## {4,4}, tromino 1F + tromino 1F, solution 24
e2.
angleunit(pi/2)
# the line below lets us specify internal angles
angleofs(pi)
unittile(1,1,2,2,1,1,2,2)
unittile(1,1,2,2,1,1,2,2)
# the Conway notation
conway("(0)(1 1')[2 6'][3 7'][4 0'](5 5')(6 3')(7 2')(4')")
sublines(1)