virusuri

#include<iostream>
using namespace std;
struct virus
{
    char nume_tara[100], nume_virus[100];
    int k, nrtpop, nrtcaz, nrtmort, nrtvind, nrcinc;
    double rm, p;
} tara,v[200];

void citire(struct virus &tara)
{
    cin>>tara.nume_tara>>tara.nume_virus>>tara.nrtpop>>tara.nrtcaz>>tara.nrtmort>>tara.nrtvind>>tara.nrcinc;
}
int active(struct virus tara)
{
    int nrcactv=0;
    nrcactv=tara.nrtcaz-tara.nrcinc;
    return nrcactv;
}
int procentaj_morti(struct virus tara)
{
    int p=1;
    p=(100*tara.nrtmort)/tara.nrtcaz;
    return p;
}
int rata_mortalitate(struct virus tara)
{
    double rm=1;
    int aux=tara.nrtpop,k=1;
    while(aux>1)
    {
        aux=aux/10;
        k=k*10;
    }
    rm=(tara.nrtmort/tara.nrtpop)*k;
    return rm;
}
void afisare(struct virus tara)
{
    cout<<tara.nume_tara<<" "<<tara.nume_virus<<" "<<tara.nrtpop<<" " <<tara.nrtcaz<<" "<<tara.nrtmort<<" "<<tara.nrtvind<<" "<<tara.nrcinc;
}
void afisare1(int tara)
{
    cout<<tara;
}
int main()
{
    struct virus;
    citire(tara);
    afisare(tara);
    active(tara);
    afisare1(nrcactv);
    procentaj_morti(tara);
    afisare1(p);
    return 0;
}