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Well, the idea is the same. He's using a string that stores all the vowels and looping through it, checking each time. His way is definitely more elegant than mine.
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"Every gun that is made, every warship launched, every rocket signifies, in the final sense, a theft from those who hunger and are not fed, from those who are cold and are not clothed. The world in arms is not spending money alone. It is spending the sweat of its laborers, the genius of its scientists, the hopes of its children." - Dwight D. Eisenhower
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