도전문제2

using System;
using System.Diagnostics.CodeAnalysis;
using System.Diagnostics.SymbolStore;
using System.Runtime.CompilerServices;

namespace LearnDotnet
{
    internal class Program
    {
        
        static void Main(string[] args)
         {
            for (int i = 0; i < 5; i++)
            {
                for (int j = 0; j < i; j++)
                {
                    Console.Write("*");
                }
                Console.WriteLine();
            }
        }
    }
}