mystrncpy source() is changed.
Students who have already submitted your homework including the previous mystrncpy()
do not have to resubmit your homework!!
Please submit your HW to the report box in front of NC Lab, where located at office #319, 자연대연구실험동 (c-26). Due Date: by 7:00 pm, April 1, 2016 (or much earlier is possible).