More Problems

• Check if all elements in a 2D matrix are multiples of the number of rows and columns.
• Find the number of elements in an array that are greater than both their neighbors.
• Find the number of elements in an array that are smaller than both their neighbors.
• Check if the sum of elements at the boundary of a 2D matrix is greater than the sum of inner elements.
• Check if the product of elements at the boundary of a 2D matrix is smaller than the product of inner elements.
• Find the number of subarrays where the sum of elements is divisible by the sum of indices.
• Find the number of subarrays where the product of elements is divisible by the product of indices.
• Check if the sum of the elements in the diagonal of a square 2D matrix is a perfect square.