Count elements in range in sorted matrix

Maximum Beauty of an Array After Applying Operation

Find Longest Special Substring That Occurs Thrice 2

Find Longest Special Substring That Occurs Thrice 1

Special Array 2

Minimum Limit of Balls in a Bag

Maximum Number of Integers to Choose From a Range 1

Find Building Where Alice and Bob Can Meet

Rotating the Box Problem

Count Unguarded Cells in the Grid Problem

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