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  1. class Main
  2. {
  3. 	public static void main (String[] args) throws java.lang.Exception
  4. 	{
  5. 		java.util.Scanner i = new java.util.Scanner(System.in);
  6. 		int b1 = i.nextInt();
  7. 		int b2 = i.nextInt();
  8. 		int b3 = i.nextInt();
  9. 		if ((b1 + b2 + b3) % 3 != 0) {
  10. 			System.out.println("IMPOSSIBLE");
  11. 		}
  12. 		else {
  13. 			int average; // среднее арифметическое
  14. 			int count = 0; // наименьшее количество пассажиров, которое требуется пересадить
  15. 			average = (b1 + b2 + b3) / 3;
  16. 			if (b1 > average) count += b1 - average;
  17. 			if (b2 > average) count += b2 - average;
  18. 			if (b3 > average) count += b3 - average;
  19. 			System.out.println(count);
  20. 		}
  21. 	}
  22. }
Success #stdin #stdout 0.14s 35280KB
comments (?)
stdin
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6 7 4
stdout
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IMPOSSIBLE
https://ideone.com/TuhRkn
java такси
language:
Java (HotSpot 12)
created:
4 years ago
visibility:
secret

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