Untitled

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.nio.charset.StandardCharsets;

import java.util.HashMap;

/**
 * The Main class implements an application that reads lines from the standard input
 * and prints them to the standard output.
 */
public class Main {
  /**
   * Iterate through each line of input.
   */
  public static void main(String[] args) throws IOException {
    InputStreamReader reader = new InputStreamReader(System.in, StandardCharsets.UTF_8);
    BufferedReader in = new BufferedReader(reader);
    String line;
    
    TradeAggregator agg = new TradeAggregator();
    while ((line = in.readLine()) != null) {
      String[] tokens = line.split(" ");
      String command = tokens[0];
      
      if (command.equalsIgnoreCase("Trade"))
      {
        agg.HandleTrade(ParseTrade(tokens));
      }
      else
      {
        agg.HandleTheoUpdate(ParseTheoUpdate(tokens));
      }
    }
  }

  static class Trade
  {
    public Trade(String trader, int asset, int quantity, double price)
    {
      Trader = trader;
      Asset = asset;
      Quantity = quantity;
      Price = price;
    } 
    public String Trader;
    public int Asset;
    public int Quantity;
    public double Price;
  };
  
  public static Trade ParseTrade(String[] tokens)
  {
    String trader = tokens[1];
    int asset = Integer.parseInt(tokens[2]);
    int quantity = Integer.parseInt(tokens[3]);
    double price = Double.parseDouble(tokens[4]);
    return new Trade(trader, asset, quantity, price);
  }

  static class TheoUpdate
  {
    public TheoUpdate(int asset, double value)
    {
      Asset = asset;
      Value = value;
    }
    public int Asset;
    public double Value;
  };
  
  public static TheoUpdate ParseTheoUpdate(String[] tokens)
  {
    int asset = Integer.parseInt(tokens[1]);
    double value = Double.parseDouble(tokens[2]);
    return new TheoUpdate(asset, value);
  }

  static class TradeAggregator
  {
    
    public TradeAggregator()
    {
    }
    
    public void HandleTrade(Trade trade)
    {
    }
    
    public void HandleTheoUpdate(TheoUpdate theoUpdate)
    {
    }

    public void PrintTraderScore(String traderName, double score)
    {
      System.out.printf(traderName + " %.2f\n", score);
    }
    
  };

}