else:
x,y= np.loadtxt('md.stat',usecols=(0,6),skiprows=10,unpack=True)
x1,e,gy= np.loadtxt('md.stat',usecols=(0,3,8),skiprows=0,unpack=True)
else:
x,y= np.loadtxt('md.stat',usecols=(0,6),skiprows=10,unpack=True)
x1,e,gy= np.loadtxt('md.stat',usecols=(0,3,8),skiprows=0,unpack=True)