The following files have been given to you:

$1.$ A C$++$ header file $($trendtracker$.$h$)$ declaring the Trendtracker class. $2.$ A C$++$ source file $($main$.$cpp$)$ containing a main function with tests.

$3.$ A text file $($common$.$txt$)$ containing $3612$ common English words$\mathrm{.}2$

Download the files at:

$$ common.txt

$$ main.cpp

$$ trendtracker.h

Create a new C$++$ source file named trendtracker.cpp that implements the Trendtracker class, so that trendtracker.cpp and the provided files compile into a program that runs with no failed tests. Submit the source file trendtracker.cpp$.$