Add Dynamic Programming Most Frequent Pattern Questions.

[Nzarite]

[iamakthecoder]

Hey! I would like to work on this. Will you please assign it to me? @Nzarite

[akshaygidwani404]

Hi @Nzarite! I would like to contribute to this issue. Do assign it to me.

[Pulkitt23]

hi @Nzarite I want to contribute to this issue.
Please assign it to me.

[Nzarite]

This issue will be open for further addition of questions on dynamic programming.