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Tip of the Day
Language: Java
Expertise: Intermediate
Jul 19, 2017

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Java Collections Performance, LISTS

Java collections - performance (Time Complexity)

A list is an ordered collection of elements.



                              Add   Remove   Get   Contains             Data Structure
ArrayList                     O(1)     O(n)   O(1)     O(n)             Array
CopyonWriteArrayList          O(n)     O(n)   O(1)     O(n)             Array
LinkedList                    O(1)     O(1)   O(n)     O(n)             Linked List
Octavia Anghel
 
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