Calculator 90

Authentic Retro Computing Experience

Features

Authentic 90s Design: Beveled buttons and LED-style display
Full Memory Support: MS (Memory Store), MR (Memory Recall), MC (Memory Clear)
Keyboard Support: Use your keyboard for all inputs
Sound Effects: Retro beeps for authentic computing nostalgia
Error Handling: Division by zero protection and overflow detection
Precision Math: Handles decimals and negative numbers

Keyboard Shortcuts

Key	Action
0-9	Number input
+ - * /	Operators
Enter or =	Calculate
Escape	Clear All
Delete	Clear Entry
Backspace	Delete last digit
. (period)	Decimal point

╔══════════════════════════════════════════════╗ ║ CALCULATOR STATUS ║ ║ ║ ║ [●] Basic Arithmetic [●] Memory ║ ║ [●] Decimal Support [●] Keyboard ║ ║ [●] Sound Effects [●] Error Handling ║ ║ ║ ║ Calculations Performed: 0 ║ ║ ║ ║ Status: READY FOR COMPUTATION ║ ╚══════════════════════════════════════════════╝