void fib(int **seq, int n){
   int *sequence = malloc(sizeof(int*) * n);
   *seq = sequence;

   *seq[0] = 0;
   *seq[1] = 1;
   int i = 2;
   while (i<=n){
        *seq[i] =*seq[i-2] + *seq[i-1];

        }
}
update seq