import java.util.ArrayList; import java.util.List; import java.util.Scanner; public class Main { public static void main(String[] args) { Scanner scanner = new Scanner(System.in); int firstNumber = scanner.nextInt(); int secondNumber = scanner.nextInt(); System.out.print(firstNumber - secondNumber); } } ๊ฐ๋จํ๊ฒ ํ์ด๋ณด๋ฉด ์ด๋ ์ต๋๋ค. import java.util.ArrayList; import java.util.List; import java.util.Scanner;..