More Problems

• Write a program to find the maximum product of three numbers in an array.
• Write a program to implement a simple budgeting application.
• Write a program to check if a string is a valid date in the format DD-MM-YYYY.
• Write a program to find the smallest number in a 2D array.
• Write a program to check if a string contains balanced parentheses using a function.
• Write a program to calculate the area of a triangle given its base and height.
• Write a program to find the first unique word in a sentence.
• Write a program to implement a simple contact management application with search functionality.