I didn't understand why of using dictionary?

Answer 1

https://code.sololearn.com/cWC450nqBVG2/?ref=app

Just see this code , it may help you.

Answer 2

@Mr.Robot How would it help?

Answer 3

In real word you use them to find a translation or a meaning of a keyword. In Python it works similarly - you "translate" its key (often being a short word, char or number) into value - a string, a number, a list, a dict or even an object.
It is way easier to operate on keys when addressing big collections of data. It makes it more accessible.

Answer 4

i dont rly understand dictionaries

Answer 5

I have only used a dictionary in python once. It held keys (letters) and the values (morse code dots) .. when a string was input, it checked each letter againts the dictionary and output the appropriate morse code sequence

* I take that back. I used it a second time on a quick contact list I made. When you put in the key (name) it returned the value (phone number