first commit
Test
i add my homeworq
i add my all  homeworq in my repo
i mv my file in my homeworq
add new file
cheng file git.txt
i add Joseph dir
i add Joseph dir
jj
kk
AAA
khklh
kOOO
kOOOPPP
khl
i delete BBB
i add cpp file
i mv sum file
i mv fac file