Как делить в java

public class App {
    public static void main(String[] args) {
        double x = 5.0;
        double y = 2.0;
        double z = x / y;
        
        System.out.println(z); // => 2.5
        
        int a = 10;
        int b = 3;
        int result = a / b;
        int remain = a % b;

        System.out.println(result); // => 3
        System.out.println(remain); // => 1
    }
}