#include<bits/stdc++.h>
using namespace std;
vector <vector<int>> a(3,vector<int>(4,1)); 
int main(){
	for(int i=0;i<a.size();i++){
		for(int j=0;j<a[i].size();j++){
			cout<<a[i][j]<<" ";
		}
		cout<<endl;
	}

    return 0;
}