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

// You can not make any change in the code of myDateType class
// Base class myDateType start   
class myDateType { 	              //class declaration section
  public:		                      // Notice the colon here
  	void setDate(int, int, int);	// a member method	
  	void getDate(int&, int&, int&) const;
  	void printDate() const;			
  	void incrementDay();
  	void incrementMonth();
  	void incrementYear();
  	bool equalDate(const myDateType& otherDate) const; 
  	void increaseDay(int d);   // increases days   by d amount;
  	void increaseMonth(int m); // increases months by m amount;
  	void increaseYear(int y);  // increases years  by y amount;	
  private: 		
  	int month;	// a data member
  	int day;	
  	int year;	
};	// this is a declaration - don't forget the semicolon

//Implementation of base class
void myDateType::setDate(int mm, int dd, int yyyy) {
  if( 1 <= mm && mm <= 12) month = mm;
  else month = 1;

  if( 1 <= dd && dd <= 31) day = dd;
  else day = 1;

  if ( 0 <= yyyy && yyyy <= 9999) year = yyyy;
  else year = 0;
}

void myDateType::getDate(int& mm, int& dd, int& yyyy) const {
  mm   = month;
  dd   = day;
  yyyy = year;
}

void myDateType::printDate() const {
  cout << month << '/'  << day << '/'
       << year % 100; // extract the last 2 year digits
  cout << endl;
}

void myDateType::incrementYear(){
  year = year + 1;
}

void myDateType::incrementMonth(){
  month = month+1;
  if (month>12){
    incrementYear();
  }
}

void myDateType::incrementDay(){
  day = day+1;
  if (day > 30){
    incrementMonth();
  }
}

void myDateType::increaseYear(int y){
  year = year + y;
}

void myDateType::increaseMonth(int m){
  // Here we assume that m < 12
  month = month + m;
  if (month > 12){
    month = month%12;
    incrementYear();
  }
}

void myDateType::increaseDay(int d){
  // Here we assume that d < 30
  day = day + d;
  if (day>30){
    day = day % 30;
    incrementMonth();
  }
}

bool myDateType::equalDate(const myDateType& otherDate) const{
 return (day == otherDate.day && month == otherDate.month && year == otherDate.year);
}
// Base class myDateType end

// Write rest of the code here