Commit 6255580

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fix(1047): 使用ArrayDeque

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Original file line number	Diff line number	Diff line change
`@@ -127,7 +127,9 @@ Java:`
`127`	`127`	```Java
`128`	`128`	`class Solution {`
`129`	`129`	`public String removeDuplicates(String S) {`
`130`		`- Deque<Character> deque = new LinkedList<>();`
	`130`	`+ //ArrayDeque会比LinkedList在除了删除元素这一点外会快一点`
	`131`	`+ //参考:https://stackoverflow.com/questions/6163166/why-is-arraydeque-better-than-linkedlist`
	`132`	`+ ArrayDeque<Character> deque = new ArrayDeque<>();`
`131`	`133`	`char ch;`
`132`	`134`	`for (int i = 0; i < S.length(); i++) {`
`133`	`135`	`ch = S.charAt(i);`

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