添加 1047.删除字符串中的所有相邻重复项.md Scala版本
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@ -374,6 +374,27 @@ func removeDuplicates(_ s: String) -> String {
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return String(stack)
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return String(stack)
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}
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}
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```
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```
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Scala:
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```scala
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object Solution {
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import scala.collection.mutable
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def removeDuplicates(s: String): String = {
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var stack = mutable.Stack[Int]()
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var str = "" // 保存最终结果
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for (i <- s.indices) {
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var tmp = s(i)
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// 如果栈非空并且栈顶元素等于当前字符,那么删掉栈顶和字符串最后一个元素
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if (!stack.isEmpty && tmp == stack.head) {
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str = str.take(str.length - 1)
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stack.pop()
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} else {
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stack.push(tmp)
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str += tmp
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}
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}
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str
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}
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}
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```
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-----------------------
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-----------------------
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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>
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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>
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