PokemonDon'tGo

package ListsArraysExc;

import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import java.util.Scanner;
import java.util.stream.Collectors;

public class PokemonGo {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);

        List<Integer> pokemon = Arrays.stream(scanner.nextLine().split(" "))
                .map(Integer::parseInt)
                .collect(Collectors.toList());

        List<Integer> removed = new ArrayList<>();


        while (!pokemon.isEmpty()) {

            int indexToRemove = Integer.parseInt(scanner.nextLine());



            if (indexToRemove < 0) {

                removed.add(pokemon.get(0));
                int lastKeeper = pokemon.get(pokemon.size() - 1);
                pokemon.set(0, lastKeeper);

                int value = pokemon.get(0);



                for (int i = 0; i < pokemon.size(); i++) {

                    int currentValue = pokemon.get(i);

                    if (currentValue <= value) {

                        currentValue += value;
                        pokemon.set(i, currentValue);

                    } else {

                        currentValue -= value;
                        pokemon.set(i, currentValue);

                    }


                }


            } else if (indexToRemove > pokemon.size() - 1) {

                removed.add(pokemon.get(pokemon.size() - 1));
                int firstKeeper = pokemon.get(0);
                pokemon.set(pokemon.size() - 1, firstKeeper);


                int value = pokemon.get(0);



                for (int i = 0; i < pokemon.size(); i++) {

                    int currentValue = pokemon.get(i);

                    if (currentValue <= value) {

                        currentValue += value;
                        pokemon.set(i, currentValue);

                    } else {

                        currentValue -= value;
                        pokemon.set(i, currentValue);

                    }


                }

            } else {

                int value = pokemon.get(indexToRemove);
                pokemon.remove(indexToRemove);

                removed.add(value);


                for (int i = 0; i < pokemon.size(); i++) {

                    int currentValue = pokemon.get(i);

                    if (currentValue <= value) {

                        currentValue += value;
                        pokemon.set(i, currentValue);

                    } else {

                        currentValue -= value;
                        pokemon.set(i, currentValue);

                    }


                }


            }


        }


        int finalSum = 0;

        for (int i = 0; i < removed.size(); i++) {
            finalSum += removed.get(i);
        }

        System.out.println(finalSum);

    }
}