题解 | #兔子的序列#
兔子的序列
https://www.nowcoder.com/practice/55fc2ebad3fd444bbb1754ba1b259762
from math import sqrt
len = int(input())
nums = map(int,input().split())
max = 0
for i in nums:
if int(sqrt(i)) ** 2 != i:
if max < i:
max = i
print(max)
