Hackerrank 레벨업하기
문제
Beautiful Days at the Movies
def beautifulDays(i, j, k):
count = 0
days = list(range(i, j+1))
for i in days:
rev = list(str(i))
rev.reverse()
diff = abs(int(''.join(rev)) - i)
if diff % k ==0:
count += 1
return count
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