using System;
using System.Collections.Generic;
 
public class Test
{
	public static void Main()
	{
	    List<List<int>> matriz = new List<List<int>>();
	    matriz.Add(new List<int> {3, 4, 1}  );
	    matriz.Add(new List<int> {2, 4, 5}  );
	    matriz.Add(new List<int> {44, 8, 9} );
		int busca = 1;
	    for(int a = 0; a < matriz.Count; a++) {
	      for(int b = 0; b < matriz[a].Count; b++) {
	        if (matriz[a][b] == busca) {
	          Console.WriteLine("Busca: {0}, Linha: {1}, Coluna: {2}", busca, a, b);
	        }
	      }
	    }
	}
}

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