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#include <iostream>
using namespace std;

int main(void)
{
enum egg
{
a,
b,
c
} test;


cout << a << "|" << b << "|" << c <<endl;

test = c;
cout <<test << endl;

test = (enum egg) 0;
cout <<test << endl;

test = c;
cout <<test+2 << endl;
//用於計算

//test = 0;
//cout <<test << endl;
//error: invalid conversion from 'int' to 'main()::egg'|

return 0;
}