(4*.5)+(6*.3)+(8*.2) code example

Example 1: what is 5+5

var sum = 5+5;
console.log(sum);
//10

Example 2: 2+2=5

import java.lang.reflect.Field;

public class Main {
    public static void main(String[] args) throws Exception {
        Class cache = Integer.class.getDeclaredClasses()[0];
        Field c = cache.getDeclaredField("cache");
        c.setAccessible(true);
        Integer[] array = (Integer[]) c.get(cache);
        array[132] = array[133];
        System.out.printf("%d",2 + 2);
    }
}