A simple wallet application
- User registration and login system
- Income and expense tracking
- Automatic balance calculation
- Transaction history display
- Data persistence using text file
- Input validation and buffer cleaning
- Colored console output for better UX
- Arrays and multi-dimensional arrays
- Functions and modular programming
- File I/O (fopen, fprintf, fgets)
- String operations (strcmp, strncpy)
- Input validation and basic error handling
User data is stored in a text file and automatically loaded when the program starts.
Fatma Susam
