#include <stdio.h>
#include <ctype.h>
int main() {
/* Non-executable part */
int i, length, counter=0;
char *mess, line[11], *info[]=
{"digit", "digits"};
/* Executable part */
printf ("Please, type a line\n");
fgets(line,11,stdin);
length=strlen(line);
for(i=0; i<length; i++)
counter+=isdigit(line[i])?1:0;
mess=counter>1?info[1]:info[0];
printf ("You typed %d %s\n",
counter,mess);
exit(0); }