@alongo

import java.util.Arrays; import java.util.List; interface CalculationInt { public int calculate(List<Person> persons); } interface CalculationDouble { public double calculate(List<Person> persons);

import java.util.Arrays; import java.util.List; interface CalculationInt { public int calculate(List<Person> persons); } interface CalculationDouble { public double calculate(List<Person> persons);

import java.util.Arrays; import java.util.List; interface CalculationInt { public int calculate(List<Person> persons); } interface CalculationDouble { public double calculate(List<Person> persons);

import java.util.Arrays; import java.util.List; interface CalculationInt { public int calculate(List<Person> persons); } interface CalculationDouble { public double calculate(List<Person> persons);

import java.util.Arrays; import java.util.List; class Info { private Double distanceKm; private Double fuel; public Info(Double distanceKm, Double fuel) { this.distanceKm = distanceKm; this.fuel = fuel;

import java.util.ArrayList; import java.util.Arrays; import java.util.List; class PersonConverter { public static PersonDto toDto(PersonDto dto, PersonEntity entity) { dto.setName(entity.getName()); dto.setAge(entity.getAge()); return dto; }

import java.util.*; import java.lang.*; import java.io.*; // The main method must be in a class named "Main". class Main { public static void main(String[] args) { int[] array1 = new int[] {1, 2}; int[] array2 = new int[] {3, 4, 5}; for(int i : mergeArrays(array1, array2)){