if ステートメントで互換性のない型のエラー メッセージが表示されます。変数「answer」と「input2」はどちらも整数であるため、この 2 つがどのように互換性がないのかわかりません。どんな助けや洞察も大歓迎です！
public static void addingGame()
{
System.out.print("\n");
System.out.println("********* Part 2: Adding Numbers **********");
System.out.print("\n");
Scanner inputReader = new Scanner(System.in);
System.out.print("Would you like to add some numbers?(y/n)");
String input = inputReader.next();
while (!input.equals("y") && !input.equals("n"))
{
System.out.print("I need a y/n: ");
input = inputReader.next();
}
while (input.equals("y"))
{
Random numberGenerator = new Random();
int randomNumber1 = numberGenerator.nextInt(10);
int randomNumber2 = numberGenerator.nextInt(10);
int answer = ((randomNumber1) + (randomNumber2));
System.out.print( randomNumber1 + " + " + randomNumber2 + " =: ");
int input2 = inputReader.nextInt();
if (answer = input2)
{
System.out.print("Right! " + answer + " is the answer.");
}
else
{
System.out.print("Sorry, " + answer + " is the answer.");
}
System.out.print("Would you like to play again?(y/n)");
input = inputReader.next();
while (!input.equals("y") && !input.equals("n"))
{
System.out.print("Sorry - I need a y/n: ");
input = inputReader.next();
}
}
System.out.print("\n");
System.out.print("Thanks - Let's move on to Part 3...");