More Problems

• Check if an array can be rearranged such that all even numbers appear before odd numbers using a two-pointer approach.
• Find the longest subarray where the sum of the elements is a multiple of the sum of their indices.
• Check if the array contains a subarray with an odd sum using hashing.
• Given an array, find the minimum number of operations required to make all elements distinct using only increments.
• Find the number of subarrays where the sum of elements is equal to the product of the elements.
• Rearrange an array such that the elements form a palindrome by making at most one adjacent swap.
• Find the number of subarrays where the sum of elements is divisible by their index.
• Check if an array can be rearranged into a zigzag pattern such that arr[0] ≤ arr[1] ≥ arr[2] ≤ arr[3]…