More Problems

• Find the longest contiguous subarray where all elements are powers of 3.
• Find the row in a 2D matrix where the sum of all prime numbers is the largest.
• Find the column in a 2D matrix where the product of all composite numbers is the smallest.
• Check if all elements in a 2D matrix are multiples of a given number m.
• Find the sum of the first n elements in each row of a 2D matrix.
• Find the product of the first n elements in each column of a 2D matrix.
• Check if the sum of elements in the boundary of a 2D matrix is divisible by a given number k.
• Check if the product of elements in the inner part of a 2D matrix is a multiple of a given number z.