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 (*fst[4])()={state_init, state_load, state_execute, state_exit};
  int i=0;
  for(i=0;i<3;i++)
  {
    int index = (start +i)%4;
    fst[index]();
    if(i<2){
        printf("\n");

    }
  }
}

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