public async Task <IActionResult> CreateTeam(int Id, int[] teamCnt, string[] selectLst)
        {
            int teamcnt = 0;
            int cnt     = 0;

            int               round       = 1;
            SubGame           subgame     = new SubGame();
            List <Team>       team        = new List <Team>();
            List <TeamMember> teamMembers = new List <TeamMember>();

            if (_context.SubGames.Where(s => s.GameID == Id).Count() > 0)
            {
                round = _context.SubGames.Where(s => s.GameID == Id).Max(s => s.Round) + 1;
            }

            subgame.GameID = Id;
            subgame.Round  = round;

            await _context.SubGames.AddAsync(subgame);


            int halfcnt = teamCnt.Count() % 2 == 0 ? teamCnt.Count() / 2 : teamCnt.Count() / 2 + 1;

            foreach (var item in teamCnt)
            {
                int idx = 0;

                if (teamcnt < halfcnt)
                {
                    idx = teamcnt * 2;
                }
                else
                {
                    idx = (teamcnt - halfcnt) * 2 + 1;
                }

                team.Add(new Team
                {
                    SubGameID = subgame.ID,
                    TeamName  = ((Char)(65 + idx)).ToString(),
                    TeamOrder = idx
                });

                await _context.AddAsync(team[teamcnt]);

                for (int i = 0; i < item; i++)
                {
                    teamMembers.Add(new TeamMember
                    {
                        BowlerID = selectLst[cnt],
                        Score    = 0,
                        Average  = _context.BowlerAverages.Find(selectLst[cnt]).Average,
                        TeamID   = team[teamcnt].ID,
                        Sequence = i
                    });

                    cnt++;
                }

                teamcnt++;
            }

            await _context.AddRangeAsync(team);

            await _context.AddRangeAsync(teamMembers);

            await _context.SaveChangesAsync();


            return(RedirectToAction(nameof(Index), new { Id = Id }));
        }