#include <bits/stdc++.h>
#define NMAX 10001

using namespace std;
ifstream fin("citire.in");
int mat[100][100];
bool viz[100];
int n, m,nr=0,p,q;
void Read()
{
    fin >> n >> m;
    int x, y;
    for(int i = 1 ; i <= m; i++)
    {
        fin >> x >> y;
        mat[x][y] = mat[y][x] = 1;
    }


        cout<<"muchia eliminata";
        cin >> p >> q;
        if(mat[p][q]==1)
        {
            mat[p][q]=0;
            mat[q][p]=0;
        }


}
void DFS(int nod,int &nr)
{
    nr++;
    viz[nod] = 1;
    for(int i = 1; i <= n; i++)
        if(mat[nod][i] == 1 && viz[i] == 0)
            {
                DFS(i,nr);
            }
}
int main()
{
    Read();
    DFS(1,nr);
    if(nr<n)
        cout<<"doua localitazi raman izolate";
        else
        cout<<"nu exista localitati izolate";
    return 0;
    //
    5 7
1 2
2 3
2 5
3 4
4 1
4 2
5 6
}