Dear brethren, If you guys were to give a CF based rating to today's GCJ qualification problems what would be? A, B, C, D, E?
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$$$A - 900$$$, $$$B - 1400$$$, $$$C - 1500$$$, $$$D - 1900$$$ and $$$E - 2100$$$
B's hidden test case was hard.(atleast for me)
C was definitely more than 1600.
dont know about D and E.
Actually the dp solution for B is very easy to implement, and you don't need to worry about case analysis. C was also much easier if we started backwards, and built our answer from that.
much easier if we started backwardsOh that's what she said.
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I meant recursive DP xD