Miscellany
public text v1 · immutableView.Set("graphics:max,max")
proc drawtri(x,y,size:int)
var height:int:=round(sqrt(size**2 - (size/2**2)))
drawline(x,y,x+size,y,1)
drawline(x,y,x+size div 2,y +height,1)
drawline(x + size,y,x+size div 2,y+height,1)
end drawtri