!set exolist  =!char 1 to -2 of opalg,colrow3x3,colrow4x4,triang3x3,det2x2,
!set titlelist=!char 1 to -2 of ,/ 3x3,/ 4x4,ξ 3x3,ʽ 2x2,
!set exototal =!itemcnt $exolist

