diff --git a/allFunctions.hpp b/allFunctions.hpp
new file mode 100644
index 0000000..76f27ab
--- /dev/null
+++ b/allFunctions.hpp
@@ -0,0 +1,73 @@
+#ifndef ALL_FUNCTIONS_HPP
+#define ALL_FUNCTIONS_HPP
+
+#include <string>
+#include "dataStructures.hpp"
+#include "constants.hpp"
+
+//basic.cpp
+int charToInt(const char c);
+void print(const std::string s);
+bool charIsNumber(const char c);
+int getDaysFromMonth(const monthChecker month);
+void printOneStringColor(const std::vector <Task> vector, const int oneTask);
+void printDate(const Date date);
+void printErrorStringContainsNotNumber(const std::string s);
+void printNumberTooLow(const int number, const int min);
+void printNumberTooHigh(const int number, const int max);
+void printNotValidStringLength(const std::string s, const int desiredLength);
+void printInvalidCharacter(const char c, const char desiredCharacter);
+bool numberTooLow(const int number, const int min);
+bool numberTooHigh(const int number, const int max);
+void printStringVector(const std::vector <std::string> vector);
+
+//check.cpp
+bool checkLongerMonth(const int month);
+bool checkMenu(const std::string input);
+bool checkTitle(const std::string title);
+bool checkTime(const std::string time);
+bool checkLeap(const int year);
+bool checkDate(const std::string date);
+bool taskForToday(const Date dateFromFile);
+bool checkRepeat(const std::string input);
+bool checkWhenRepeat(const std::string whenRepeat);
+
+//file.cpp
+void fileAddTask(const Task taskToAdd);
+std::vector <std::string> readList();
+std::vector <std::string> getTitles(const std::vector <std::string> fileLines);
+std::vector <std::string> getTimes(const std::vector <std::string> fileLines);
+std::vector <std::string> getDates(const std::vector <std::string> fileLines);
+void fileReadToday();
+std::vector <std::string> removeCompleted(const std::vector <std::string> fileList, 
+										  const std::vector <Task> tasksToday);
+										  
+void outputFile(const std::vector <std::string> fileLines);
+
+//getters.cpp
+std::vector <Date> getDate(const std::vector <Task> dividedTasks);
+std::vector <Task> getDividedTasks(const std::vector <std::string> fileLines);
+std::vector <Task> getTasksToday(const std::vector <Task> dividedTasks);
+
+//void fileAddRepeatingTask(const repeatTask taskToAdd);
+
+//input.cpp
+std::string inputTaskOneLine(const int whatToCheck);
+Task inputTask();
+int inputMenu();
+void continueProgram(const int &userChoice);
+bool menuLoop();
+
+//output.cpp
+void checkToday();
+
+//valid.cpp
+bool validString(const std::string s);
+bool validNumberInput(const std::string input, const int min, const int max);
+bool validStringLength(const std::string s, const int desiredLength);
+bool validCharacter(const char inputC, const char desiredC);
+bool validAddTaskInput(const std::string input, const int inputType);
+
+
+
+#endif
\ No newline at end of file
diff --git a/basic.cpp b/basic.cpp
new file mode 100644
index 0000000..247e8e1
--- /dev/null
+++ b/basic.cpp
@@ -0,0 +1,209 @@
+#ifndef BASIC_CPP
+#define BASIC_CPP
+
+#include <string>
+#include <vector>
+#include <iostream>
+#include <windows.h>
+#include "dataStructures.hpp"
+#include "constants.hpp"
+
+void print(const std::string s) { std::cout << s << std::endl; }
+int charToInt(const char c) { return c - '0'; }
+
+void e() { print("Poor man breakboint"); }
+
+bool charIsNumber(const char c) { return c >= '0' && c <= '9'; }
+
+
+void printErrorStringContainsNotNumber(const std::string s)
+{
+	std::cout << "string: \"" << s 
+	<< "\" contains character different than number " << std::endl; 
+}
+
+void printNumberTooLow(const int number, const int min)
+{
+	std::cout << "number: " << number 
+	<< " is too low. Minimal number is: " << min << std::endl;
+}
+
+void printNumberTooHigh(const int number, const int max)
