Use a moon stone.
skitty
It does evolve at level 36.
You need to evolve Skitty with a Moon Stone. You can find Skitty on Route 116.
it is a skitty ok so if u have a moon stone and a skitty u can evole it into delcatty
Skitty evolves into Delcatty through the use of a Moon Stone in Pokemon Ruby and Sapphire.
You need a moon stone to evolve a skitty.
Nidorina to Nidoqueen Nidorino to Nidoking Clafairy to Clefable Jigglypuff to Wigglytuff Skitty to Delcatty
Skitty does not evolve by a level it evolves from a 'Moon Stone' which you can buy from the Store, give it to the skitty and it will evolve into a Delcatty
You can catch Skitty in Pokemon Omega Ruby and Alpha Sapphire in the barks of trees.
ruby
Lombre, Jigglypuff, Clefairy, Staryu, Shellder, Growlithe, Vulpix, Pikachu, Evee, Nidorino, Nidorina, Skitty.
Skitty needs a moonstone to evolve. Moonstones are pretty common in the games, so don't worry. It evolves into Delcatty. Hope I helped! :)