完了済

Question10-InstanceAndClass/src/main/java/Car.java

@@ -0,0 +1,19 @@
+
+public class Car {
+	
+	String color;
+	int gasoline;
+	
+	public int run() {
+		
+		this.gasoline--;
+		
+		if (this.gasoline>=0) {
+			return (int)(Math.random()*15+1) ;
+		} else {
+			return -1;
+		}
+		
+	}
+
+}