my @array = map scalar reverse, glob("{1,2,3,4,5,6,7,8}{a,b,c,d,e,f,g,h}");

##</code><code>##

#23456789_123456789_123456789_123456789_123456789_
map$_=reverse,<{1,2,3,4,5,6,7,8}{a,b,c,d,e,f,g,h}>

# A different try
map{my$a=$_;map$_.$a,'a'..'h'}1..8  # 34