ASD lab10 prob2

#include <iostream>
#include <fstream>
using namespace std;

void DF(int a[][50], int n, int col[], int c, int s)
{
    col[s] = c;
    for(int i = 0; i < n; ++i)
        if(a[s][i] == 1 && col[i] == 0)
            DF(a, n, col, c, i);
}

void cit_date(int a[][50], int &n)
{
    ifstream fin("tabel.txt");

    int x;
    n = 0;
    fin >> x;


    for(int i = 0; i < x; ++i)
    {
        int y, z;
        fin >> y >> z;
        if(n < z)
            n = z;
        if(n < y)
            n = y;
        a[y][z] = a[z][y] = 1;
    }


    fin.close();
}



int main()
{
    int n, a[][50] = {};
    cit_date(a, n);

    int col[50] = {};
    int i = 1;

    for(int j = 0; j < n; ++j)
    {
        if(col[j] == 0)
        {
            DF(a, n, col, i, j);
            ++i;
        }
    }
    cout << "nr c conexe: " << i;
    return 0;
}