More Problems

• Find the longest subarray where the sum of the elements is equal to a given number x.
• Check if all elements in an array are powers of 5.
• Find the difference between the sum of the prime numbers and the sum of the composite numbers in an array.
• Find the sum of elements at indices that are multiples of 3 in an array.
• Check if all elements in a 2D matrix are distinct.
• Find the product of all elements in the main diagonal of a 2D matrix.
• Find the product of all elements in the secondary diagonal of a 2D matrix.
• Check if an array contains any elements that are perfect cubes.