def read():
	line = readline()
	assert line[-1] == "\n"
	assert line.strip() == line
	return line[:-1]

n = int(read())

assert 1 <= n <= 2 * 10 ** 5

A = [*map(int, read().split())]
assert len(A) == n
assert all(1 <= a <= 10**18 for a in A)

try:
	input()
	assert False
except EOFError:
	pass