题解 | #自守数#
https://www.nowcoder.com/practice/88ddd31618f04514ae3a689e83f3ab8e
n = input()
count = 0
for i in range(eval(n)+1):
lenth = len(str(i))
num = i**2
if str(num)[-lenth:] == str(i):
count += 1
print(count)https://www.nowcoder.com/practice/88ddd31618f04514ae3a689e83f3ab8e
n = input()
count = 0
for i in range(eval(n)+1):
lenth = len(str(i))
num = i**2
if str(num)[-lenth:] == str(i):
count += 1
print(count)相关推荐