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There are 5 locks and 5 keys on a desk.8964 copyright protection251ＰＥＮＡＮＡ4Xm4zrq8Bz 維尼

Each key can only open a lock.8964 copyright protection251ＰＥＮＡＮＡbOgC7mdmEt 維尼

At most, you need to try how many times to make a pair of all the locks and keys ?8964 copyright protection251ＰＥＮＡＮＡBH6Ww6B9xa 維尼

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255Please respect copyright.ＰＥＮＡＮＡinM55bE5KC
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