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

struct STUDENT
{
int   ID;
char  An;
float Medie;
char* Nume;
};

struct STUDENT st[5];

void Tiparire(void)
{
int k;
        for(k=0;k<5;k++)
          printf("\n%3d %c %4.2f %s",st[k].ID, st[k].An, st[k].Medie, st[k].Nume);
}

int ComparaID(const void *p1, const void *p2)
{
        return 0;
}

int ComparaNume(const void *p1, const void *p2)
{
        return 0;
}

int ComparaMedie(const void *p1, const void *p2)
{
        return 0;
}

int ComparaAnID(const void *p1, const void *p2)
{
        return 0;
}

#pragma argsused
int main(int argc, char* argv[])
{
        st[0].ID = 100; st[0].An = '1'; st[0].Medie = 8.63; st[0].Nume = "Ionescu Ion";
        st[1].ID = 105; st[1].An = '2'; st[1].Medie = 9.24; st[1].Nume = "Popescu Maria";
        st[2].ID = 102; st[2].An = '4'; st[2].Medie = 7.22; st[2].Nume = "Ionescu Anca";
        st[3].ID = 103; st[3].An = '2'; st[3].Medie = 9.24; st[3].Nume = "Georgescu Vasile";
        st[4].ID = 104; st[4].An = '3'; st[4].Medie = 5.97; st[4].Nume = "Xulescu Gheorghe";

        printf("Initial");
        Tiparire();

        printf("\n\nSortare dupa Nume");
        qsort(st, 5, sizeof(struct STUDENT), ComparaNume);
        Tiparire();

        printf("\n\nSortare dupa ID");
        qsort(st, 5, sizeof(struct STUDENT), ComparaID);
        Tiparire();

        printf("\n\nSortare dupa Medie");
        qsort(st, 5, sizeof(struct STUDENT), ComparaMedie);
        Tiparire();

        printf("\n\nSortare dupa An si ID");
        qsort(st, 5, sizeof(struct STUDENT), ComparaAnID);
        Tiparire();

        getch();
        return 0;
}
//---------------------------------------------------------------------------