Odnos again lets go boys

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


int dali_e_samoglaska(char c)
{
    c = tolower(c);
    if( c == 'a' || c == 'e' || c == 'i' || c == 'o' || c == 'u') return 1;
    else return 0;
}


int main()
{
    FILE * fPointer;
    char fname[100];
    scanf("%s",fname);
    fPointer = fopen(fname,"w");
    fprintf(fPointer,"Ovo ede sams test , treba da vrati cetiri.");
    fclose(fPointer); // Nemoj ova ste go zaborajle se prae greska

    int samoglaski=0;
    int soglaski=0;
    char karakter;
    if((fPointer = fopen(fname,"r"))==NULL)
    {
        printf("Datotekata ne moze da se otvori.\n");
        return -1;
    }

    while((karakter=fgetc(fPointer))!=EOF)
    {

            if(dali_e_samoglaska(karakter))
               samoglaski++;
               else
                soglaski++;


    }
    fclose(fPointer);
    printf("Odnosot megju samoglaski i soglaski e %.2f",(float)samoglaski/soglaski);

    return 0;
}