More Problems

• Find the number of elements in a 2D matrix that are composite numbers.
• Check if all rows in a 2D matrix are palindromes.
• Check if all columns in a 2D matrix are palindromes.
• Find the sum of elements in the first k rows of a 2D matrix.
• Find the product of elements in the first k columns of a 2D matrix.
• Check if the difference between the sum of elements in each row of a 2D matrix is constant.
• Check if the difference between the product of elements in each column of a 2D matrix is constant.
• Find the row in a 2D matrix that contains only positive prime numbers.