Admins are not replying to my query in comment section of third problem …please anyone help me by replying.
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Chef is only interested in finding which of the characters in the range ‘A’ to ‘Z’ can possibly be picked this way.
Also, If you start picking like what you are interpreting then size of your string can exceed 10^10, how will you store it?
We replied to questions which asked a similar question. Please keep taking a look whether someone else asked a similar question.