#include<fstream>
using namespace std;
struct yu
{
	int a[101];
	int m;
}y[101];
int main(void)
{
	ifstream fin("curriculum.in");
	ofstream fout("curriculum.out");
	int n;
	fin>>n;
	int i,j,k,s[101]={0},p=0,num;
	bool f[101]={0};
	for(i=1;i<=n;i++)
	{
		fin>>y[i].m;
		for(j=0;j<y[i].m;j++)
			fin>>y[i].a[j];
	}
	num=n;
	i=1;
	while(num)	
	{
		for(j=0;j<y[i].m;j++)
			for(k=0;k<p;k++)
				if(y[i].a[j]==s[k])
				{
					y[i].a[j]=y[i].a[y[i].m-1];
					y[i].m--;
				}
		if(y[i].m==0&&f[i]==0)
		{
			s[p]=i;
			p++;
			f[i]=1;		
			num--;
		}
		i++;
		if(i>n)
		{
			if(s[0]==0)break;
			i=1;
		}
		
	}
	if(s[0])
		for(i=0;i<p;i++)
			fout<<s[i]<<" ";
	else 
		fout<<"no";
	fin.close();
	fout.close();
	return 0;
}