Update README.md

README.md

 # Multi-agent interaction planning
 
-Multi-agent interaction planning code for RA-L submission ID: 19-1453
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+Multi-agent interaction planning code for RA-L submission ID: 19-1453
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+Run the main code, including obstacle generation, environment simulation, sample selection, as well as multi-agent path planning, by executing "Matlab Code\multi_agent_path_planning.m"
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