#include<bits/stdc++.h>
using namespace std;
int a[1005][1005];
vector<int> ds[1005];
int main(){
	int n,m,u,v;
	cin>>n>>m;
	for(int i=1;i<=n;i++){
		cin>>u>>v;
		ds[u].push_back(v);
		ds[v].push_back(u);
		a[u][v]=a[v][u]=1;
	}
	for(int i=1;i<=n;i++){
		for(int j=1;j<=n;j++){
			cout<<a[i][j]<<' ';
		}
		cout<<"\n";
	}
	for(int i=1;i<=n;i++){
		sort(ds[i].begin(),ds[i].end());
		cout<<ds[i].size()<<' ';
		for(int j=0;j<ds[i].size();j++){
			cout<<ds[i][j]<<" ";
		}
		cout<<"\n";
	}
}