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#include<iostream>
#include<fstream>
using namespace std;
ifstream f("dfs.in");
ofstream g("dfs.out");
int a[200][200];
int v[100],n;
void dfs(int nod)
{ v[nod]=1;
int k;
for(k=1;k<=n;k++)
{
if(a[nod][k]==1)
if(v[k]==0)
dfs(k);
}
}
int main()
{
int m,i;
f>>n;
f>>m;
int x , y;
for(i=0;i<m;i++)
{
f>>x;
f>>y;
a[x][y]=1;
a[y][x]=1;
}
int j;
for(i=1;i<=n;i++)
{
for(j=1;j<=n;j++)
cout<<a[i][j]<<" ";
cout<<endl;
}
int count=0;
for(i=0;i<n;i++)
{
if(v[i]==0)
{
count++;
dfs(i);
}
}
g<<count;
}