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#include<bits/stdc++.h>
using namespace std;
string s;
int n;
map <string,int> mapa;
string GEN[] = {"1A","1B","1C","2A","2B","2C","3A","3B","3C","4A","4B","4C","5A","5B","5C",};
bool f1(){
     for(int i=1;i<=12;i++){
        if(mapa[GEN[i-1]]<1) return false; 
    }
    return true;
}
bool f2(){
     for(int i=13;i<=15;i++){
        if(mapa[GEN[i-1]]<2) return false; 
    }
    return true;
}
bool f(){

    if(f1()&&f2())
    return true;
    else return false;
}
int main(){
    ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0);
    cin>>n;
    for(int i=0;i<n;i++){
        cin>>s;
        mapa[s]++;
    }

    if(f()&&n>=15&&mapa.size()>=15) cout<<"TAK";
    else cout<<"NIE";
    return 0;
}