#include<bits/stdc++.h>
using namespace std;
const int N=1100;
int n,m,b[N][N];
string s; 
int main(){
	cin>>n>>m;
	for(int i=1;i<=m;i++){
		int w,x,y,z;
		cin>>w>>x>>y>>z;
		b[w][x]+=1;
		b[y+1][x]-=1;
		b[w][z+1]-=1;
		b[y+1][z+1]+=1;
		
	}
	
	for(int i=1;i<=n;i++){
		for(int j=1;j<=n;j++){
			b[i][j]=b[i][j]+b[i-1][j]+b[j-1][i]-b[i-1][j-1];
			cout<<b[i][j]<<" ";
		}
		cout<<"\n";
	}
	
	return 0;
}