Создать классовую диаграмму из кода Java

import java.util.*;
public class MathOperations {

	public static void main(String[] args) {
		int num1,num2;
		Scanner sc = new Scanner(System.in);
		
		System.out.print("Input first number : ");
		num1 = sc.nextInt();
		System.out.print("Input second number : ");
		num2 = sc.nextInt();
		
		System.out.println(num1 + " + " + num2 + " = " + (num1 + num2));
		System.out.println(num1 + " - " + num2 + " = " + (num1 - num2));
		System.out.println(num1 + " x " + num2 + " = " + (num1 * num2));
		System.out.println(num1 + " / " + num2 + " = " + (num1 / num2));
		System.out.println(num1 + " mod " + num2 + " = " + (num1 % num2));
	}

}
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