More Problems

• Check if an array can be rearranged such that every element is divisible by the element before it.
• Find the minimum number of elements to remove from an array to make all remaining elements form an arithmetic progression.
• Find the number of ways to partition an array into k subarrays where the sum of elements in each subarray is a multiple of k.
• Check if an array can be rearranged into a strictly increasing sequence by reversing at most one subarray.
• Find the number of subarrays where the product of elements is divisible by their index.
• Check if an array is a palindrome using a two-pointer approach.
• Find the number of ways to partition an array into two subarrays where the sum of elements in one subarray is a multiple of the sum of elements in the other.
• Find the longest subarray where all elements are greater than or equal to the average of the array.