#Energy=0
#Energy=-2
#Energy=-2
#Energy=-2
#Energy=-2
#Energy=-2
#Energy=-2
#Energy=-2
#Energy=-2
#Energy=-2
#Energy=-2
#Energy=-2
#Energy=-2
#Energy=-2
#Energy=-2
#Energy=-2
#Energy=-2
#Energy=-2
#Energy=-2
#Energy=-2
