22SP - 10 Ethan Chee Superhero

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PClassic’s resident superhero Ethan Chee is busy at work helping ordinary civilians. Today, he has traveled to Universal Studios Singapore to help **n** children be brave thrill seekers for the day. The **n** children are in line for a roller coaster with a circular ride vehicle. Passengers sit around the circumference of the circular vehicle. Because Universal Studios is so rich, they hav

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