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Discussion of Problem 1654. Cipher Message

Hints
Posted by Nguyen Khac Tung 10 Aug 2011 11:07
Use stack for those who know what stack means.

For those who don't , take a look at this:

n++;
cin>>a[n];
if (a[n]==a[n-1]) n-=2;
Re: Hints
Posted by Bogatyr 4 Oct 2012 04:21
Nice!