More Problems

• Check if the product of the elements at prime indices in a 2D matrix is a prime number.
• Find the row in a 2D matrix where the product of the diagonal elements is the smallest.
• Find the column in a 2D matrix where the sum of the diagonal elements is the largest.
• Check if all elements in an array are multiples of the index of the largest element.
• Check if all elements in an array are multiples of the index of the smallest element.
• Find the number of subarrays where the sum of elements is a multiple of 2 and 3.
• Find the number of subarrays where the product of elements is a multiple of 4 and 5.
• Find the longest contiguous subarray where all elements are greater than the average of the entire array.