!set exolist  =!char 1 to -2 of colrow3x3,colrow4x4,det2x2,opalg,triang3x3,
!set titlelist=!char 1 to -2 of Columnas/filas 3x3,Columnas/filas 4x4,det 2x2,Operaciones algebraicas,Triangular 3x3,
!set exototal =!itemcnt $exolist

