Baekjoon-12851-숨바꼭질 2
27 Sep 2022N,K = map(int, input().split())
queue = [N]
visited = [[-1,0] for _ in range(int(1e5+1))] # 걸린 시간, 경우의 수
visited[N][0] = 0
visited[N][1] = 1
while queue:
pos = queue.pop(0)
for i in [pos+1, pos-1, 2*pos]:
if 0 <= i <= int(1e5):
if visited[i][0] == -1:
visited[i][0] = visited[pos][0] + 1
visited[i][1] = visited[pos][1]
queue.append(i)
else:
if visited[i][0] == visited[pos][0]+1:
visited[i][1] += visited[pos][1]
print(visited[K][0])
print(visited[K][1])