Event-Based Triggers Using Function Pointer Array

Code

#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) {
    switch (event_code){
        case 0:on_button();
        break;
        case 1:on_timer();
        break;
        case 2:on_uart();
        break;
        case 3:on_power();
        break;
        case 4:on_error();
        break;
        default: printf("Unhandled Event");
    }
    
    }

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

Solving Approach

 

 

 

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Input

0

Expected Output

Button Pressed