package siken;

public class Tokuten {
	private static final
	int KAMOKUSU = 3;
	// 0〜100がOK
	private int kokugo;
	private int eigo;
	private int suugaku;

	public int sum(){
		return kokugo +
		eigo + suugaku;
	}
	public int ave(){
		return sum()/
		KAMOKUSU;
	}

	public int getKokugo() {
		return kokugo;
	}

	public void setKokugo(int kokugo) {
		if (kokugo >= 0 && kokugo <= 100) {
			this.kokugo = kokugo;
		} else {
			// 引数が不適切例外
			throw new IllegalArgumentException();
		}
	}

	public int getEigo() {
		return eigo;
	}

	public void setEigo(int eigo) {
		if (eigo >= 0 && eigo <= 100) {
			this.eigo = eigo;
		} else {
			// 引数が不適切例外
			throw new IllegalArgumentException();
		}
	}

	public int getSuugaku() {
		return suugaku;
	}

	public void setSuugaku(int suugaku) {
		if (eigo >= 0 && eigo <= 100) {
			this.suugaku = suugaku;

		} else {
			// 引数が不適切例外
			throw new IllegalArgumentException();
		}

	}

}//class