It's time to loop back to the fundamentals. Iterate through the characters of a string and use the vowels to construct your own "human speak to whale talk" translator.
99 Bottles of Milk
Write a Swift program that uses loops to print the lyrics of a very repetitive song!
Write a program that prints the numbers from 1 to 100. But for multiples of 3 print "Fizz" instead of the number and for the multiples of 5 print "Buzz". For numbers which are multiples of both 3 and 5 print "FizzBuzz".