pub fn no_move_possible_at_all<T: CetkaikRepresentation>(
    old_state: &GroundState_<T>,
    config: Config
) -> Result<HandResolved_<T>, &'static str>
Expand description

When completely stuck, call this function to end the game. /完全に手詰まりのときは、この関数を呼び出すことで即時決着がつく。