题解 | #挑7#
挑7
https://www.nowcoder.com/practice/ba241b85371c409ea01ac0aa1a8d957b
n = int(input())
count = 0
for i in range(1,n+1):
if i % 7==0 or '7' in str(i):
count += 1
print(count)
在py中if语句的条件判断有 and or,可以简化一下程序
挑7
https://www.nowcoder.com/practice/ba241b85371c409ea01ac0aa1a8d957b
n = int(input())
count = 0
for i in range(1,n+1):
if i % 7==0 or '7' in str(i):
count += 1
print(count)
在py中if语句的条件判断有 and or,可以简化一下程序
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