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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. enum class Fruit { APPLE, BANANA, GRAPE, ORANGE };
  5. enum class Vehicle { BICYCLE, CAR, BUS, TRUCK };
  6.  
  7. int main() {
  8. int num1 = Fruit::APPLE;
  9. if(Vehicle::CAR == Fruit::BANANA) {
  10. cout << "Cars drive me bananas!" << endl;
  11. }
  12. }
Compilation error #stdin compilation error #stdout 0s 2828KB
stdin
Standard input is empty
compilation info
prog.cpp: In function 'int main()':
prog.cpp:8:23: error: cannot convert 'Fruit' to 'int' in initialization
prog.cpp:9:31: error: no match for 'operator==' in '(Vehicle)1 == (Fruit)1'
prog.cpp:9:31: note: candidates are: operator==(Fruit, Fruit) <built-in>
prog.cpp:9:31: note:                 operator==(Vehicle, Vehicle) <built-in>
stdout
Standard output is empty