scores = int(input('Enter the number of scores: '))
inp = input('Enter the scores : ').split(' ')
array = []
new_list = []
max = 0

for i in inp:
    array.append(int(i))
array.sort()
for i in array:
    if scores < len(array) or scores > len(array):

        print('Number of Scores does not conform with the scores you input')
        break
    if scores not in range(2,11):
        break

    elif i > max:

        max = i
        new_list.append(max)
print(new_list[-2])