// Global variables
unsigned int timer = 0; // Timer counter
unsigned int seconds = 0; // Current time in seconds
unsigned int minutes = 0; // Current time in minutes
unsigned int hours = 0; // Current time in hours
unsigned int mode = 0; // Current mode (normal or setting)
// Global variables
unsigned int timer = 0; // Timer counter
unsigned int seconds = 0; // Current time in seconds
unsigned int minutes = 0; // Current time in minutes
unsigned int hours = 0; // Current time in hours
unsigned int mode = 0; // Current mode (normal or setting)
// Global variables
unsigned int timer = 0; // Timer counter
unsigned int seconds = 0; // Current time in seconds
unsigned int minutes = 0; // Current time in minutes
unsigned int hours = 0; // Current time in hours
unsigned int mode = 0; // Current mode (normal or setting)
// Global variables
unsigned int timer = 0; // Timer counter
unsigned int seconds = 0; // Current time in seconds
unsigned int minutes = 0; // Current time in minutes
unsigned int hours = 0; // Current time in hours
unsigned int mode = 0; // Current mode (normal or setting)
// Global variables
unsigned int timer = 0; // Timer counter
unsigned int seconds = 0; // Current time in seconds
unsigned int minutes = 0; // Current time in minutes
unsigned int hours = 0; // Current time in hours
unsigned int mode = 0; // Current mode (normal or setting)
// Global variables
unsigned int timer = 0; // Timer counter
unsigned int seconds = 0; // Current time in seconds
unsigned int minutes = 0; // Current time in minutes
unsigned int hours = 0; // Current time in hours
unsigned int mode = 0; // Current mode (normal or setting)