class BigInt {
private:
	int m_size;
	string m_num;
public:
	bool operator> (const BigInt& x) {
		if (m_size != x.m_size) return m_size > x.m_size;
		else return m_num > x.m_num;
	}
};

bool cmp(const BigInt& a, const BigInt& b) {
	return a > b;
}