import java.io.*;
public class Money 
{
	private int p1;
	private int p2;
	private int credit;
	
	public Money() 
	{
		
		try
		{
			BufferedReader br=new BufferedReader(new FileReader("credits.txt"));
			String x=br.readLine();
			credit=Integer.parseInt(x);
		}
		catch(Exception e)
		{
			credit=0;
		}	
		if(credit<0)
			credit=0;
		System.out.println("credits "+credit);
		p1=0; p2=0; 
	}
	
	public Money(int x)
	{
		p1=0; p2=0; credit=x;
	}
	
	public int getP1 ()
	{
		return (p1);
	}
	public int getP2 ()
	{
		return (p2);
	}
	public boolean useP1(){
		if (p1 > 0)
		{
			p1--;
			return(true);
		}
		else
			return(false);
	}
	public boolean useP2(){
		if (p2 > 0)
		{
			p2--;
			return(true);
		}
		else
			return(false);
	}
	public void addCredit()
	{
		credit++;
	}
	
	public void p1Press()
	{
		if(credit>0)
		{
			p1++;
			credit--;
		}
	}	
	public void p2Press()
	{
		if(credit>0)
		{
			p2++;
			credit--;
		}	
	}
	
	public int getCredit()
	{
		return(credit);
	}
	
	public void writeCredit() throws IOException
	{
		BufferedWriter bw=new BufferedWriter(new FileWriter("credits.txt"));
		bw.write(""+credit);
		bw.close();
	}

}