Problem presented: 17. Looking for the signs of civilization

	Reporter	Opponent	Reviewer
	Australia -- Yung Kwan Goddard Lee	Germany -- Nicolas Christophel	Greece -- Grigorios Magkos

Jury member	Grade Reporter	Grade Opponent	Grade Reviewer
Alonso Botero	6.00	6.00	7.00
José Bico	5.00	7.00	7.00
Masoud Torabiazad	4.00	5.00	5.00
Thomas Flynn	3.00	7.00	7.00
Vladimir Vanovskyi	3.00	6.00	6.00
MEAN*	4.50	6.50	6.75

*Best(s) and worst(s) grade(s) are removed from the mean according to the number of jury members. The multiplicative role coefficient is not taken into account here.

Tactical rejections:

5. Cracks on the glass

4. Ferromagnetic sea

13. Cross-talking metronomes

Eternal rejection:

2. The torque

Eternal rejection:

10. Water bomb

Unavailable problems:

11. True quantum randomizer has been presented earlier by the Reporter

12. Half-empty bottle has been presented earlier by the Reporter

1. Popsicle stick cobra has been presented earlier by the Reporter

1. Popsicle stick cobra has been opposed earlier by the Opponent

11. True quantum randomizer has been opposed earlier by the Opponent

6. The "Silencer" has been opposed earlier by the Opponent

7. Greenhouse effect has been presented earlier by the Opponent

8. Drop-jumping-jack has been presented earlier by the Opponent

9. Sultry day has been presented earlier by the Opponent