Min Window Substring

[wistrasy]

I added an algorithm to the strings subfolder that finds the smallest substring of a given string that contains all of the characters in another given string.

[algorithms-keeper]

Closing this pull request as invalid

@wistrasy, this pull request is being closed as none of the checkboxes have been marked. It is important that you go through the checklist and mark the ones relevant to this pull request. Please read the Contributing guidelines.

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