Select the correct answerWhat will be the output of the following Python code snippet?ct = {}ct[2] = 2ct['2'] = 3ct[2.0]=5count = 0for j in ct: count += ct[j]print(count)OptionsAn exception is thrown835
Question
Select the correct answerWhat will be the output of the following Python code snippet?ct = {}ct[2] = 2ct['2'] = 3ct[2.0]=5count = 0for j in ct: count += ct[j]print(count)OptionsAn exception is thrown835
Solution
The correct answer is 8.
Here's the step by step explanation:
- An empty dictionary
ctis created. - An integer key-value pair (2, 2) is added to the dictionary.
- A string key-value pair ('2', 3) is added to the dictionary.
- A float key-value pair (2.0, 5) is added to the dictionary. However, in Python, the integer 2 and the float 2.0 are considered equal when used as dictionary keys. So, this actually overwrites the previous value of 2 in the dictionary with 5.
- A variable
countis initialized to 0. - The for loop iterates over each key in the dictionary, adding the corresponding value to
count. - The final value of
countis printed, which is 5 (from key 2.0) + 3 (from key '2') = 8.
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