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I believe the problem has nothing to do with ch. After editing the question, and rereading everything carefully, including the raw post in edit, here's where I see the problem. The first error is this: readability.c:36:9: error: expected expression char ch = s[i]; ^ That "expected expression" error usually happens because there's ...


1

You have identified the variables correctly, but used your brackets and keywords wrongly. Inside the for loop, you open a if statement bracket but don't close. In your control_caesar_key function, you wanted to use a for loop and wrote down the condition properly, but you replace the keyword for with the keyword if. Along with that, you will be required to ...


1

Simple syntax error. int get_index(string s); This is the first line of the actual function, not a signature-only line. There should not be a semicolon. If this were a signature-only line at the top of the file, then you would need the semicolon.


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