public static string check(string input){
public static string pemisah(string input){
int batas = input.Length;
for(int i = 0; i<batas;i++){
if(check(input) == "No"){
input = input.Remove(0,1);
public static void Main()
Console.WriteLine("Hello World");
string input = Console.ReadLine();
int x = Convert.ToInt16(input);
if(pemisah(startAt.ToString()) == "Yes" ){
Console.WriteLine("#"+satu+" Number => "+ startAt);