[LeetCode] 1209. Remove All Adjacent Duplicates in String II 移除字符串中所有相邻的重复字符之二 You are given a stringsand an integerk, akduplicate removal consists of choosingkadjacent and equal letters fromsand removing them, causing the left and the right side of the deleted substring to c...
可以参见:http://stackoverflow.com/questions/30745048/how-to-remove-duplicate-objects-from-java-arraylist 三、根据对象的属性去重 下面要根据Person对象的id去重,那该怎么做呢? 写一个方法吧: public static List<Person> removeDupliById(List<Person> persons) { Set<Person> personSet = new TreeSet<>((...
packageLeetCode_1209importjava.util.*/*** 1209. Remove All Adjacent Duplicates in String II *https://leetcode.com/problems/remove-all-adjacent-duplicates-in-string-ii/description/* * Given a string s, a k duplicate removal consists of choosing k adjacent and equal letters from s and removi...
java: 代码语言:javascript 代码运行次数:0 运行 AI代码解释 classSolution{publicStringremoveDuplicateLetters(String s){StringBuilder sb=newStringBuilder();int[]count=newint[26];boolean[]used=newboolean[26];char[]chs=s.toCharArray();for(char c:chs){count[c-'a']++;}for(char c:chs){count[c-'...
这里由于业务需要所以先将字符串转化为string数组,使用split分割,然后将string数组一个个放到list里(list的remove可以将你不要的字符串删除掉,... hmy362322 0 12192 去除字符串中的重复字符——方法汇总和性能测试 2015-07-31 01:30 − Design an algorithm and write code to remove the duplicate ...
Write a Java program to remove duplicate letters from a string in a case-insensitive manner and then sort them lexicographically. Java Code Editor: Company:Google Contribute your code and comments through Disqus. Previous:Write a Java program to check a string follows a given pattern. ...
removeDuplicateChar3(str); //'heloJavscriptm' 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 通过上面的测试,结果符合预期。 4、判断一个字符串是否为回文字符串 回文字符串是指一个字符串正序和倒序是相同的,例如字符串’abcdcba’是一个回文字符串,而字符串’abcedba’则不是一个回文字符串。
Finding the duplicate or repeated words in a Java String is a very commoninterview question. We can find all the duplicate words using different methods such asCollectionsandJava 8 Streams. 1. Problem Suppose we have a string with names. We want to count which names appear more than once. ...
Return the final string after all such duplicate removals have been made. It is guaranteed the answer is unique. Example 1: Input:"abbaca"Output:"ca"Explanation:For example, in "abbaca" we could remove "bb" since the letters are adjacent and equal, and this is the only possible move. ...
一、当相同元素为String时 方法一 /** * List去重 */ private ListString> removeDuplicate(ListString...> list) { LinkedHashSetString> set = new LinkedHashSetString>(list.size()); set.addAll...(list); list.clear(); list.addAll(set); return list; } 方法二 ListString...> list= list...