Value associated with key k in dictionary

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Reference no: EM132158408

Given a Python dictionary, containing n key-value pairs, what is the complexity of the following (using big 'O' or 'Order' notation)

i) Given a key k, finding the value associated with key k in the dictionary.

ii) Given a key k, checking whether there is an item in the dictionary that has key k.

iii) Given a value v,returning a list of all keys in the dictionary that map to v.

iv) Inserting a new key-value pair into the dictionary.

Reference no: EM132158408

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