61. Event-Based Triggers Using Function Pointer Array

#include <stdio.h>

void on_button() {
    printf("Button Pressed");
}
void on_timer() {
    printf("Timer Expired");
}
void on_uart() {
    printf("UART Received");
}
void on_power() {
    printf("Power On");
}
void on_error() {
    printf("Error Detected");
}

// Write your event dispatcher logic here
void handle_event(int event_code) {
    // Your logic
    void (*event_func_ptr[5])();
    event_func_ptr[0] = on_button;
    event_func_ptr[1] = on_timer;
    event_func_ptr[2] = on_uart;
    event_func_ptr[3] = on_power;
    event_func_ptr[4] = on_error;

    if(event_code>=0 && event_code<5){
        event_func_ptr[event_code]();
    }else{
        printf("Unhandled Event");
    }
    
}

int main() {
    int event;
    scanf("%d", &event);
    handle_event(event);
    return 0;
}