Wrong output while verifying solution

[MahmudE14]

When I try to very an answer there seems to be an issue. Screenshot below -

When run the code with bash functions.bash 50 76 the code seems to work properly. When I try to verify the code with learnyoubash verify functions.bash, the output is not correct thus fails the test.

Also there are times when I only get the main and nothing from the recursive functions. Like this in the screenshot below -