Stock.cs

using System;
using System.Collections.Generic;
using System.Text;

namespace Assignment_2
{
    public class Stock
    {
        public string Symbol { get; set; }
        public string Name { get; set; }
        public decimal Holdings { get; set; }
        public decimal CurrentPrice { get; set; }

        // default constructor
        public Stock()
        {
            Symbol = "NA";
            Name = "Invalid";
            Holdings = 0;
            CurrentPrice = -99;
        }

        // Constructor for initialization
        public Stock(string symbol, string name, decimal holdings, decimal currentPrice)
        {
            Symbol = symbol;
            Name = name;
            Holdings = holdings;
            CurrentPrice = currentPrice;
        }

        // overridden ToString method to customize the return value
        public override string ToString()
        {
            return Symbol + ", " + Name + ", " + Holdings + ", " + CurrentPrice;
        }
    }
}