0=无穷大 0 (27)<br />

0 (27)

0 (5)<br />

0 (5)

0 (25)<br />

0 (25)

0 (10)<br />

0 (10)

0 (20)<br />

0 (20)

0 (19)<br />

0 (19)

0 (24)<br />

0 (24)

0 (22)<br />

0 (22)

0 (26)<br />

0 (26)

0 (6)<br />

0 (6)

0 (23)<br />

0 (23)

0<br />

0

0 (4)<br />

0 (4)

0 (17)<br />

0 (17)

0 (16)<br />

0 (16)

0 (18)<br />

0 (18)

0 (8)<br />

0 (8)