More Problems

• Find the sum of all prime numbers at even indices in an array.
• Find the number of elements in an array that are multiples of a given value n.
• Check if an array is sorted in strictly decreasing order.
• Count the number of prime elements in each row of a 2D array.
• Find the row with the most prime numbers in a 2D matrix.
• Find the smallest difference between any two elements in a 2D array.
• Find the maximum product of any three elements in an array.
• Check if the sum of elements in an array is a prime number.