#include <fstream.hfa>

enum(int) IntEnum {
    zero,
    one,
    thousand = 1000,
    thousand_one,
    two_thousand = 2000,
    two_thousand_one,
    two_thousand_two
};

int main() {
    sout | "0=" | zero;
    sout | "1=" | one;
    sout | "1000=" | thousand;
    sout | "1001=" | thousand_one;
    sout | "2000=" | two_thousand;
    sout | "2001=" | two_thousand_one;
    sout | "2002=" | two_thousand_two;
    return 0;
}