Read this: https://docs.codewars.com/training/troubleshooting#expected-the-same
No "undefined" validation needed but I get this error message:
"Log found the needle at position 3 Your function didn't return anything: expected undefined to not equal undefined"
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Read this: https://docs.codewars.com/training/troubleshooting#expected-the-same
No "undefined" validation needed but I get this error message:
"Log
found the needle at position 3
Your function didn't return anything: expected undefined to not equal undefined"