Split the Array to Make Coprime Products

The kth Factor of n

Tree of Coprimes

Ugly Number III

Most Expensive Item That Can Not Be Bought

Minimum Split Into Subarrays With GCD Greater Than One

Minimum Subarrays in a Valid Split

Maximum Matrix Sum

Count Unguarded Cells in the Grid

Find the Power of K-Size Subarrays 1

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