More Problems

• Find the longest contiguous subarray with elements that have alternating parity (odd and even).
• Find the number of contiguous subarrays where all elements are greater than the sum of their indices.
• Check if all elements in an array are Fibonacci numbers.
• Find the number of elements in an array that are both perfect squares and divisible by a given number.
• Find the number of elements in an array that are multiples of their index.
• Find the number of elements in an array that are divisible by both 2 and their index.
• Find the row in a 2D matrix that contains the most negative numbers.
• Count how many columns in a 2D matrix contain only prime numbers.