+{
+	std::cout << "number: " << number 
+	<< " is too high. Maximal number is: " << max << std::endl;
+}
+
+void printNotValidStringLength(const std::string s, const int desiredLength)
+{
+	std::cout << "String: \"" << s << "\" is too short/too long, it is: " 
+	<< s.length() << " characters long but should be: " << desiredLength 
+	<< " characters long " << std::endl;
+}
+
+void printInvalidCharacter(const char c, const char desiredCharacter)
+{
+	std::cout << "[ " << c << " ] Is invalid character, expected: [ " 
+	<< desiredCharacter << " ]" << std::endl;
+}
+
+void printContainsIllegalCharacter(	const std::string s, 
+									const char illegalCharacter )
+{
+	std::cout << "String: " << s << " consists of illegal sign: [" 
+	<< illegalCharacter << "]!" << std::endl;
+}
+
+
+bool numberTooLow(const int number, const int min)
+{
+	if(number < min) 
+	{
+		printNumberTooLow(number, min);
+		return 1;
+	}
+	return 0;
+}
+
+bool numberTooHigh(const int number, const int max)
+{
+	if(number > max) 
+	{
+		printNumberTooHigh(number, max);
+		return 1;
+	}
+	return 0;
+}
+
+bool containsIllegalCharacter(const std::string s, const char illegalCharacter)
+{
+	if(	s.find(illegalCharacter) != std::string::npos)
+	{
+		printContainsIllegalCharacter(s, illegalCharacter);
+		return 1;
+	}
+	return 0; 
+}
+
+void printTaskVector(const std::vector <Task> vector)
+{
+	print("Printing titles");
+	for(unsigned int i = 0; i < vector.size(); i++) print(vector.at(i).title);
+	//print("Printing times");
+	//for(unsigned int i = 0; i < vector.size(); i++) print(vector.at(i).time);
+	print("Printing dates");
+	for(unsigned int i = 0; i < vector.size(); i++) print(vector.at(i).date);
+}
+
+/*
+void printTimeVector(const std::vector <Time> vector)
+{
+	print("Printing hours");
+	for(unsigned int i = 0; i < vector.size(); i++) 
+		{
+			std::cout << vector.at(i).hour << std::endl;
+		}
+	print("Printing minutes");
+	for(unsigned int i = 0; i < vector.size(); i++) 
+		{
+			std::cout << vector.at(i).minute << std::endl;
+		}
+}*/
+
+void printDate(const Date date)
+{
+	print("Printing Day");
+	std::cout << date.day << std::endl;
+	print("Printing Month");
+	std::cout << date.month << std::endl;
+	print("Printing Year");
+	std::cout << date.year << std::endl;
+}
+
+void printDateVector(const std::vector <Date> vector)
+{
+	print("Printing Days");
+	for(unsigned int i = 0; i < vector.size(); i++) 
+	{
+		std::cout << vector.at(i).day << std::endl;
+	}
+	print("Printing Months");
+	for(unsigned int i = 0; i < vector.size(); i++) 
+	{
+		std::cout << vector.at(i).month << std::endl;
+	}
+	print("Printing Years");
+	for(unsigned int i = 0; i < vector.size(); i++) 
+	{
+		std::cout << vector.at(i).year << std::endl;
+	}
+}
+
+void printStringVector(const std::vector <std::string> vector)
+{
+	for(unsigned int i = 0; i < vector.size(); i++) print(vector.at(i));
+}
+
+void printTaskInfo(const Task task)
+{
+	std::cout << task.number  << ". " << task.title << "; " << task.date 
+	<< "; " << task.whenRepeat << "; " << (task.completed ? "[X]" : "[]") 
+	<< std::endl;
+}
+
+void printHighlightedTask(const std::vector <Task> vector, const int i)
+{
+	HANDLE hConsole = GetStdHandle(STD_OUTPUT_HANDLE);
+	SetConsoleTextAttribute(hConsole, HIGHLIGHTED_COLOR);
+	printTaskInfo(vector.at(i));
+	SetConsoleTextAttribute(hConsole, NORMAL_COLOR);
+}
+
+void printOneStringColor(const std::vector <Task> vector, const int oneTask)
+{
+	int sizeOfVector = vector.size();
+	for(int i = 0; i < sizeOfVector; i++)
+	{
+		if(vector.at(i).show == 1)
+		{
+			if(i == oneTask) printHighlightedTask(vector, i);
+			else printTaskInfo(vector.at(i));
+		}
+	}
+}
+
+std::string normalDateToStringMonth(const Date realDate)
+{
+	std::string month;
+	if(realDate.month < 10) month = "0" + std::to_string(realDate.month) + CHARACTER_BETWEEN_DATE;
