Бурдюгова Мария, 321 SecondMax 1091			Абдул Гани Надим, 634 SecondMax 1492
n	1	max_num = float('-inf')	n	1	max1 = float('-inf')
	2	second_max = float('-inf')		2	max2 = float('-inf')
	3	while True:		3	while True:
	4	num = int(input())		4	num = int(input())
	5	if num == 0:		5	if num == 0:
	6	break		6	break
t	7	if num > max_num:	t	7	if num > max1:
	8	second_max = max_num		8	max2 = max1
	9	max_num = num
	10	elif num > second_max and num != max_num:
	11	second_max = num		9	max1 = num
				10	elif num > max2 and num < max1:
				11	max2 = num
	12	if second_max != float('-inf'):		12	if max2 != float('-inf'):
	13	print(second_max)		13	print(max2)
	14	else:		14	else:
	15	print('NO')		15	print('NO')

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