Untitled

There are multiple libraries which are dependent on each other such that to run a particular library, we need to install all the pre-requisites librraies before. User is given the dependent mapping between libraries. We need to find out the time taken to install all the libraries and time required to install a given library. Expectation was to come with a data structure to store the mapping and working code was required.


i got above dsa question in interview can you help