Mine

int prga(int *S, int *numbers, int len) {  int i = -1, j = 0;  int t;  char out;  int keys[len];  cout << "Start PRGA" << endl;  int count = 0;  while(count < len) {    i = (i + 1) % 256;    j = (j + *(S + i)) % 256;    swap(S, i, j);    t = *(S + j) + *(S + i) % 256;    keys[count] = *(S + t) % 256;    count++;  }  for(i = 0; i < len; i++) {    printf("%d", keys[i] ^ *(numbers + i));  }}