题解 | #挑7#可还行
挑7
http://www.nowcoder.com/practice/ba241b85371c409ea01ac0aa1a8d957b
while True: try: n = int(input()) num = 0 for i in range(1,n+1): if i % 7 == 0: num += 1 elif str(i).count("7"): num += 1 print(num)
except:
break
挑7
http://www.nowcoder.com/practice/ba241b85371c409ea01ac0aa1a8d957b
while True: try: n = int(input()) num = 0 for i in range(1,n+1): if i % 7 == 0: num += 1 elif str(i).count("7"): num += 1 print(num)
except:
break
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