11-Mar-2019 12:45:27 random_walk_2d_simulation_test: MATLAB version Test random_walk_2d_simulation. Saving graphics file in "random_walk_2d_plot.png" Graphics file saved in "random_walk_2d_simulation.png" random_walk_2d_simulation_test: Normal end of execution. 11-Mar-2019 12:46:22