This PR is the solution to the 'typing-game' #Issue3

[Dattaaanand]

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• name: Topic THREE by Dattaaanand
• labels: THREE

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• What all did I learn?
  I learnt about how to check the input and compare it with the data stored in an array using JavaScript, measure the time taken to type the sentence without error.
• Any difficulties that I faced, and how I solved it?
  No difficulties faced.
• Did you have to learn anything new to do the assignments?
  Had to revise the concepts of event handlers.
• Any thing else you would like to share about the topic?
  This was fun as it made me develop a small typing game.