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这个题目的距离是必须经过中转点两个距离相加连接吧如果 A（6，0） B（9，0） 同连接在 S1（0， 0） 那么这个距离是 6 + 9 = 15 还是 9 - 6 = 3 ？？ Followed by: Post your reply here: |
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