add OneArray.cpp

Signed-off-by: minchieh <cmj418@gmail.com>
add Pointer_arr.cpp

Signed-off-by: minchieh <cmj418@gmail.com>
Merge branch 'branch1'
add Pointer3.cpp

Signed-off-by: minchieh <cmj418@gmail.com>
Merge branch 'branch2' into branch3