private void StockProblem_Load(object sender, EventArgs e)
{
List <StockPriceTime> yesterday_time_prices = new List <StockPriceTime>();
int[] stock_prices_yesterday = new int[] { 10, 7, 5, 8, 11, 9 };
DateTime today = DateTime.Today;
DateTime yesterday = today.AddDays(-1);
DateTime openingTime = new DateTime(yesterday.Year, yesterday.Month, yesterday.Day, 9, 30, 0);
for (int i = 0; i < stock_prices_yesterday.Length; i++)
{
txtBxStockPrices.Text += openingTime.AddMinutes(i).ToString();
txtBxStockPrices.Text += " ";
txtBxStockPrices.Text += stock_prices_yesterday[i].ToString("C");
txtBxStockPrices.Text += "\r\n";
StockPriceTime currentPriceTime = new StockPriceTime();
currentPriceTime.price = stock_prices_yesterday[i];
currentPriceTime.time = openingTime.AddMinutes(i);
yesterday_time_prices.Add(currentPriceTime);
}
get_max_profit(yesterday_time_prices);
}
private void get_max_profit(List <StockPriceTime> priceTimes)
{
int max = 0;
StockPriceTime buyData = new StockPriceTime();
StockPriceTime sellData = new StockPriceTime();
for (int i = 0; i < priceTimes.Count; i++)
{
for (int j = i + 1; j < priceTimes.Count; j++)
{
if (priceTimes[j].price - priceTimes[i].price > max)
{
buyData.time = priceTimes[i].time;
buyData.price = priceTimes[i].price;
sellData.time = priceTimes[j].time;
sellData.price = priceTimes[j].price;
max = priceTimes[j].price - priceTimes[i].price;
}
}
}
txtBxProfit.Text = max.ToString("C");
txtBxPurchasePrice.Text = buyData.price.ToString("C");
txtBxPurchaseTime.Text = buyData.time.ToString();
txtBxSellPrice.Text = sellData.price.ToString("C");
txtBxSellTime.Text = sellData.time.ToString();
}
