1		15
					2						18				19
	3
	4
		5		16
							6
	14
								7
8
								17
9	13
						10
11
	12

Across

1. A method that returns a view object of all the key-value pairs in a dictionary.

2. A type of object that cannot be changed after it has been created.

3. A method that retrieves all the identifiers present in a dictionary.

4. A data structure that allows you to store and organize multiple pieces of related information in a single unit.

5. Visiting each element of the array once.

6. An array that is commonly represented as a grid of rows and columns.

7. Adding a new element at a specified position in an array.

8. The individual items or values stored within an array.

9. A data structure that allows for efficient access using a hash function.

10. A method that removes all key-value pairs from a dictionary.

11. A method that returns the value associated with the specified key. If the key is not found, it returns None or a default value.

12. Rearranging the elements of the array in a specific order.

Down

13. Retrieving the value of a specific element in an array using its index.

14. A specific piece of information within a record in a records data structure.

15. A single value stored in the array.

16. The total number of elements in a 2-dimensional array.

17. Removing an element from a specific position in an Array.

18. A hierarchical data structure where each record has at most two children.

19. The vertical dimension of a 2-dimensional array.

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