More Problems

• Find the sum of elements at indices that are multiples of 3 in an array.
• Check if all elements in a 2D matrix are distinct.
• Find the product of all elements in the main diagonal of a 2D matrix.
• Find the product of all elements in the secondary diagonal of a 2D matrix.
• Check if an array contains any elements that are perfect cubes.
• Find the maximum element in an array that is a perfect cube.
• Find the number of elements in an array that are both prime and divisible by 2.
• Find the number of subarrays where the sum of the elements is divisible by 3.