题解 | #字符串字符匹配#
挑7
http://www.nowcoder.com/practice/ba241b85371c409ea01ac0aa1a8d957b
a=int(input())
x=0
for i in range(1,a+1):
if int(i)%7==0 or str(7) in str(i):
x+=1
print(x)
x=0
for i in range(1,a+1):
if int(i)%7==0 or str(7) in str(i):
x+=1
print(x)
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