using System;

internal class Program
{
static int MaxPercent = 100;
static int LengthBar = 10;
static char Sing = '#';
static char EmtySing = '_';

static void Main(string[] args)
{
Console.CursorVisible = false;

DrawBar(40, ConsoleColor.Green, 0, 0);
DrawBar(80, ConsoleColor.Blue, 30, 0);

for (int i = 0; i <= MaxPercent; i++)
{
DrawBar(i, ConsoleColor.Yellow, 15, 3);
Thread.Sleep(30);
}

Console.ReadKey();
}

static void DrawBar(int filledPercent, ConsoleColor color, int positionX, int positionY)
{
int remainingPoints = filledPercent * LengthBar / MaxPercent;
int emptyPoints = LengthBar - remainingPoints;

ConsoleColor defaultColor = Console.ForegroundColor;

string bar = "";

FillBar(ref bar, remainingPoints, Sing);
FillBar(ref bar, emptyPoints, EmtySing);

Console.SetCursorPosition(positionX, positionY);
Console.Write('[');
Console.ForegroundColor = color;
Console.Write(bar);
Console.ForegroundColor = defaultColor;
Console.Write(']');
}

static void FillBar(ref string bar, int cauntPoint, char sing)
{
for (int i = 0; i < cauntPoint; i++)
{
bar += sing;
}
}
}