Youtube activity of "藍戰士Kit Kit Chan Isaac" (@KitKitChanIsaac) on "Veritasium" channel.
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UC5GMwpiaeOZN_IRsaNdHrjQ
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藍戰士Kit Kit Chan Isaac
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@KitKitChanIsaac
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"The Simplest Math Problem No One Can Solve - Collatz Conjecture"
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