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230问答网 > 一次一把钥匙开一把锁,现在有三把钥匙,三把锁,但不知道哪把钥匙开哪把锁

一次一把钥匙开一把锁,现在有三把钥匙,三把锁,但不知道哪把钥匙开哪把锁

2025-04-02 04:47:49

推荐回答（1个）

回答1：

1.随便一把钥匙试开三把锁（问最多多少次，假设第一次拿的钥匙是第三把锁的）共三次，找到一把锁的钥匙，还剩两把钥匙两把锁。
2.再拿另一把钥匙（假设是能开第二把锁的钥匙）公开两次，打开另一把锁。
3.最后剩的钥匙就是最后的锁。
最多共5次就可得出哪把钥匙开哪把锁

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