#include <stdio.h>
int main (void)
{
char c;
printf ("Enter a single character:/n");
scanf ("%c", &c);
if ((c >= 'a' && c <= 'z') || (c >= 'A' && c <= 'Z'))
printf ("It's an alphabetic character./n");
else if (c >= '0' && c <= '9')
printf ("It's a digit./n");
else
printf ("It's a special character./n");
return 0;
}
原创文章，作者：ItWorker，如若转载，请注明出处：https://blog.ytso.com/tech/pnotes/266629.html