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#include <iostream>
#include <stdio.h>

//#define dbg printf
#define dbg //printf


int count[5][3] = {{0}};

int main() {
    int n;
    scanf("%d", &n);

    for (int i = 0; i < n; ++i) {
        std::string s;
        std::cin >> s;

        int now_task = s[0] - '0' - 1;
        int now_diw = s[1] - 'A';
//        printf("(%d %d)\n", now_task, now_diw);
        count[now_task][now_diw]++;
    }

    for (int task = 0; task < 4; ++task) {
        for (int diw = 0; diw < 3; ++diw) {
            dbg("(%d %d) = %d\n", task, diw, count[task][diw]);
            if (count[task][diw] < 1) {
                printf("NIE\n");
                return 0;
            }
        }
    }

    for (int diw = 0; diw < 3; ++diw) {
        dbg("(%d %d) = %d\n", 4, diw, count[4][diw]);
        if (count[4][diw] < 2) {
            dbg("(%d %d)\n", 4, diw);
            printf("NIE\n");
            return 0;
        }
    }
    printf("TAK\n");
    return 0;
}