Nature Language: freeData:Deallocates the storage space for the main data arrays.
  
CPP: int freePingpongData(){\n\tfree(pingSendBuf);\n\tfree(pingRecvBuf);\n\tfree(pongSendBuf);\n\tfree(pongRecvBuf);\n\tfree(finalRecvBuf);\n\treturn 0;\n}
  
Fortran: SUBROUTINE freeData()\n deallocate(pingSendBuf, pingRecvBuf)\n deallocate(pongSendBuf, pongRecvBuf)\n deallocate(finalRecvBuf)\n\n END SUBROUTINE freeData
  