OR-postavke2-SumaCifaraUStringu

#include<stdio.h>
#include<math.h>

int SumaCifara (char *s)
{
   int suma=0;
    while (*s!=0) {
            if (*s>='0' && *s<='9' ) suma+=*s-'0';
    s++;
    }
    return suma;
}




int main () {
    char s[]="hrk12ljus34";
    printf("%d",SumaCifara(s));
    return 0;
}