dairy

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

/*
We going data to stream &ostream
*/
void dump(const vector<vector<string>>& data) {
	int day;
	cin >> day;
	for (auto s : data[day - 1]) {
		cout << s << ' ';
	}
	cout << endl;
}
/*
We added new string for section vector with index [day-1]
*/
void add(vector<vector<string>>& data) {
	int day;
	string work;
	cin >> day >> work;
	data[day - 1].push_back(work);
}
void next(vector<vector<string>>& data, const vector<int>& month, int& mi) {
	if (mi == 11) {//If year is ended, we defined new month
		mi = 0;
	}
	else if (mi != 11) {
		++mi;
	}
	if (month[mi] >= month[mi - 1]) {//if new month has a bigger index, we only using resize
		data.resize(month[mi]);
	}
	else {
		vector<string> temp;
		int diff = month[mi - 1] - month[mi];//search, a lot of many indexating vectors are diffirence
		for (int i = diff; i > 0; --i) {
			/*
			In this code we write a data on vector temp
			*/
			vector<string> tmp(month[mi] - 1);
			for (string& s : data[month[mi - 1] - 1 - i]) {
				data[month[mi] - 1].push_back(s);
			}
		}
	}

}
int main() {
	/*****************
	Declaration using variables on upper function
	*********************************/
	vector<vector<string>> data(31);
	int mi = 0;
	const vector<int> month = { 31,28,31,30,31,30,31,31,30,31,30,31 };
	/*****************************
	Declarate template variables for select work code
	*********************/
	int n;
	string sel;
	cin >> n;
	/*************************************************/
	for (int i = 0; i < n; ++i) {
		cin >> sel;
		if (sel == "ADD") {
			add(data);
		}
		else if (sel == "DUMP") {
			dump(data);
		}
		else if (sel == "NEXT") {
			next(data, month, mi);
		}
	}
}