#include <iostream>
#include <math.h>
#include <vector>

using namespace std;

void delElement(vector<int> &a, int n)
{
	int s=a.size();
	for(unsigned i=0;i<a.size();i++)

		if (a[i]==n) 
		{
			a.erase(a.begin()+i);
			i--;//posle stiraniya sdvig
			s--;
		}
		a.resize(s);
}
int main(int argc, char* argv[])
{
	int m;
	cout<<"vvedite m"<<endl;
	cin >> m;
	vector<vector<int>> massiv;
	vector<int> n;
	n.resize(m);
	massiv.resize(m);

	for (int i=0;i<m;i++)
	{
		cout<<"vvedite n"<<i<<endl;
		cin >> n[i];
		massiv[i].resize(n[i]);
		for (int j=0;j<n[i];j++)
		{
			cout<<"vvedite a"<<i<<j<<endl;
			cin >> massiv[i][j];

		}
	}
	cout<<"ishodnaya matrica"<<endl;
	for (int i=0;i<m;i++)
	{
		for (int j=0;j<massiv[i].size();j++)
			cout<<massiv[i][j]<<" ";
			cout<<endl;
	}
	vector<vector<int>> massiv1;
	massiv1.resize(m);
	for (int i=0;i<m;i++)
	{
		int pos=0;
		massiv1[i].resize(n[i]);
		for (int j=0;j<massiv[i].size();j++)
		{
			int k;
			bool rep=false;
			for (k=j+1;k<massiv[i].size();k++)
				if (massiv[i][j]==massiv[i][k]) 
				{
					rep=true;
					break;
				}
			if (rep)//est povtor
			{
				massiv1[i][pos++]=massiv[i][j];
				delElement(massiv[i],massiv[i][j]);
				j--;
			}
		}
		massiv1[i].resize(pos);
	}

	for (int i=0;i<m;i++)
	{
		cout<<"stroka "<<i<<endl;
		for (int j=0;j<massiv1[i].size();j++)
			cout<<massiv1[i][j]<<" ";
			cout<<endl;
	}

	return 0;
}