty || last != c {
stack.append(c)
} else {
stack.removeLast()
}
}
return String(stack)
}
```
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