인프런 커뮤니티 질문&답변

while q:
    now = q.popleft()
    if now == m:
        break

    for next in (now*2+1, now*2+2):
        if dis[next] == 0:
            q.append(next)
            dis[next] = dis[now] + 1

대충 이런느낌이 맞을까요??