
Badal Arya
@badalarya2802
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SDE + Instructor @ NST. For validation, Expert (1800) at CodeForces, 5* on CC and Obviously $ Fan. I make YouTube videos sometimes.
Mt. Ahir
Joined May 2022
We going good. Thinking of making a video on roadmap to CP(there is no such roadmap though so I will rant about how to practice) and another one on Binary Search.
Crossed 100 subscribers already and I think I’m gonna give some more to YouTube. So please drop any topic which you would like me to cover 🌝
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We only need to know whether a letter has an odd or even occurrence in the range. Now you can map the letters to the corresponding bit of the number. This means 'a' will trigger the 1st bit of the number, 'b' will trigger the 2nd bit of the number, and so on. So whenever I get.
Given a string s of length n consisting or lowercase alphabets and multiple queries of type l to r, you need to find out whether you can rearrange letters in that range to make palindrome or not. Expected TC: O(queries).Expected SC: O(n).
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What is the justification for not allowing returns for your product @littleboxindia ? .So dumb of someone in this time 🥲.
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