designPattern/DesignPattern/State/Context.cs

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

namespace State
{
    internal class Context
    {
        public State CurrentState { get; set; }

        public Context()
        {
            this.CurrentState = new NormalState();
        }

        public void SetCreditScore(int creditScore)
        {
            Console.WriteLine($"{creditScore}");
            this.CurrentState.ChangeScore(this, creditScore);
        }
    }
}