More Problems

• Write a program to calculate the product of all digits in a number.
• Implement a function to find the maximum number in an array.
• Create a program to calculate the number of even and odd numbers in an array.
• Write a program to determine the sum of the first n natural numbers.
• Implement a function to calculate the average of an array of floats.
• Create a program to find the minimum number of coins needed for change.
• Write a program to check if a number is a perfect number.
• Implement a function to calculate the area of a triangle given its base and height.