from CrackGrowthData import *
import sys

fd = open("combined.fcg")
fi = FileIterator(fd)

cgd_wrapper = CrackGrowthWrapper()
cgd = cgd_wrapper.Load(fi)

for i in range(6):
    cgd.Steps[i].FrontData[0].Reverse()

cgd_wrapper.Save(cgd,sys.stdout)