Concert /Map <String, List<String>>/

package TechFundamentals;

import com.sun.source.tree.WhileLoopTree;

import java.sql.SQLOutput;
import java.util.*;
import java.util.logging.Level;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import java.util.spi.AbstractResourceBundleProvider;
import java.util.stream.Collectors;
import java.util.stream.IntStream;


public class array_temp {


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

        Map<String, List<String>> band = new LinkedHashMap<>();
        int totalSum = 0;
        while (!input.equals("start of concert")) {
            String[] tokens = input.split("; ");
            String command = tokens[0];
            String name = tokens[1];

            List<String> nameEndTime = band.get(name);
            if (command.equals("Play")) {
                int time = Integer.parseInt(tokens[2]);
                totalSum += time;
                if (!band.containsKey(name)) {
                    nameEndTime = new ArrayList<>();
                    nameEndTime.add(tokens[2]);
                    band.put(name, nameEndTime);
                } else {
                    if (Character.isDigit(band.get(name).get(0).charAt(0))) {
                        String firstListIndex = band.get(name).get(0);
                        int firstNum = time + (Integer.parseInt(firstListIndex));
                        String newFirstIndex = firstNum + "";
                        band.get(name).set(0, newFirstIndex);
                    } else {
                        band.get(name).add(0, tokens[2]);
                    }
                }

            } else {
                String[] tokensName = tokens[2].split(", ");
                for (int i = 0; i < tokensName.length; i++) {
                    if (!band.containsKey(name)) {
                        String nameToAdd = tokensName[i];
                        nameEndTime = new ArrayList<>();
                        nameEndTime.add(nameToAdd);
                        band.put(name, nameEndTime);
                    } else {
                        String nameTokens = tokensName[i];
                        for (int j = 0; j < band.get(name).size(); j++) {
                            if (!band.get(name).contains(nameTokens)) {
                                band.get(name).add(nameTokens);
                            }
                        }

                    }
                }

            }
            input = scanner.nextLine();
        }

        System.out.printf("Total time: %d%n", totalSum);
        band.entrySet().stream()
                .sorted((f, s) -> {
                    int one = Integer.parseInt(f.getValue().get(0));
                    int two = Integer.parseInt(s.getValue().get(0));
                    int sorted = two - one;
                    if (sorted != 0) {
                        return Integer.compare(two, one);
                    } else {
                        return f.getKey().compareTo(s.getKey());
                    }
                })
                .forEach(e -> {
                    System.out.printf("%s -> ", e.getKey());
                    for (String s : e.getValue()) {
                        System.out.println(s);
                        break;
                    }
                });
        String bandNameToPrint = scanner.nextLine();

        if (band.containsKey(bandNameToPrint)) {
            System.out.println(bandNameToPrint);
        }
        for (int i = 0; i < band.get(bandNameToPrint).size(); i++) {
            if (i != 0) {
                System.out.printf("=> %s%n", band.get(bandNameToPrint).get(i));
            }
        }

    }
}