- cout << "Total " << dbg_hit_cnt0 << " Hit " << dbg_hit_cnt1
- << " hit rate (%) " << 100 * dbg_hit_cnt1 / (dbg_hit_cnt0 + 1) << endl;
+ cerr << "Total " << dbg_hit_cnt0 << " Hit " << dbg_hit_cnt1
+ << " hit rate (%) " << 100 * dbg_hit_cnt1 / dbg_hit_cnt0 << endl;