add a.txt
add a.txt1
add a.txt1
adfaslg;lasdflsdfsdf
dodfkgasdfisdfkjsd'
asdflkgdsfkdf
dkfglsadkf;lgelfsdf
sdga;sdf
f
12
add c.txt
a commit in new branch
a
chenge b.txt in bug1 branch
merge b.txt
change b.txt in brach bug
Merge branch 'master' of https://github.com/zongming/git
add d.txt