Discussion @ 1574. Mathematicians and brackets @ Timus Online Judge

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Discussion of Problem 1574. Mathematicians and brackets

example 2 why 2?

Posted by Catalin Pol 13 Oct 2007 14:38

)()( -> ()() with only one cyclic shift

Re: example 2 why 2?

Posted by Peter Savelyev 13 Oct 2007 20:01

Shift for 1 and shift for 3.

Re: example 2 why 2?

Posted by Nerlin 21 Sep 2009 22:59

i can't understand, can u explain it ?