57. State Machine Using Function Pointers

#include <stdio.h>

void state_init()    { printf("Init"); }
void state_load()    { printf("Load"); }
void state_execute() { printf("Execute"); }
void state_exit()    { printf("Exit"); }

typedef void (*funptr)();

// Your logic here
void run_state_sequence(int start) {
    // Implement using function pointer array

   funptr systemboot[4] = {
    state_init,
    state_load,
    state_execute,
    state_exit
    };
    
  for(int i=0; i < 3; i++) {
        systemboot[(start + i) % 4]();
        printf("\n");
    }

}

int main() {
    int start;
    scanf("%d", &start);
    run_state_sequence(start);
    return 0;
}