Revise paste Untitled

#include <iostream>

using namespace std;

class Dropka{
private:
    int a, b;
public:
    Dropka(int _a = 1, int _b = 1) {
        a = _a;
        b = _b;
    }
    Dropka(const Dropka &d) {
        a = d.a;
        b = d.b;
    }
    Dropka& operator = (const Dropka &d) {
        a = d.a;
        b = d.b;
        return *this;
    }
    ~Dropka() {
        
    }
    Dropka& operator += (const Dropka &d) {
        int zi = b * d.b;
        a *= (zi / d.b);
        int tmp_a = d.a * (zi / b);
        a += tmp_a;
        b = zi;
        return *this;
    }
    Dropka& operator *= (const Dropka &d) {
        a *= d.a;
        b *= d.b;
        return *this;
    }
    Dropka& operator /= (const Dropka &d) {
        a *= d.b;
        b *= d.a;
        return *this;
    }
    bool operator < (const Dropka &d) {
        int zaednicki_imenitel = b * d.b;
        
        int tmp_a1 = a * (zaednicki_imenitel / b);
        int tmp_a2 = d.a * (zaednicki_imenitel / d.b);
        
        return (tmp_a1 < tmp_a2);
    }
    int get_a() const {
        return a;
    }
    int get_b() const {
        return b;
    }
    
};
int main() {
    Dropka d1(2, 3);
    Dropka d2(3, 4);
    
    if(d1 < d2) {
        cout << "pomala dropka" << endl;
    }
    else {
        cout << "pogolema" << endl;
    }
    
    cout << d1.get_a() << " " << d1.get_b() << endl;
    return 0;
}