Question: Dictionary room _ guest _ pairs contains four key - value pairs, each representing a hotel room number and the guest's name. Read a room

Dictionary room

_

guest

_

pairs contains four key

-

value pairs, each representing a hotel room number and the guest's name. Read a room number from input. Then, output the corresponding guest's name from room

_

guest

_

pairs. Finally, delete that pair from room

_

guest

_

pairs.

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