Presenting the official universal standard. As many as five different versions of the difficult letters (KMQVWX) were floating around out there. Lowercase variants were chosen where applicable, however S and Z are uppercase and the same as 5 and 2; it’s fine.
Copyright of the “ruInchrIStMAS alphabet” is pending. Violations of the standards will be reported to the appropriate authority.
Note to Spanish speakers: ñ is possible by illuminating bar A.