More Problems

• Find the number of subarrays where the product of elements is a multiple of the number of elements in the subarray.
• Find the longest contiguous subarray where the sum of elements is divisible by both 2 and 5.
• Find the longest contiguous subarray where the product of elements is divisible by both 3 and 7.
• Check if all elements in an array are greater than or equal to their index squared.
• Check if all elements in an array are divisible by both the sum of their digits and their index.
• Find the row in a 2D matrix where the sum of prime numbers is greater than the sum of composite numbers.
• Find the column in a 2D matrix where the product of composite numbers is greater than the product of prime numbers.
• Check if the sum of all elements in an array is equal to the product of the first element and the last element.