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Hi, I've got a code verification problem like this: sketch_may18a:5: error: 'LiquidCrystal' does not name a typesketch_may18a.ino: In function 'void setup()':sketch_may18a:8: error: 'lcd' was not declared in this scopesketch_may18a.ino: In function 'void loop()':sketch_may18a:16: error: 'lcd' was not declared in this scopesketch_may18a:45: error: expected `}' at end of inputThis error was verified on this line; LiquidCrystal lcd(12, 11, 5, 4, 3, 2);
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