if == " main ": test_cases = [ "12*3.5+2", "15% of 200", "avg(4,8,12)", "tip(45.80,15)", "split(120,4)" ] for case in test_cases: print(f"case → evaluate(case)")
The Quick Dash Calculator (QDC) is a minimalistic, low-latency computational tool designed for users who need immediate arithmetic results without opening a full-featured calculator application or spreadsheet. It combines basic arithmetic operations with pre-defined “dashboard” formulas (e.g., percentages, averages, unit conversions) accessible via a single text input or keyboard shortcut. This paper presents the design requirements, core algorithm, user interface principles, and sample implementation of a QDC, along with performance benchmarks and use cases in data entry, financial estimation, and educational settings. quick dash calculator