chore(main.py): deleted redundant main.py, feat(plot.py): added plot file to group all visualization related code for the experiments

experiments/plots/plot.py

@@ -0,0 +1,11 @@
+import matplotlib.pyplot as plt
+
+
+def simple_plot(x: list, y: list, show_window: bool = False, filename: str = "plot.png") -> None:
+    plt.plot(x, y)
+    plt.savefig(filename)
+
+    if show_window:
+        plt.show()
+
+    plt.close()