only levels i can't beat are 5, 18, 22, and 23.
Here are some hints if you’re interested (rot13):
5. Gurer vf n ovt erq ureevat.
18. Lbh arrq gb znxr n ubyr va lbhe pnef cevbe gb qbvat fbzrguvat.
22. Lbh pna naq arrq gb znxr n 3 jvgu n tnc va vg, gura nqq gur bgure gjb gb znxr n 5 jvgu gjb tncf.
23. Lbh arrq gb unir gur fnzr ahzore bs pnef nf oybpxf jura lbh chfu gurz, bgurejvfr gurl jvyy fgvpx gb lbh juvpu lbh qba’g jnag. Vs lbh oernx gur erq pne lbh pna hfr vg sbe fbzrguvat.