More Problems

• Find the longest contiguous subarray where the sum of elements is divisible by both their index and the sum of the array.
• Find the longest contiguous subarray where the product of elements is divisible by both their index and the product of the array.
• Check if the sum of elements at even indices in an array is divisible by the sum of the odd-indexed elements.
• Check if the product of elements at odd indices in an array is divisible by the product of the even-indexed elements.
• Find the number of subarrays where the sum of elements is greater than the cube of their index sum.
• Find the number of subarrays where the product of elements is smaller than the square of their index product.
• Check if all elements in a 2D matrix are divisible by their row number and column number.
• Check if the sum of elements at prime indices in an array is greater than the sum of their digit sum.