That won't work well.
Use the LED and resistor as a pull-down resistor on the Arduino pin. Use the button to connect the pin to +5. This will cause the pin to go from LOW to HIGH and light the LED at the same time.
That won't work well.
Use the LED and resistor as a pull-down resistor on the Arduino pin. Use the button to connect the pin to +5. This will cause the pin to go from LOW to HIGH and light the LED at the same time.