bagumireheritier v1.0.4

in this project i have tried to to make a calculator where the user will use an array in the url mentioned below

// what the user will do is to write this link in the browser: // forexample http://localhost:3000/add?numbers=1,2,3,5,4

// and for multiplying these numbers the user will enter this url: // http://localhost:3000/multiply?numbers=1,2,3,5,4