Understanding of the custom function is not very clear, want to consult the ha.

The original table is as follows:


Now want to try a custom condition judgment function, according to the recital score column score, if is 40, return "Pianist Grade", if less than 40 returns "Practice" is as follows:


But the error results are as follows:


Could you please everybody dalao advice? Thank you very much!

CodePudding user response:

This kind of question you post the error message in the baidu search under a try