Build a tower with 100 floors.
Build a tower with 50 floors.
Build a tower with 200 floors.
Build a tower with 20 floors, whose width is less than the height.
Build a tower with 20 perfect floors in a row.
Build a tower of 10 blocks with no Perfect blocks.
Build a tower with 50 perfect floors in a row.
Build a tower with 50 floors, whose width is less than the height.
Build 250 towers.
Build 100 towers.
Build 500 towers.