Я новичок в ардуино и у меня ошибка в коде, как пофиксить?

C:\Users\PC\AppData\Local\Temp\.arduinoIDE-unsaved202484-44148-1dnveue.a4b8j\sketch_sep4a\sketch_sep4a.ino:1:14: error: expected initializer before '-' token const int LED-9: ^ C:\Users\PC\AppData\Local\Temp\.arduinoIDE-unsaved202484-44148-1dnveue.a4b8j\sketch_sep4a\sketch_sep4a.ino: In function 'void setup()': C:\Users\PC\AppData\Local\Temp\.arduinoIDE-unsaved202484-44148-1dnveue.a4b8j\sketch_sep4a\sketch_sep4a.ino:3:9: error: 'LED' was not declared in this scope pinMode(LED,OUTPUT); ^~~ exit status 1 Compilation error: expected initializer before '-' token