yoshi@erdos:~/Main/www/2003ii/mac122/exx$ ll
total 32
-rw-r--r--    1 yoshi    yoshi         573 Aug  5  2002 Makefile
-rw-r--r--    1 yoshi    yoshi         350 Sep 25 19:32 list.h
-rw-r--r--    1 yoshi    yoshi         261 Sep 23 19:14 prog3.10.c
-rw-r--r--    1 yoshi    yoshi         522 Sep 23 19:14 prog3.11.c
-rw-r--r--    1 yoshi    yoshi         497 Sep 23 19:14 prog3.13.c
-rw-r--r--    1 yoshi    yoshi         745 Sep 25 19:28 prog3.14.c
-rw-r--r--    1 yoshi    yoshi         624 Sep 23 19:14 prog3.9.c
drwx------    2 yoshi    yoshi        4096 Sep 25 19:42 sink/
yoshi@erdos:~/Main/www/2003ii/mac122/exx$ gcc -c prog3.13.c
yoshi@erdos:~/Main/www/2003ii/mac122/exx$ gcc -c prog3.14.c
yoshi@erdos:~/Main/www/2003ii/mac122/exx$ gcc prog3.13.o prog3.14.o -o prog3.13
yoshi@erdos:~/Main/www/2003ii/mac122/exx$ prog3.13 9 5
8
yoshi@erdos:~/Main/www/2003ii/mac122/exx$ prog3.13 1000 73
489
yoshi@erdos:~/Main/www/2003ii/mac122/exx$ gcc prog3.9.c -o prog3.9
yoshi@erdos:~/Main/www/2003ii/mac122/exx$ prog3.9 1000 73
489
yoshi@erdos:~/Main/www/2003ii/mac122/exx$