fix team

server/gameserver/room.cc

@@ -1518,6 +1518,26 @@ void Room::CombineTeam()
     if (need_combine_teams.size() < 2) {
         return;
     }
+    if (total_count == 3) {
+        int del_team_id = 0;
+        for (auto& pair : need_combine_teams) {
+            if (pair.first != first_team_id) {
+                del_team_id = pair.first;
+                break;
+            }
+        }
+        if (del_team_id != 0) {
+            auto itr = need_combine_teams.find(del_team_id);
+            if (itr != need_combine_teams.end()) {
+                total_count -= itr->second->GetTeamNum();
+                need_combine_teams.erase(itr);
+                break;
+            }
+        }
+        if (total_count <= 0) {
+            abort();
+        }
+    }
 
     size_t first_team_num = 4;
     switch (total_count) {