matasdx

#include <iostream>
#include <fstream>
#include <iomanip>

using namespace std;

const char FV[] = "data.txt";
const char FD[] = "output.txt";

int a[7];
int b[7];

double Vidurkis(int u[], int n);
void Atmetimas(int u[], int &n);
void Suvedimas(const char FV[], int a[], int b[], int n);

int main()
{
    ifstream in(FV);
    ofstream out(FD);
    int nA, nB, n;
    in >> n;
    nA = n;
    nB = n;
    Suvedimas(FV, a, b, n);
    Atmetimas(a, nA);
    Atmetimas(b, nB);
    double aVid, bVid;
    aVid = Vidurkis(a, nA);
    bVid = Vidurkis(b, nB);
    out << fixed << setprecision(1) << aVid << endl;
    out << fixed << setprecision(1) << bVid << endl;

}
void Atmetimas(int u[], int &n)
{
    int didz = 0;
    int maz = 0;
    for(int i = 0; i < n; i++)
    {
        if(u[i] > u[didz]) didz = i;
        if(u[i] < u[maz]) maz = i;
    }
    u[didz] = u[n - 1];
    n--;
    u[maz] = u[n - 1];
    n--;
    //salinimas//

}
void Suvedimas(const char FV[], int a[], int b[], int n)
{
    ifstream in(FV);
    in >> n;
    for(int i = 0; i < n; i++)
    {
        in >> a[i];
        in >> b[i];
    }
    in.close();
}
double Vidurkis(int u[], int n)
{
    double sum;
    sum = 0;
    for(int i = 0; i < n; i++)
    {
        sum += u[i];
    }
    double vid;
    vid = sum / n;
    return vid;

}