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添加1047.删除字符串中的所有相邻重复项 Java 版本
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@ -122,7 +122,28 @@ public:
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Java:
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```Java
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class Solution {
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public String removeDuplicates(String S) {
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Deque<Character> deque = new LinkedList<>();
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char ch;
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for (int i = 0; i < S.length(); i++) {
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ch = S.charAt(i);
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if (deque.isEmpty() || deque.peek() != ch) {
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deque.push(ch);
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} else {
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deque.pop();
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}
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}
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String str = "";
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//剩余的元素即为不重复的元素
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while (!deque.isEmpty()) {
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str = deque.pop() + str;
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}
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return str;
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}
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}
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```
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Python:
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