One Day together Leetcode
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(i) Title
Given a sorted linked list, delete all duplicates such this each element appear only once.
For example,Given 1->1->2, return 1->2.Given 1->1->2->3->3, return 1->2->3.
(ii) Problem solv
Topic:Given a sorted array, remove the duplicates in place such, all element appear only once and return the new L Ength.Do the allocate extra space for another array, and you must does this on place with constant memory.For example,Given input Array A = [1,1,2] ,Your function should return length = 2 , and A is now [1,2] .Links: http://leetcode.com/problems/remove
DescribeFollow "Remove duplicates": What if duplicates is allowed at most twice?For example, Given sorted array A = [1,1,1,2,2,3],Your function should return length = 5, and A is now [1,1,2,2,3]The idea was to add a count of variables on the line.intRemoveDeplicates1 (intA[],intN) { intindex =0, Count =1; for(inti =1; I ) { if(A[index]! =A[i]) {A[in
Follow up for "Remove duplicates":What if duplicates is allowed at the most twice?For example,Given sorted Array A = [1,1,1,2,2,3] ,Your function should return length = 5 , and A is now [1,1,2,2,3] .int removeduplicates (int a[], int n) {if (n = = 1) return 1;int last = a[0];int count = 0;int Dup_count = 1;for (int cur = 1 ; Cur
problem:Given a sorted array, remove the duplicates in place such, all element appear only once and return the new L Ength.Do the allocate extra space for another array, and you must does this on place with constant memory.For example,Given input array nums = [1,1,2] ,Your function should return length = 2 , with the first of the elements of nums being and 1 2 Respectivel Y. It doesn ' t matter what are you
Title:
Remove Duplicates from Sorted List
Pass Rate:
34.5
Difficulty:
Simple
Given a sorted linked list, delete all duplicates such this each element appear only once.For example,Given 1->1->2 , return 1->2 .Given 1->1->2->3->3 , return 1->2->3 .I feel that the problem is relatively simple. Overall quite smo
Follow "Remove duplicates": What if duplicates is allowed at most twice?For example, Given sorted array A = [1,1,1,2,2,3],Your function should return length = 5, and A is now [1,1,2,2,3]Analysis: Array elements can only appear at most two times. Public classSolution { Public intRemoveDuplicates (int[] nums) { if(Nums.length returnnums.length; intindex = 2;
Follow up for "Remove duplicates":What if duplicates is allowed at the most twice?For example,Given sorted Array A = [1,1,1,2,2,3] ,Your function should return length = 5 , and A is now [1,1,2,2,3] .Analysis: Starting with the third number, each number is only compared to the second number in front of it, and if it is different, the number is added to the result,
Title Description
Link Address
Solution
Title DescriptionGiven a sorted linked list, delete all duplicates such this each element appear only once.Given 1->1->2, return 1->2.Given 1->1->2->3->3, return 1->2->3.Link Addresshttp://www.lintcode.com/en/problem/remove-duplicates-from-sorted-list/SolutionListNode*Deleteduplicates (ListNode*Head)
Follow up for "Remove duplicates":What if duplicates is allowed at the most twice?For example,Given sorted array nums = [1,1,1,2,2,3] ,Your function should return length =, with the first 5 five elements of nums being 1 , 1 2 2 ,, and 3 . It doesn ' t matter what are you leave beyond the new length.Topic: Given a well-ordered array, there are repeating elements,
Topic:Follow up for "Remove duplicates":What if duplicates is allowed at the most twice?For example,Given sorted Array A = [1,1,1,2,2,3] ,Your function should return length = 5 , and A is now [1,1,2,2,3] .Analysis:1. You can add a variable to record the number of repeating elements.2. If the array is not ordered, you can use HashMap to record the number of elemen
Problem:Follow up for "Remove duplicates":What if duplicates is allowed at the most twice?For example,Given sorted Array A = [1,1,1,2,2,3] ,Your function should return length = 5 , and A is now [1,1,2,2,3] .Hide TagsArray of PointersTest instructions: The array is de-iterated, the same element appears up to 2 times, the new array size is returned, and the arrays
Topic:Follow up for "Remove duplicates":What if duplicates is allowed at the most twice?For example,Given sorted array nums = [1,1,1,2,2,3] ,Your function should return length =, with the first 5 five elements of nums being 1 , 1 2 2 ,, and 3 . It doesn ' t matter what are you leave beyond the new length.Ideas:Go ahead and judge one step more PackageArray; Public
Follow up for "Remove duplicates":What if duplicates is allowed at the most twice?For example,Given sorted array nums = [1,1,1,2,2,3] , Your function should return length = 5, with the first five elements ofNumsBeing1,1, 2 , and 2 3 . It doesn ' t matter what are you leave beyond the new length. 1 classSolution {2 Public:3 intRemoveDuplicates (vectorint
https://oj.leetcode.com/problems/remove-duplicates-from-sorted-list/Given a sorted linked list, delete all duplicates such this each element appear only once.For example,Given 1->1->2 , return 1->2 .Given 1->1->2->3->3 , return 1->2->3 ./*** Definition for singly-linked list. * public class ListNode {* int val; * ListNode Next; * ListNode (int X) {* val = x; * ne
Follow up for "Remove duplicates":What if duplicates is allowed at the most twice?For example,Given sorted array nums = [1,1,1,2,2,3] ,Your function should return length =5, with the first five elements ofNumsBeing1,1,2,2and3. It doesn ' t matter what are you leave beyond the new length.Idea: The subject allows the array to have a maximum of two repetitions, so y
Given a sorted linked list, delete all duplicates such this each element appear only once.For example,Given 1->1->2 , return 1->2 .Given 1->1->2->3->3 , return 1->2->3 .Idea: This problem is similar to the previous one, the concrete solution is as follows:/** * Definition for singly-linked list. * public class ListNode {* int val; * ListNode Next; * listnode (int x) {val = x;}}} */public class Soluti On {public ListNode deleteduplicates
Follow up for "Remove duplicates":What if duplicates is allowed at the most twice?For example,Given sorted array nums = [1,1,1,2,2,3] ,Your function should return length =, with the first 5 five elements of nums being 1 , 1 2 2 ,, and 3 . It doesn ' t matter what are you leave beyond the new length.is the 26th version of the extension, 26 is to give a sorted arra
Topic:Follow up for "Remove duplicates":What if duplicates is allowed at the most twice?For example,Given sorted array nums = [1,1,1,2,2,3] ,Your function should return length =, with the first 5 five elements of nums being 1 , 1 2 2 ,, and 3 . It doesn ' t matter what are you leave beyond the new length. test instructions and analysis : An ascending array is giv
Topic:Follow up for "Remove duplicates":What if duplicates is allowed at the most twice?For example,Given sorted array nums = [1,1,1,2,2,3] ,Your function should return length =, with the first 5 five elements of nums being 1 , 1 2 2 ,, and 3 . It doesn ' t matter what are you leave beyond the new length.Idea: Record the number of times for each number, and maint
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