Analyze the time and space complexity of your solution. Compare your solution to others and identify areas for improvement.

Zero-based budgeting is a method of budgeting in which all expenses must be justified for each new period. It's used by companies but can be used by individuals as well.

AI tools like Google’s Veo 3 and Runway can now create strikingly realistic video. WSJ’s Joanna Stern and Jarrard Cole put them to the test in a film made almost entirely with AI.