#GNU Style Custom 'head' & 'tail' CLI Tools
CLI option parser is 'getopt.h' library in C lang.
./my-head --help
./my-head --version
./my-head -c 20 -v deneme.txt my-head.c
./my-head --bytes 20 --verbose deneme.txt my-head.c
./my-head -n 2 -v deneme.txt my-head.c
./my-head --lines 2 --verbose deneme.txt my-head.c
./my-tail -n 19 -v deneme.txt my-tail.c
./my-tail -c 15 -v deneme.txt