static void Main(string[] args)
{
Dictionary <string, Plant> plants = new Dictionary <string, Plant>();
int n = int.Parse(Console.ReadLine());
for (int i = 0; i < n; i++)
{
string[] information = Console.ReadLine().Split("<->", StringSplitOptions.RemoveEmptyEntries); //"{plant}<->{rarity}".
string name = information[0];
int rarity = int.Parse(information[1]);
Plant plantRarity = new Plant();
plantRarity.Rarity = rarity;
if (!plants.ContainsKey(name))
{
plants.Add(name, plantRarity);
}
else
{
plants[name].Rarity = rarity;
}
}
string[] separators = { ": ", " - " };
string[] command = Console.ReadLine().Split(separators, StringSplitOptions.RemoveEmptyEntries);
while (!command.Contains("Exhibition"))
{
string name = command[1];
if (!command.Contains("Rate") && !command.Contains("Update") && !command.Contains("Reset"))
{
Console.WriteLine("error");
}
//if (command.Length < 3)
//{
// Console.WriteLine("error");
// }
if (command.Contains("Rate")) // Rate: {plant} - {rating}
{
if (plants.ContainsKey(name))
{
double rating = double.Parse(command[2]);
plants[name].Rating.Add(rating);
}
else
{
Console.WriteLine("error");
}
}
else if (command.Contains("Update")) // Update {plant} - {new_rarity}
{
if (plants.ContainsKey(name))
{
int newRarity = int.Parse(command[2]);
plants[name].Rarity = newRarity;
}
else
{
Console.WriteLine("error");
}
}
else if (command.Contains("Reset")) // Reset: {plant}
{
if (plants.ContainsKey(name))
{
plants[name].Rating.Clear();
plants[name].Rating.Add(0);
}
else
{
Console.WriteLine("error");
}
}
command = Console.ReadLine().Split(separators, StringSplitOptions.RemoveEmptyEntries);
}
foreach (var item in plants)
{
if (item.Value.Rating.Count == 0)
{
item.Value.Rating.Add(0);
}
if (item.Value.Rarity == 0)
{
item.Value.Rarity = 0;
}
}
foreach (var plant in plants)
{
if (plant.Value.Rating.Count > 0)
{
plant.Value.Rating.Add(plant.Value.Rating.Average());
plant.Value.Rating.RemoveRange(0, plant.Value.Rating.Count - 1);
}
}
var sortedPlants = plants.OrderByDescending(plant => plant.Value.Rarity).ThenByDescending(plant => plant.Value.Rating.Average()).ToDictionary(item => item.Key, item => item.Value);
Console.WriteLine("Plants for the exhibition:");
foreach (var item in sortedPlants)
{
Console.WriteLine($"- {item.Key}; Rarity: {item.Value.Rarity}; Rating: {item.Value.Rating[0]:f2}");
}
//Descending(x => x.Value.Rarity).ThenBy
}
