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#include <iostream>
#include <map>

#ifdef DEBUG
#define DEBUG_LOG(x) do { \
	std::cerr << x << std::endl;\
} while (0)
#else
#define DEBUG_LOG(x) do { \
} while (0)
#endif

struct TaskSet
{
	std::map<std::string, uint64_t> tasks = {};
	
	void FillMapWith(uint64_t val, int start, int end)
	{
		for (int i = start; i <= end; ++i)

		{
			for (char c = 'A'; c <= 'C'; ++c)
			{
				std::string name = std::to_string(i) + c;
				tasks.insert(std::pair<std::string, uint64_t>(name, val));
			}
		}
	}
	
	void Reset()
	{
		FillMapWith(0,1,5);
	}

	friend std::ostream& operator<<(std::ostream& stream, TaskSet const & taskSet)
	{
		for (auto const& task: taskSet.tasks)
		{
			stream << task.first << " : " << task.second << "\n";
		}
		return stream;
	}
	
	void AppendTask(std::string const & task)
	{
		tasks[task] += 1;
	}
	
	bool operator>=(TaskSet const& rhs) const
	{
		auto pred =[] (decltype(*rhs.tasks.begin()) l, decltype(l) r)
		{
			return (l.first == r.first) && (l.second >= r.second);
		};
		return std::equal(std::begin(tasks), std::end(tasks), std::begin(rhs.tasks), pred);
	}
};

void Run(std::istream& input, std::ostream& output)
{

	TaskSet tasks;
	tasks.Reset();
	TaskSet expectedTasks;
	expectedTasks.FillMapWith(1, 1,4);
	expectedTasks.FillMapWith(2, 5,5);
	DEBUG_LOG(expectedTasks);
	uint64_t num = 0;
	input >> num;
	for (int i =0; i < num; ++i)
	{
		std::string task = "";
		input >> task;
		tasks.AppendTask(task);
	}
	
	DEBUG_LOG(tasks);
	
	if(tasks >= expectedTasks)
	{
		DEBUG_LOG("true");
		output << "TAK" << std::endl;
	}
	else
	{
		DEBUG_LOG("false");
		output << "NIE" << std::endl;
	}
}


#ifndef DEBUG
int main(int argc, char* argv[])
#else
int main_(int argc, char* argv[])
#endif
{
	::Run(std::cin, std::cout);
	return 0;
}