int longth(word)
char word[20];
{
int n=0;
char *p;
for(p=word;p<word+20;p++)
{
if (*p!='\0')
n++;
}
return n;
}

main()
{
int l;
char static word[20];
gets(word);
l=longth(word);
printf("%d",l);
getch();
}