mafhid

#include <stdio.h>
#define MAX_LENGTH 100
int num_special_points (char *s, int i);
int main()
{
 char s[MAX_LENGTH];
 scanf("%s", s);
 printf("The number of special points is %d.", num_special_points(s,0));
 return 0;
}
int num_special_points (char *s, int i)
{/*start of num_special points*/
    int ctr=0;
    if((*(s+2)=='\0'))/*end of string*/
    {/*start of if*/
        return ctr;
    }/*end of if*/
    ctr+=num_special_points(s+1,++i);
    if((*(s+1)-*s)*(*(s+1)-*(s+2))>0 && i%(int)(*(s+1)-'0')==0)/*special point*/
    {/*start of if*/
        return ++ctr;
    }/*end of if*/
    return ctr;
}/*end of num_special points*/