wlogc xlogcd ylog zlogc 0logcd

lcpgcd mcpg ncpgc ocpgcd pcpg

a3pg b3pgc c3pgcd d3pg e3pgc

ztqgc 0tqgcd 1tqg 2tqgc 3tqgcd

okrgcd pkrg qkrgc rkrgcd skrg