Discussion @ 1225. Flags @ Timus Online Judge

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Discussion of Problem 1225. Flags

solution is here

Posted by Temirbay Miras 24 Dec 2014 14:38

f[] is an array of fibonacci numbers
cout << f[n] + f[n-1] + f[n-2];
except 1 and 2,
if (n == 1 || n == 2) cout << 2;

Re: solution is here

Posted by thugwaffle 14 Sep 2015 00:58

Can you explain why this works? I can't seem to draw a relationship with the fibonacci sequence from the problem statement.