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I am finding a hard time solving Sherlock and Cost. it is given in dynamic programming section but i am not able to think it recursively or in a dp way ..... here's the link for the problem...
https://www.hackerrank.com/challenges/sherlock-and-cost/problem
can anyone tell how to approach the problem .. i know the fact that only 1 or the b[i] would be in the answer.!!!
