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Questions about combinatorics on languages of words, that is how many sequences of symbols with certain properties there are.

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1 answer
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Find the total no. of strings ( len n ) possible given a set of sets of letters such that no...

This was an algorithm problem but I am having problems in formulating it. I have a certain approach but I do not know how to fully execute: Given 26 letters in total All possible strings of length n …
Aaryan BHAGAT's user avatar