#include <iostream>
#include <string>
using namespace std;

class Date{
  int y,m,d;
public:
  Date(int y, int m, int d);
  int month(){return m;}
  int day(){return d;}
  int year(){return y;}
};

int main(){
  Date b{1970,12,30};
cout<< b.month()<< '\n';
}