extern void printInt(int val);
extern void printNewlines(int num);

void printBool(bool b) {
    if(b) {
        printInt(1);
    } else {
        printInt(0);
    }

    printNewlines(1);
}

bool t() {
    printInt(1);
    return true;
}

bool f() {
    printInt(0);
    return false;
}

export int main() {
    printBool(t() == f());
    printBool(f() == t());
    printBool(t() == t());
    printBool(f() == f());
    printNewlines(1);

    printBool(t() != f());
    printBool(f() != t());
    printBool(t() != t());
    printBool(f() != f());
    printNewlines(1);

    printBool(t() && f());
    printBool(f() && t());
    printBool(t() && t());
    printBool(f() && f());
    printNewlines(1);

    printBool(t() || f());
    printBool(f() || t());
    printBool(t() || t());
    printBool(f() || f());
    printNewlines(1);

    printBool(t() * f());
    printBool(f() * t());
    printBool(t() * t());
    printBool(f() * f());
    printNewlines(1);

    printBool(t() + f());
    printBool(f() + t());
    printBool(t() + t());
    printBool(f() + f());
    printNewlines(1);

    printBool((bool)5);
    printBool((bool)0);
    printNewlines(1);

    printBool((bool)5.0);
    printBool((bool)0.0);
    printNewlines(1);

    return 0;
}