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Challenge - forward
3.12.7
type checker:  pyright

Complete code following the instructions, so that lines followed by # expect-type-error (if any) fail type check, while others can pass.
Hit the "▶️ Run" button to see result.

💡 Read Hints
  • How about changing that troublesome symbol to a "STRING"?
  • Something in the "__future__" may also help you.
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