void AI_vs_AI() {
// EasyAIPlayer black;
// EasyAIPlayer white;
// Look1AIPlayer black;
// Look1AIPlayer white;
// Look2AIPlayer black;
Look2AIPlayer white;
// RandomAIPlayer black;
// RandomAIPlayer white;
// MonteCarloAIPlayer black;
// MonteCarloAIPlayer white;
// CachedMonteCarloAIPlayer black;
// CachedMonteCarloAIPlayer white;
LookNAIPlayer black;
// LookNAIPlayer white;
// NeuralNetworkAIPlayer black;
// NeuralNetworkAIPlayer white;
// CompoundAIPlayer black;
// CompoundAIPlayer white;
// RandomWithEndingSearchAIPlayer black;
// RandomWithEndingSearchAIPlayer white;
uint total = 1 / TOTAL_THREADS;
// cin>>total;
log_warn("start "<<total<<" games ...");
uint win[4] = { 0, 0, 0, 0 };
int total_diff = 0;
//比赛，多比几盘
timer begin;
for_n(i, total)
{
// if (i%10==0)
// log_warn("progress: "<<i<<"/"<<total<<" in "<<i<<" games: black:white="<<win[BLACK]<<":"<<win[WHITE]
// <<" draw="<<win[DRAW]<<" diff="<<total_diff<<" avg="<<float(total_diff)/(i+1)<<" time="
// <<begin.elapsed()<<" speed="<< i/begin.elapsed());
Game game(black, white);
Score score = game.start();
win[score.winner] += 1;
total_diff += score.diff();
}
