Pairing: Easy, Medium, Hard

<p><span style="font-size:20px"><a href="https://www.prepswift.com/quizzes/quiz/prepswift-pairing-easy" target="_blank">Pairing Exercise: Easy</a></span></p> <p><a href="https://www.prepswift.com/quizzes/quiz/prepswift-pairing-medium" target="_blank"><span style="font-size:20px">Pairing Exercise: Medium</span></a></p> <p><a href="https://www.prepswift.com/quizzes/quiz/prepswift-pairing-hard" target="_blank"><span style="font-size:20px">Pairing Excercise: Hard</span></a></p>