Coding Nested Loops

using System;

public class Program
{
	public static void Main()
	{
		int n = int.Parse(Console.ReadLine());

		string strN = n.ToString();



		for (int i=0; i<strN.Length; i++)
		{
			int number = n%10;
			int lastDigit = n/10;
			n=lastDigit;

			if (number==0)
			{
				Console.Write("ZERO");
			}
			for (int z=0; z<number; z++)
			{
				int ascii = number +33;
				char symbol = (char) ascii;
				Console.Write(symbol);
			}
			Console.WriteLine();
		}
	}
}