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DP philosophy
most of the time whenever i do dp problems.the editorial just say what to memoize.im kinda confused.why string dp requires the prefix of the previous and why in a grid we require the previous step?
can somebody kindly explain? this is the hardest thing about dp for me
| Rev. | Lang. | By | When | Δ | Comment | |
|---|---|---|---|---|---|---|
| en1 |
|
mac_n_cheese_pog | 2021-11-02 10:05:48 | 286 | Initial revision (published) |
