import java.util.*;
/** 
an object of class blah
author
date
*/ 
class Vehicle {
  
  /**I make up the class invariant, I describe speed limit*/
  final int SPEED_LIMIT = 60; 
  
  /**I make up the class invariant, i describe current speed*/
  int currentSpeed; 
  
  public void setCurrentSpeed(int[] accelerations) {
    currentSpeed = Arrays.stream(accelerations).sum();
  }
  
  /**i describe current speed*/
  public int getCurrentSpeed() {
    return currentSpeed;
  }
  
  /**i describe within speed limit*/
  public boolean isWithinSpeedLimit() {
    return getCurrentSpeed() <= SPEED_LIMIT; 
  }
  
}