Add simple new lcm.t.
Add simple new lcm.t.

b2gills/roast,perl6/roast,laben/roast,skids/roast,zostay/roast,zostay/roast,niner/roast,laben/roast,skids/roast,niner/roast,dankogai/roast,bitrauser/roast,skids/roast,b2gills/roast,dogbert17/roast,cygx/roast,dogbert17/roast,dankogai/roast,dankogai/roast,cygx/roast,niner/roast,bitrauser/roast,laben/roast,b2gills/roast,cygx/roast,zostay/roast