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Python Exercise: Add a key to a dictionary

Python dictionary: Exercise-2 with Solution

Write a Python program to add a key to a dictionary.

Sample Solution:-

Python Code:

d = {0:10, 1:20}
print(d)
d.update({2:30})
print(d)

Sample Output:

{0: 10, 1: 20}                                                                                                
{0: 10, 1: 20, 2: 30} 

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