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#include <stdio.h>

int inx(char* str)
{
	return (str[0]-'1')*3 + str[1]-'A';
}

int main()
{
char str[3];
int n,N,Z[15],f;

	scanf("%d",&N);
	
	for (n = 0; n < 15; n++) Z[n] = 0;
	for (n = 0; n < N; n++)
	{
		scanf("%s",str);
//		printf("%s %d\n",str,inx(str));
		Z[inx(str)]++;
	}
	f = 1;
	for (n = 0; n < 15; n++)
	{
//		printf("%d ",Z[n]);
		if (n < 12 && Z[n] < 1) f = 0;
		if (n >= 12 && Z[n] < 2) f = 0;
	}
	printf("%s\n",(f==0)?"NIE":"TAK");
	
	return 0;
}