add missing brackets in c sharp code

tutorials/physics/physics_introduction.rst

@@ -316,15 +316,23 @@ For example, here is the code for an "Asteroids" style spaceship:
         public override void _IntegrateForces(PhysicsDirectBodyState2D state)
         {
             if (Input.IsActionPressed("ui_up"))
+            {
                 state.ApplyForce(_thrust.Rotated(Rotation));
+            }
             else
+            {
                 state.ApplyForce(new Vector2());
+            }
 
             var rotationDir = 0;
             if (Input.IsActionPressed("ui_right"))
+            {
                 rotationDir += 1;
+            }
             if (Input.IsActionPressed("ui_left"))
+            {
                 rotationDir -= 1;
+            }
             state.ApplyTorque(rotationDir * _torque);
         }
     }
@@ -441,7 +449,9 @@ Or to bounce off of the colliding object:
         {
             var collisionInfo = MoveAndCollide(_velocity * (float)delta);
             if (collisionInfo != null)
+            {
                 _velocity = _velocity.Bounce(collisionInfo.GetNormal());
+            }
         }
     }
 
@@ -510,11 +520,17 @@ the ground (including slopes) and jump when standing on the ground:
             var jump = Input.IsActionPressed("ui_select");
 
             if (IsOnFloor() && jump)
+            {
                 velocity.Y = _jumpSpeed;
+            }
             if (right)
+            {
                 velocity.X += _runSpeed;
+            }
             if (left)
+            {
                 velocity.X -= _runSpeed;
+            }
 
             Velocity = velocity;
         }

tutorials/physics/ray-casting.rst

@@ -134,7 +134,9 @@ be empty. If it did hit something, it will contain collision information:
  .. code-tab:: csharp
 
         if (result.Count > 0)
+        {
             GD.Print("Hit at point: ", result["position"]);
+        }
 
 The ``result`` dictionary when a collision occurs contains the following
 data:

tutorials/physics/using_character_body_2d.rst

@@ -508,7 +508,9 @@ Here's the code for the player body:
 
             // Handle jump.
             if (Input.IsActionJustPressed("jump") && IsOnFloor())
+            {
                 velocity.Y = _jumpSpeed;
+            }
 
             // Get the input direction.
             float direction = Input.GetAxis("ui_left", "ui_right");