Basic Arrays
Learn the fundamentals of arrays: declaration, initialization, accessing elements, and basic operations like insertion and deletion.
Array Visualization
Array
Default
Comparing
Sorted
Key Concepts
What is an Array?
An array is a collection of elements stored at contiguous memory locations. Each element can be accessed using its index, starting from 0.
Time Complexity
- Access: O(1) - Direct index access
- Search: O(n) - Linear search
- Insert: O(n) - May require shifting
- Delete: O(n) - May require shifting