Question: The pre - written count _ dollar _ signs function is broken. It's supposed to return the number of $ characters in a given string.

The pre-written count_dollar_signs function is broken. It's supposed to return the number of $ characters in a given string. For example: count_dollar_signs("$uper $ize") should return 2. But for some reason, the function always returns either 0 or 1. What's going on?

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