Heterogeneous_coverage_2d Usage: Open the a2/a3/a4.m file in Matlab and run Details: Currently, the exportGraphics has been comment out; the agents will pause for 1 seconds after each step a2: Rectangular obstacle, 1 big agent and 1 small agent a3: Rectangular obstacle, 2 big agents and 2 small agents a4[In debugging process]: Non-rectangular obstacle, 2 big agnets and 2 small agents