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Jul 2nd, 2021
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  1. package com.softuni;
  2.  
  3. import java.util.Arrays;
  4. import java.util.List;
  5. import java.util.Scanner;
  6. import java.util.stream.Collectors;
  7.  
  8. public class TheLift {
  9. public static void main(String[] args) {
  10. Scanner scanner = new Scanner(System.in);
  11. int peopleInQueue = Integer.parseInt(scanner.nextLine());
  12. String[] userInput = scanner.nextLine().split(" ");
  13.  
  14. int[] liftCabins = Arrays.stream(userInput).mapToInt(Integer::parseInt).toArray();
  15. // List<Integer> liftCabinsList = Arrays.stream(userInput).map(Integer::parseInt).collect(Collectors.toList());
  16.  
  17. for (int i = 0; i < liftCabins.length; i++) {
  18. //Влизат хора от опашката
  19. int peopleInCabin = liftCabins[i];
  20. int freeSpace = 4 - peopleInCabin;
  21.  
  22. if(peopleInCabin == 4){
  23. continue;
  24. }
  25.  
  26. if(freeSpace >= peopleInQueue){
  27. liftCabins[i] = liftCabins[i] + peopleInQueue;
  28. peopleInQueue = 0;
  29. //tUK
  30. break;
  31. }
  32.  
  33. liftCabins[i] = 4;
  34. peopleInQueue = peopleInQueue - freeSpace;
  35. }
  36.  
  37. boolean hasEmptySeats = false;
  38. for (int peopleInCabin : liftCabins) {
  39. if(peopleInCabin < 4){
  40. hasEmptySeats = true;
  41. break;
  42. }
  43. }
  44.  
  45.  
  46. if(hasEmptySeats){
  47. System.out.println("The lift has empty spots!");
  48. } else if (!hasEmptySeats && peopleInQueue!=0){
  49. System.out.printf("There isn't enough space! %d people in a queue!%n", peopleInQueue);
  50. }
  51. // нямаме свободни места, но и хората в опашката са свършили
  52. Arrays.stream(liftCabins).forEach(e -> System.out.print(e + " "));
  53. }
  54. }
  55.  
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