57. State Machine Using Function Pointers

#include <stdio.h>

void state_init()    { printf("Init\n"); }
void state_load()    { printf("Load\n"); }
void state_execute() { printf("Execute\n"); }
void state_exit()    { printf("Exit\n"); }
void (*state[4])(void) = { state_init, state_load, state_execute, state_exit};
// Your logic here
void run_state_sequence(int start) {
    // Implement using function pointer array
    if (start < 0 || start >= 4) return;
    for(int i = 0;i < 3;i++)
    {
       state[(start + i) % 4]();
    }
}

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