题解 | 自守数
自守数
https://www.nowcoder.com/practice/88ddd31618f04514ae3a689e83f3ab8e
import sys ns = int(input()) count = 0 for n in range(0,ns+1): nn = n*n sn = str(n) snn= str(nn) if snn[-len(sn):] == sn: count += 1 print(count)
暴力
自守数
https://www.nowcoder.com/practice/88ddd31618f04514ae3a689e83f3ab8e
import sys ns = int(input()) count = 0 for n in range(0,ns+1): nn = n*n sn = str(n) snn= str(nn) if snn[-len(sn):] == sn: count += 1 print(count)
暴力
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