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#include <bits/stdc++.h>

using namespace std;

int main()
{
    int n;
    cin>>n;
    map<string,int>baza;
    int w=0;
    while(n--)
    {
        string a;
        cin>>a;
        if((a=="5A")||(a=="5B")||(a=="5C"))
        {
            
            if((baza[a]==1)||(baza[a]==0))
            {
             w++;
             baza[a]++;
            }
            
        }
        else
        {
            if(baza[a]==0)
            {
             w++;
             baza[a]++;
            }
            
        }
    }
    if(w==18)
    cout<<"TAK"<<endl;
    else
    cout<<"NIE"<<endl;

    return 0;
}