linuxptables -P INPUT -A -p tcp -s 192.168.100.0/24 --dport 445 -j ACCEPT iptables -P INPUT -A -p udp -s 192.168.100.0/24 --dport 137 -j ACCEPT iptables -P INPUT -A -p udp -s 192.168.100.0/24 --dport 138 -j ACCEPT iptables -P INPUT -A -p udp -s

S3C2440的扫描键盘驱动。是用input子系统方式编写，等于是标准键盘。-S3C2440 scan the keyboard driver. Is written by way of input subsystem, etc. So standard keyboard.

LINUX终端输入4个数,判断它们是否能够通过加减乘除得到24的结果-LINUX terminal input number 4, to determine whether they can get through Math 24 results

在Linux环境下，创建蜗牛型数组，并从命令行传递数组阶数，通过makefile实现自动编译-Create the below format number list(like a snail). If input is 3, the output should be: 1 2 3 8 9 4 7 6 5 If input is 4, the output should be: 1 2 3 4 12