我来秀一下我的C语言啊！（适合刚学C语言的初级者，高手勿进！） 今天主打程序是日历，输入年和月，可以打印出当月的日历。 （没有注释的，大家慢慢看！）-I came to show my C language ah! (Suitable for just C language primary school, the players do not enter!) Today, the main process is the calendar, enter the year and month, you can print out calendar month. (No comment, watch everyone slowly!)