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#include <bits/stdc++.h>
using namespace std;

int main() {
    ios_base::sync_with_stdio(false);
    cin.tie(nullptr);
    cout.tie(nullptr);

    int z;          //days
    cin >> z;
    while(z--) {
        int n;          //toys
        cin >> n;
        vector<int> toys(n+1);            //how many times the given toy was looked at
        for(int i=0; i<n; i++) {
            cin >> toys[i];
        }
        toys[n] = 0;            //guard

        bool success = true;
        bool finished = false;
        bool end = false;
        for(int i=0; i<n; i++) {
            int &a = toys[i];
            int &b = toys[i+1];
            if(a == 0) {
                continue;
            }
            if(finished) {
                success = false;
                break;
            }
            if(a <= b) {
                if(a == b) {
                    end = true;
                }
                if(end) {
                    a--;
                }
                b -= a;
                a = 0;
            }
            else {          // a > b
                if(a-b == 1) {
                    a=0;
                    b=0;
                    finished = true;
                }
                else {
                    success = false;
                    break;
                }
            }
        }
        if(success) {
            cout << "TAK\n";
        }
        else {
            cout << "NIE\n";
        }

    }
    return 0;
}