if ($hand -eq $null -or $hand.Length -eq 0) { return $null } $count = $table.Length if ($count -eq 0) { $count = 1 } if ($hand.Length -lt $count) { return $null } for ($i = 0; $i -lt 50; $i++) { $result = [CardGame.Card]::Shuffle($hand, $count) if([Daifugou.Game]::CanPlay($result, $table, $rank, $suit, $mode, $revolution)) { return $result } } $null