题解 | 挑7
挑7
https://www.nowcoder.com/practice/ba241b85371c409ea01ac0aa1a8d957b
n = int(input()) cnt = 0 for i in range(1,n+1): if "7" in str(i) or i%7 == 0: cnt += 1 print(cnt)
挑7
https://www.nowcoder.com/practice/ba241b85371c409ea01ac0aa1a8d957b
n = int(input()) cnt = 0 for i in range(1,n+1): if "7" in str(i) or i%7 == 0: cnt += 1 print(cnt)
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