using System.Collections.Generic;
public static string GenerateBigNumber(int q, int k)
StringBuilder result = new StringBuilder();
HashSet<string> seen = new HashSet<string>();
List<int> current = new List<int>(new int[k]);
for (int i = 0; i < k; i++)
while (result.Length < 20000)
string currentStr = string.Join("", current);
if (seen.Contains(currentStr))
result.Append(current[0]);
return result.ToString();
string[] inputs = Console.ReadLine().Split();
int q = int.Parse(inputs[0]);
int k = int.Parse(inputs[1]);
Console.WriteLine(GenerateBigNumber(q, k));