Maximum Area of Longest Diagonal Rectangle

Maximum Balanced Subsequence Sum

Minimum Number of Moves to Make Palindrome

Number of Pairs Satisfying Inequality

Peaks in Array

Queries on a Permutation With Key

Find the Index of Permutation

Maximum Number of Intersections on the Chart

Maximum Profitable Triplets With Increasing Prices I

Maximum Profitable Triplets With Increasing Prices II

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