题解 | #自守数#
自守数
https://www.nowcoder.com/practice/88ddd31618f04514ae3a689e83f3ab8e
def f1(n): return str(n ** 2).endswith(str(n)) print(sum([f1(n) for n in range(int(input()) + 1)]))
自守数
https://www.nowcoder.com/practice/88ddd31618f04514ae3a689e83f3ab8e
def f1(n): return str(n ** 2).endswith(str(n)) print(sum([f1(n) for n in range(int(input()) + 1)]))
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