static void Main(String[] args)
{
int n = Convert.ToInt32(Console.ReadLine());
int m = Convert.ToInt32(Console.ReadLine());
int[][] grid = new int[n][];
for (int grid_i = 0; grid_i < n; grid_i++)
{
string[] grid_temp = Console.ReadLine().Split(' ');
grid[grid_i] = Array.ConvertAll(grid_temp, Int32.Parse);
}
RegionCounter counter = new RegionCounter(grid, n, m);
Console.Write(counter.Analize().ToString());
}
public static void Run(Input input, Output output)
{
byte numbersCount = Byte.Parse(input.ReadLine());
var numbers = input.ReadLine().Split(' ').Select(str => UInt64.Parse(str)).ToArray();
long regionsCount = 0;
var counter = new RegionCounter();
int maxCombination = (int)1 << numbers.Length;
for (int currCombination = 0; currCombination < maxCombination; currCombination++)
{
counter.Clear();
for (byte currBit = 0; currBit < numbers.Length; currBit++)
{
if ((currCombination & ((int)1 << currBit)) != 0)
{
counter.Add(numbers[currBit]);
}
}
regionsCount += counter.GetRegionsCount();
}
output.WriteLine(regionsCount.ToString());
}
