Not able to debug Javascript code for my assignment

I'm not able to debug my code, please help me

git hub folder link: https://github.com/yashasvinks/coursera-test/tree/master/module4-solution

git hub pages link: https://yashasvinks.github.io/coursera-test/module4-solution/ the description of the project: loop over an array of names and print out either a hello or goodbye to that name to the browser console. If the name starts with a letter j or J, you are to print out Goodbye JSomeName. If the name starts with any other letter, you are to print out Hello SomeName.