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Raunak and AlphaSet

Raunak isn't very good with the English Alphabet. He is given an input string S and an integer N. He asks you to help him find all the number of ordered sets of size N such that the number of alphabets between them in the given string is same as that in the English Alphabet. Input : The first line of the input contains an integer T denoting the number of test cases. The description of the T tes

HINT LADDERno hints yet
L1 Observation
L2 Technique
L3 Approach
L4 Pseudo-code
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L5 Full solution
L5 unlocks only if you insist twice
solution.cppC++17

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