using System;

public class LuckyNumber {

​

    public static void Main()

    {

        string[] temp = new string[1];

        temp[0] = "qwert100ft34";

        char[] arr;

        arr = temp[0].ToCharArray();

        for(int i=0; i<arr.Length; i++){

            Console.WriteLine(arr[i]);

        }

    }

}