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#include <bits/stdc++.h>

using namespace std;

#define st first
#define nd second
#define pb push_back
#define rep(i,a,b) for(int i = a; i <= b; i++)
#define irep(i,a,b) for(int i = a; i >= b; i--)
typedef long long ll;
typedef long double ld;
//typedef __int128 int128;
typedef vector<int> vi;
typedef pair<int,int> pi; 
typedef pair<double,double> pd;
typedef pair<ll,ll> pl;

const int max_n = 1e6+7;
int arr[max_n];

int main(){

    ios::sync_with_stdio(0);
    cin.tie(0);

    int t; cin  >> t;
    while(t--){

        int n; cin >> n; rep(i,1,n) cin >> arr[i];

        bool ans = 1; bool z = 0;
        rep(i,2,n){
            if(arr[i] == 0 && arr[i-1] != 0) z = 1;
            if(arr[i] > 0 && z) ans = 0; 
        }

        if(!ans){
            cout << "NIE\n";
            continue;
        }

        int a = 0; int b = 0;
        rep(i,1,n) if(arr[i] > 0 && a == 0) a = i;
        irep(i,n,1) if(arr[i] > 0 && b == 0) b = i;

        //cout << "a: " << a << " b: " << b << '\n';

        rep(i,1,n) arr[i]--;

        bool start = 0; bool finish = 0; //int ile_nz = 0;
        rep(i,a+1,b){
            //if(arr[i] >= 0) ile_nz++; //KURWA NIE WIEM
            if(arr[i] > 0 && finish) ans = 0;

            arr[i] -= arr[i-1]+1; //ewentualnie +1
            //cout << "i: " << i << " arr: " << arr[i] << '\n';
            if(arr[i] == -1){
                if(!start){
                    start = 1;
                    rep(j,i,b) arr[j]++;
                }
                else if(!finish){
                    start = 1;
                    finish = 1;
                    arr[i] = 0;
                }
                else ans = 0;
            }
            else if(arr[i] == -2){
                //if(!start && !finish && ile_nz > 2){
                if(!start && !finish){
                    start = 1;
                    rep(j,i,b) arr[j]++;
                    finish= 1;
                    arr[i] = 0;
                }
                else ans = 0;
            }
            else if(arr[i] < -2) ans = 0;
        }

        if(arr[b] > 0) ans = 0;

        if(ans) cout << "TAK\n";
        else cout << "NIE\n";
    }

    return 0;
}

//g++ -O3 -static -Wall .cpp -std=c++17