Update README.md

Author: hi6724

README.md

@@ -1,3 +1,9 @@
-[] deadlock
-[x] gridlock
-[x] random scenario
+# Solve Gridlock and Deadlock with sumo simulator
+It is a program that solves deadlock and gridlock when there is no traffic light in Sumo simulator.
+
+## How to use
+There are a total of 4 files. 
+1. none.py When executing, the number of cars can be determined, and whether to ignore or keep the signal can be determined (0=keep the signal, 1=ignore the signal).
+2. File deadlock for reproducing deadlock.py. When executed, the number of vehicles can be determined, and whether to control may be set. (0=no control, 1=with control) 
+3.  File gridlock for reproducing gridlock.py. In the same manner as above, the number of vehicles and whether to control may be set. (0=no control, 1=with control) 
+4. When running randomScenario.py, which solves both deadlock and gridlock, a car is created at each end. In the same manner as above, the number of vehicles and whether to control may be set. (0=no control, 1=with control)