#include <stdio.h>
#include <sys/time.h>
#include <stdbool.h>

long long millis(){
  struct timeval tv;
  gettimeofday(&tv, NULL);
  long long millisecs = (long long)tv.tv_sec * 1000 + tv.tv_usec / 1000;
  return millisecs;
}
bool flip(){
  bool n = false;
  long long then = millis() +1;
  while (millis() <= then){
    n=!n;
  }
  return n;
}
bool get_fair_bit(){
  while (true) {
    bool a = flip();
    if (a != flip()){
      return a;
    }
  }
}
char get_random_byte(){
  char n = 0;
  for (int i = 0; i < 8; ++i){
    n <<=1;
    n|= get_fair_bit();
  }
  return n;
}
int main(){
  for (int i = 0; i < 128; ++i){
    printf("%hd\n", get_random_byte());
  }
}