Explanation is not given for this problem. Can you explain this problem by taking an example?
Doubt regarding Sanket and Strings problem
you can get a bit more explanation in this link:
https://hack.codingblocks.com/app/contests/1309/446/problem
other examples can be:
-
input: 4 aaabababaaab
output: 12 , as by changing all 4 b’s, you can convert all characters into a’s -
input: 2 aaabababaaab
output: 7, you can change first 2 b’s into a, or middle 2 b’s into a (but not last 2 b’s). you will get max 7 continuous a’s.
Thanks
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