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"); }

// Your logic here
void run_state_sequence(int start) {
    void (*func_ptr[]) () = {state_init, state_load, state_execute,state_exit};

    for(int i = 0; i<3; i++) {
        int idx = (start + i) % 4;
        func_ptr[idx]();
        if(i<3) printf("\n");
    }
}

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