/*
TASK:seq
LANG:C++
*/
#include<iostream.h>
int main()
{
    int n;
    long a[101][11],i=0,j,k;
    cin>>n;
    for(k=0;k<n;k++)
    {cin>>a[k][0];
    for(j=1;j<=a[k][0];j++)cin>>a[i][j];i++;}
    cout<<10;
    system("PAUSE");
    return 0;
}
