i'm a newbie ,i want to make a Computer with using arduino. but i get a error, this is the code: #include <Wire.h> #include <LiquidCrystal_I2C.h> LiquidCrystal_I2C lcd(0x27, 16, 2); long number1; long number2; char symbol; long ans; void setup() { Serial.begin(9600); lcd.begin(16,2); Ser…

Help! I get a error

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