http://www.programcreek.com/2014/06/leetcode-remove-duplicates-from-sorted-list-ii-java/ 1publicstaticListNode deleteDuplicates(ListNode head){2ListNode t =newListNode(0);3t.next =head;4ListNode p =t;56while(p.next!=null&& p.next.next!=null){7if(p.next.val ==p.next.next.val){8intd...
Remove Duplicates from Sorted List II leetcode java 题目: Given a sorted linked list, delete all nodes that have duplicate numbers, leaving onlydistinctnumbers from the original list. For example, Given1->2->3->3->4->4->5, return1->2->5. Given1->1->1->2->3, return2->3. 题...
2. UsingStream.distinct()to Remove Duplicate Elements and Get a New List We can use the Java 8Stream.distinct()method which returns a stream consisting of the distinct elements compared by the object’sequals()method. Finally, collect all district elements asListusingCollectors.toList(). ArrayL...
82. Remove Duplicates from Sorted List II Given a sorted linked list, delete all nodes that have duplicate numbers, leaving onlydistinctnumbers from the original list. Example 1: Input:1->2->3->3->4->4->5Output:1->2->5 Example 2: Input:1->1->1->2->3Output:2->3 思路: 题目...
java: 代码语言:javascript 代码运行次数:0 运行 AI代码解释 /** * Definition for singly-linked list. * public class ListNode { * int val; * ListNode next; * ListNode(int x) { val = x; } * } */classSolution{publicListNodedeleteDuplicates(ListNode head){if(head==null||head.next==null)...
Java Stream distinct() forEach() Example Stream distinct() with custom objects Let’s look at a simple example of using distinct() to remove duplicate elements from alist. package com.journaldev.java; import java.util.ArrayList; import java.util.List; ...
mylist = ["a","b","a","c","c"] mylist = list(dict.fromkeys(mylist)) print(mylist) Create a dictionary, using the List items as keys. This will automatically remove any duplicates because dictionaries cannot have duplicate keys. ...
1.2. Remove Duplicate Custom Objects The same syntax can be used to remove the duplicate objects fromList. To do so, we need to be very careful about the object’sequals()method, because it will decide if an object is duplicate or unique. ...
Java Code: // Import Scanner class from java.util package for user inputimportjava.util.*;// Main class for the solutionpublicclassMain{// Main method to execute the solutionpublicstaticvoidmain(String[]args){// Sample input string for testing duplicate letter removalStringstr="zxywooxz";//...
Java Stream distinct() forEach() Example Stream distinct() with custom objects Let’s look at a simple example of using distinct() to remove duplicate elements from alist. package com.journaldev.java; import java.util.ArrayList; import java.util.List; ...