More Problems

• Find the number of elements in an array that are divisible by both 9 and 18.
• Check if the sum of the first half of elements in an array is smaller than the sum of the second half.
• Check if the product of the first half of elements in an array is greater than the product of the second half.
• Find the row in a 2D matrix where the sum of elements is smaller than the product of all other rows.
• Find the column in a 2D matrix where the product of elements is larger than the sum of all other columns.
• Check if the sum of all boundary elements in a square 2D matrix is greater than the sum of all inner elements.
• Check if the product of all boundary elements in a square 2D matrix is smaller than the product of all inner elements.
• Find the longest contiguous subarray where the sum of elements is smaller than the sum of their digit sum.