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#include <iostream>
#include <set>
#include <queue>
#include <iterator>
#include <algorithm>
using namespace std;
class Complex
{
public:
char a;
char b;
public:
Complex(){}
Complex(char i, char j)
{
this->a = i;
this->b = j;
}
friend bool operator < (const Complex& complex1, const Complex& complex2)
{
return ((complex1.a < complex2.a && complex1.b < complex2.b) || (complex1.a < complex2.a && complex1.b == complex2.b) || (complex1.a == complex2.a && complex1.b < complex2.b));
}
friend bool operator >(const Complex& complex1, const Complex& complex2)
{
return ((complex1.a > complex2.a && complex1.b > complex2.b) || (complex1.a > complex2.a && complex1.b == complex2.b) || (complex1.a == complex2.a && complex1.b > complex2.b));
}
friend ostream& operator << (ostream& out, Complex const& complex)
{
out << "First: " << complex.a << " Second: " << complex.b;
return out;
}
friend bool operator == (const Complex& complex1, const Complex& complex2)
{
return ( complex1.a == complex2.a && complex1.b == complex2.b);
}
~Complex()
{
}
};