質問編集履歴
1
解決
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### 前提・実現したいこと
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mainクラスにPlaneクラス・BulletTrainクラスのspeedの値を渡したい。
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### 発生している問題・エラーメッセージ
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```
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エラー: シンボルを見つけられません
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int speed = player1.getSpeed();
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^
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シンボル: メソッド getSpeed()
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場所: タイプPlayerの変数 player1
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```
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### 該当のソースコード
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```ここに言語名を入力
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class Viecle {
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protected String name;
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protected int gas;
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public Viecle(String n, int g) {
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name = n;
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gas = g;
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}
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public Viecle() {
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name = "";
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gas = 0;
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}
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}
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```
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```
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abstract class Player extends Viecle {
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public Player(String n, int g) {
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super(n, g);
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}
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abstract void play(Player p);
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}
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```
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```
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class Plane extends Player {
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protected int speed;
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public Plane(String n, int g) {
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super(n, g);
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}
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public int getSpeed() {
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return speed;
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}
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public void play(Player p) {
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speed = (int) (Math.random()*10)+1;
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}
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}
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```
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```
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class BulletTrain extends Player {
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protected int speed;
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public BulletTrain(String n, int g) {
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super(n, g);
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}
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public int getSpeed() {
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return speed;
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}
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public void play(Player p) {
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speed = (int) (Math.random()*7)+1;
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}
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}
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```
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```
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class Sample {
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public static void main(String[] args) {
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Player player1 = new Plane("1号", 200);
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Player player2 = new BulletTrain("2号", 150);
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int speed = player1.getSpeed();
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player1.play(player2);
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System.out.println(speed);
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}
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}
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```
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7
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### 補足
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164
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165
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エラー解決にアドバイスと仕組みを教えていただけると幸いです。
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166
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よろしくお願いいたします。
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