1 import stddraw 2 import stdio 3 # Read and set the x- and y- scales 4 x0 = stdio.readFloat() 5 y0 = stdio.readFloat() 6 x1 = stdio.readFloat() 7 y1 = stdio.readFloat() 8 stddraw.setXscale(x0, x1) 9 stddraw.setYscale(y0, y1)10 # Read and plot the points11 stddraw.setPenRadius(0.0)12 while not stdio.isEmpty():13     x = stdio.readFloat()14     y = stdio.readFloat()15     stddraw.point(x, y)16 stddraw.show()