1
 2
 3
 4
 5
 6
 7
 8
 9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
#include <bits/stdc++.h>


#define FOR(i, a, b) for(int i = (a); i < (b); ++i)
#define FORD(i, a, b) for(int i = (a); i >= (b); --i)
#define VAR(v, i) __typeof(i) v=(i)
#define FORE(i, c) for(VAR(i, (c).begin()); i != (c).end(); ++i)
#define all(v) (v).begin(),(v).end()

#define PII pair<int,int>
#define mp make_pair
#define st first
#define nd second
#define pb push_back
#define lint long long int
#define VI vector<int>

#define debug(x) {cout <<#x <<" = " <<x <<endl; }
#define debug2(x,y) {cerr <<#x <<" = " <<x << ", "<<#y<<" = "<< y <<endl; } 
#define debug3(x,y,z) {cerr <<#x <<" = " <<x << ", "<<#y<<" = "<< y << ", " << #z << " = " << z <<endl; } 
#define debugv(x) {{cout <<#x <<" = "; FORE(itt, (x)) cerr <<*itt <<", "; cerr <<endl; }}
#define debugt(t,n) {{cerr <<#t <<" = "; FOR(it,0,(n)) cerr <<t[it] <<", "; cerr <<endl; }}

#define make( x) int (x); scanf("%d",&(x));
#define make2( x, y) int (x), (y); scanf("%d%d",&(x),&(y));
#define make3(x, y, z) int (x), (y), (z); scanf("%d%d%d",&(x),&(y),&(z));
#define make4(x, y, z, t) int (x), (y), (z), (t); scanf("%d%d%d%d",&(x),&(y),&(z),&(t));
#define makev(v,n) VI (v); FOR(i,0,(n)) { make(a); (v).pb(a);} 
#define IOS ios_base::sync_with_stdio(0)
#define HEAP priority_queue

#define read( x) scanf("%d",&(x));
#define read2( x, y) scanf("%d%d",&(x),&(y));
#define read3(x, y, z) scanf("%d%d%d",&(x),&(y),&(z));
#define read4(x, y, z, t) scanf("%d%d%d%d",&(x),&(y),&(z),&(t));
#define readv(v,n) FOR(i,0,(n)) { make(a); (v).pb(a);}
#define jeb() fflush(stdout);

using namespace std;

int TESTS = 3;
int bazy[] = { 100, 123, 315, 421, 4901, 45903, 49320};
int sol[] = {41, 12, 271, 300, 2137, 35000, 40000};
int p[] = {1000004023,1000004059,1000004099,1000004119,1000004123,1000004207,1000004233};
int h[] = {0,0,0,0,0,0,0};
int hr[] = {0,0,0,0,0,0,0};
int powy[] = {1,1,1,1,1,1,1};

int main() {
	int n;
	scanf("%d",&n);
	char C = getchar();
	while (C<'a' || C>'z') C = getchar();
	do {
		int ja = C-'a';
		FOR(i,0,TESTS) {
			h[i] = (h[i] * 1LL * bazy[i] + (ja + sol[i])) % p[i];
			hr[i] = (hr[i] + powy[i] * 1LL * (ja + sol[i])) % p[i];
			powy[i] = (powy[i] * 1LL * bazy[i]) % p[i];
		}
		C = getchar();
	} while (C!='\n');
	bool ok = true;
	FOR(i,0,TESTS) {
		if (h[i] != hr[i]) ok = false;
	}
	if (ok) printf("TAK\n");
	else printf("NIE\n");
}