Count number of different characters for every substring in a string w/ another string
Difference between en3 and en4, changed 39 character(s)
The title prolly ain't clear at all. You are given a string $s$ and a string $t$. For every substring $s$ of length $|t|$, you are to find the number of different characters between the substring of $s$ and $t$ in $O(n)$ or less. It is guaranteed that $|t| \le |s|$.↵
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Example:↵
s: abac↵
t: ag↵
output: [1, 2, 1]↵
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s: adfjaasd↵
t: asdf↵
output: [3, 4, 4, 4, 4]↵
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Don't just downvote, tell me where I should improve or what the answer to my question is. Pls, my contribution is already too low (-75).↵
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Problem statement: [problem:1196D2]

History

 
 
 
 
Revisions
 
 
  Rev. Lang. By When Δ Comment
en6 English Qualified 2020-11-12 21:33:28 2 Tiny change: ' 4, 4, 4, 4]\n\nDon't' -> ' 4, 4, 4, 3]\n\nDon't'
en5 English Qualified 2020-11-12 17:22:19 13 Tiny change: 't$ in $O(n)$ or less' -> 't$ in $O(nlog(n))$ or less'
en4 English Qualified 2020-11-12 16:22:39 39 Tiny change: 'low (-75).' -> 'low (-75).\n\nProblem statement: [problem:1196D2]'
en3 English Qualified 2020-11-12 05:16:58 140
en2 English Qualified 2020-11-12 01:32:07 18 Tiny change: 's$ and $t$. It is gu' -> 's$ and $t$ in $O(n)$ or less. It is gu'
en1 English Qualified 2020-11-12 01:31:11 430 Initial revision (published)