Odds or Evens

Logic Level 3

Imagine bob is running a race and has 2 flags. One is red, one is blue. At half of the race, he will hold up a red flag. At half of half of the race, he will hold up a blue flag. At half of half of half of the race, he will hold up a red flag and so on. At the end of the race, will he hold up the red or the blue flag?

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