Solved bug

When I enter 18 or 99, it redirects me to the same page.
Revert "Solved bug"

This reverts commit 791f8373599ea793350c9bf955d5b77e10fa7d04.
Revert "Revert "Solved bug""

This reverts commit 24d4f74b5f82662a94436d6e5126f7e82d096184.
Revert

Revert change