desislava_topuzakova

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Sep 16th, 2021
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  1. package StackAndQueue;
  2.  
  3. import java.util.ArrayDeque;
  4. import java.util.Collections;
  5. import java.util.List;
  6. import java.util.Scanner;
  7.  
  8. public class demo {
  9. public static void main(String[] args) {
  10. Scanner scanner = new Scanner(System.in);
  11. //1. всички числа да ги сложа в стек
  12. //2. вадя числата от стека -> стоп: стекът стане празен
  13.  
  14. //"1 2 3 4 5"
  15. String [] inputNumbers = scanner.nextLine().split("\\s+"); //["1", "2", "3", "4", "5"]
  16. ArrayDeque<String> stack = new ArrayDeque<>();
  17.  
  18. for (String number : inputNumbers) {
  19. stack.push(number);
  20. }
  21.  
  22. while(!stack.isEmpty()) {
  23. System.out.print(stack.pop() + " ");
  24. }
  25. }
  26. }
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