UIELEMENT

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace UIELEMENT
{
    class Program
    {
        static void Main(string[] args)
        {
            int value = 4;
            int maxValue = 10;

            DrawBar(value, maxValue);
        }

        static void DrawBar(int value, int maxValue)
        {
            string bar = "";

            for (int i = 0; i < value; i++)
            {
                bar += '#';
            }

            Console.SetCursorPosition(0, 0);
            Console.Write('[');
            Console.Write(bar);

            bar = "";

            for (int i = value; i < maxValue; i++)
            {
                bar += '_';
            }
            Console.Write(bar + ']');
        }
    }
}