这个压缩包里面是一些简单的C语言程序代码，适合初学者使用，比如：判断水仙花数、输入某年某月某日，判断是这一年的第几天等！-Inside the archive is the simple C language program code, suitable for beginners to use, for example: to determine the number of daffodils, enter a certain day a year to determine the first