Exclusive Execution Time of Functions

Statement

We are given an integer number $n$, representing the number of functions running in a single-threaded CPU, and a list of strings, where each string represents the start or end timestamp of a specific function. Each function has a unique ID between $0$ and $n-1$. Compute the exclusive time of the functions in the program.

Note: Exclusive time is the sum of the execution times for all the calls to a specific function. ...

Constraints

• $1$