sai1's blog

By sai1, history, 4 weeks ago, In English,

Can someone help me to solve this 346B - Lucky Common Subsequence

 
 
 
 
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4 weeks ago, # |
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Why don't you read the editorial http://codeforces.com/blog/entry/8903

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    4 weeks ago, # ^ |
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    I read it but I didn't understand the logic behind it.So thought someone would explain it in simple way.

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      4 weeks ago, # ^ |
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      dp[i][j][k] : max { length(s) : s is LCS of s1[0,i[ and s2[0,j[, suffix of s and virus share k chars }.

      use KMP to do the state transition.

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        4 weeks ago, # ^ |
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        Thanks.got some clarity now.