import java.io.*;


class bank
 {private final double INTRATE = 0.035;  

private double balance;
  
public bank()  // default constructor - set balance to 0
{
}

public bank(double b)
  {
  }

public void printbalance()
  {}

public double getBalance()
  { }

 public void deposit(double d) // adds d to balance
  {
   }

public void setBalance(double d)
 {}

  public boolean withdraw(double d)
   {  // returns false if not enough money
    }  // otherwise returns true and withdraws d from balance


public void addInterest()
 {} // adds interest to account based on INTRATE
}