| ანა | თარიღი: ხუთშაბათი, 2008-10-02, 5:28 PM | შეტყობინება # 1 |
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| 2. Around a circle, we have written n numbers each either 0 or 1 and one of these n numbers is underlined. In each round, we can do one of the below :
i) Remove the line below the underlined number and underline one of the numbers next to it.
ii) Change the underlined number from 0 to 1 and vice versa.
Find the least number of rounds needed so that we can change any first condition to another.
W I T H O U T S I G N A T U R E
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