OR-Rjesenja Nekih Zadataka-zad2

#include <stdio.h>
#include <stdlib.h>

int Obrni (int n) {
    int nb=0, k=0;
    while (n!=0) {
            nb=nb*10+n%10;
           n/=10;
    }
    return nb;
}

int DrugaCifra (int n) {
    int broj=Obrni(n);
    int cifra=0, i=0;
    while (broj!=0) {
            cifra=broj%10;
           i++;
           broj/=10;
           if (i==2 && cifra==5) return 1;
    }
    return 0;
}







int Suma (int*niz, int vel) {
    int i;
     int  suma=0;
     for (i=0; i<vel; i++) {
       if (DrugaCifra(niz[i])) suma+=niz[i];
     }
     return suma;
}


int main () {
    int niz[6]={25, 53, 5, 185, 357, 2501};
    printf("%d", Suma(niz,6));
    return 0;
}