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Tag Archives: HashSet

Given a string str of lowercase English alphabets and an integer m. The task is to count how many positions are there in the string… Read More
Given a string str, the task is to make the string empty with the given operation. In a single operation, you can pick some characters… Read More
Given an array arr[], the task is to find the sum of all those elements from the given array whose square root is present in… Read More

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