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


char *dodaj(char *, char *);
int saberi(int, int);
void spoji_saberi(int, char **, char* (*)(char *, char *), int (*)(int, int));


int main(int argc, char **argv)
{
    spoji_saberi(argc, argv, dodaj, saberi);
    return 0;
}

void spoji_saberi(int argc, char **argv, char* (*dodaj)(char *, char *), int (*saberi)(int, int))
{
    char *str = calloc(1, sizeof(char));
    int suma = 0;
    int j;

    for (int i = 0; i < argc; i++)
    {
        if (strcmp(argv[i], "-s") == 0)
        {
            j = i + 1;
            while (j < argc && strcmp(argv[j], "-b"))
            {
                realloc(str, sizeof(str) + sizeof(*argv[j]) + 1);
                strcpy(str, dodaj(str, argv[j]));
                j++;
            }
        }

        if (strcmp(argv[i], "-b") == 0)
        {
            j = i + 1;
            while (j < argc && strcmp(argv[j], "-s"))
            {
                suma = (*saberi)(suma, atoi(argv[j]));
                j++;
            }
        }
    }

    printf("suma:%d\n", suma);
    printf("string:%s\n", str);
}

int saberi(int suma, int n)
{
    return suma + n;
}

char *dodaj(char *total, char *str)
{
    return strcat(total, str);
}