More Problems

• Find the longest contiguous subarray where the product of elements is divisible by both 9 and 15.
• Check if the sum of all elements in the boundary of a 2D matrix is a perfect square.
• Check if the product of all elements in the boundary of a 2D matrix is a perfect cube.
• Find the number of elements in an array that are divisible by both 10 and 20.
• Find the number of elements in an array that are divisible by both 11 and 21.
• Find the row in a 2D matrix where the sum of the elements is a perfect square.
• Find the column in a 2D matrix where the product of the elements is a perfect cube.
• Check if the sum of elements at odd indices in an array is greater than the sum of elements at even indices.