More Problems

• Check if the sum of elements at even indices in an array is divisible by the sum of elements at odd indices.
• Check if the product of elements at odd indices in an array is divisible by the product of elements at even indices.
• Find the longest contiguous subarray where the sum of elements is divisible by both 2 and 4.
• Find the longest contiguous subarray where the product of elements is divisible by both 3 and 6.
• Check if all elements in an array are divisible by the square of the first element.
• Check if all elements in an array are divisible by the cube of the last element.
• Find the row in a 2D matrix where the sum of prime numbers is smaller than the sum of composite numbers.
• Find the column in a 2D matrix where the product of composite numbers is smaller than the product of prime numbers.