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desislava_topuzakova

01. Train

Jun 19th, 2021
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Java 1.76 KB | None | 0 0
  1. import java.util.ArrayList;
  2. import java.util.Arrays;
  3. import java.util.List;
  4. import java.util.Scanner;
  5. import java.util.stream.Collectors;
  6.  
  7. public class Main {
  8.     public static void main(String[] args) {
  9.         Scanner scanner = new Scanner(System.in);
  10.         //"32 54 21 12 4 0 23" -> ["32", "54", "21", "12", "4", "0", "23"]
  11.         List<Integer> wagons = Arrays.stream(scanner.nextLine().split(" ")).map(Integer::parseInt).collect(Collectors.toList());
  12.         int maxCapacity = Integer.parseInt(scanner.nextLine()); //макс брой пасажери във всеки един вагон
  13.  
  14.         String command = scanner.nextLine();
  15.         while(!command.equals("end")) {
  16.             //"Add {passengers}" -> ["Add", "5"]
  17.             //"{passengers}" -> ["45"]
  18.             String[] commandData = command.split(" ");//["Add", "5"] или ["45"]
  19.             if (commandData[0].equals("Add")) {
  20.                 //команда Add
  21.                 int passengers = Integer.parseInt(commandData[1]);
  22.                 wagons.add(passengers);
  23.             } else {
  24.                 //команда -> число
  25.                 int passengersToAdd = Integer.parseInt(commandData[0]);
  26.                 for(int index = 0; index < wagons.size(); index++) {
  27.                     int currentWagon = wagons.get(index);
  28.                     if(currentWagon + passengersToAdd <= maxCapacity) {
  29.                         wagons.set(index, currentWagon + passengersToAdd);
  30.                         break;
  31.                     }
  32.                 }
  33.             }
  34.  
  35.             command = scanner.nextLine();
  36.         }
  37.  
  38.         for (int wagon : wagons) {
  39.             System.out.print(wagon + " ");
  40.         }
  41.  
  42.         //wagons.forEach(wagon -> System.out.print(wagon + " "));
  43.  
  44.     }
  45. }
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