public class RaceCar {
	
	private String name;
	private double topTime;
	private double increase;
	
	public RaceCar(String name, double topTime, double increase) {
		this.name = name;
		this.topTime = topTime;
		this.increase = increase;
	}
	
	public double getLapTime(int lapNum) {
		return topTime + increase*lapNum;
	}
	
	public String toString() {
		return name;
	}
}