+	else month = std::to_string(realDate.month) + CHARACTER_BETWEEN_DATE;
+	return month;
+}
+
+std::string normalDateToStringDay(const Date realDate)
+{
+	std::string day;
+	if(realDate.day < 10) day = "0" + std::to_string(realDate.day) + CHARACTER_BETWEEN_DATE;
+	else day = std::to_string(realDate.day) + CHARACTER_BETWEEN_DATE;
+	return day;
+}
+
+std::string normalDateToString(const Date realDate)
+{
+ 
+	std::string day = normalDateToStringDay(realDate);
+	std::string month = normalDateToStringMonth(realDate);
+	std::string year = std::to_string(realDate.year);
+	std::string stringToReturn = day + month + year;
+	return stringToReturn;
+}
+
+std::string taskToString(const Task task)
+{
+	std::string outputString = task.title + CHARACTER_BETWEEN_SECTIONTS + " " 
+							 + task.date + CHARACTER_BETWEEN_SECTIONTS + " " 
+							 + std::to_string(task.whenRepeat);
+	return outputString;
+}
+
+#endif
\ No newline at end of file
diff --git a/check.cpp b/check.cpp
new file mode 100644
index 0000000..346020e
--- /dev/null
+++ b/check.cpp
@@ -0,0 +1,180 @@
+#ifndef CHECK_CPP
+#define CHECK_CPP
+
+#include <ctime>
+#include <chrono>
+#include "dataStructures.hpp"
+#include "constants.hpp"
+#include "allFunctions.hpp"
+
+bool checkLongerMonth(const int month)
+{
+	for(unsigned int i = 0; i < LONGER_MONTHS.size(); i++)
+	{
+		if(month == LONGER_MONTHS.at(i)) return 1;
+	}
+	return 0;
+}
+
+bool checkTitle(const std::string title)
+{
+	if(containsIllegalCharacter(title, CHARACTER_BETWEEN_SECTIONTS)) return 0;
+	if(title.empty())
+	{
+		print("Title is empty!");
+		return 0;
+	}
+	return 1;
+}
+
+
+/*
+bool checkTime(const std::string time)
+{
+	if(!validStringLength(time, TIME_LENGTH)) return 0;
+	
+	std::string hourS = time.substr(FIRST_HOUR_NUMBER, 2);
+	if(!validNumberInput(hourS, 0, HOURS_IN_DAY)) return 0;
+	
+	if(!validCharacter(time.at(COLON_NUMBER), CHARACTER_BETWEEN_TIME)) return 0;
+	
+	std::string minutesS = time.substr(FIRST_MINUTE_NUMBER, 2);
+	if(!validNumberInput(minutesS, 0, MINUTES_IN_HOUR)) return 0;
+	return 1;
+} */
+
+
+bool checkLeap(const int year)
+{
+	return (!(year % 4) && year % 100) || !(year % 400);
+}
+
+bool checkMenu(const std::string input)
+{
+	if(!validStringLength(input, CHOICE_LENGTH)) return 0;
+	if(!charIsNumber(input.at(0))) return 0;
+	return 1;
+}
+
+bool checkRepeat(const std::string input)
+{
+	if(!validStringLength(input, CHOICE_LENGTH)) return 0;
+	if(!charIsNumber(input.at(0))) return 0;
+	if(!validNumberInput(input, 0, WHEN_REPEAT_MAX)) return 0;
+	return 1;
+}
+
+bool taskDaySameAsToday(const Date dateFromFile, const Date currentDate)
+{
+	return dateFromFile.day == currentDate.day
+	&& dateFromFile.month == currentDate.month
+	&& dateFromFile.year == currentDate.year;
+}
+
+Date getCurrentDate(const tm local_tm)
+{
+	Date currentDate;
+	currentDate.year = local_tm.tm_year + STARTING_CHRONO_YEAR;
+	currentDate.month = local_tm.tm_mon + 1;  // First month is represented as "0"?
+	currentDate.day = local_tm.tm_mday;
+	return currentDate;
+}
+
+tm getTmNow()
+{
+	using namespace std;
+    using namespace std::chrono;
+    typedef duration<int, ratio_multiply<hours::period, ratio<HOURS_IN_DAY> >::type> days;
+    system_clock::time_point now = system_clock::now();
+    system_clock::duration tp = now.time_since_epoch();
+    tp -= duration_cast<days>(tp);
+    tp -= duration_cast<hours>(tp);
+    tp -= duration_cast<minutes>(tp);
+    tp -= duration_cast<seconds>(tp);
+    time_t tt = system_clock::to_time_t(now);
+    //tm utc_tm = *gmtime(&tt);
+    return *localtime(&tt);
+}
+
+// Copied from: https://stackoverflow.com/a/15958113
+bool taskForToday(const Date dateFromFile)  // TO;DO: Figure out how it works
+{
+	Date currentDate = getCurrentDate(getTmNow());
+	if(taskDaySameAsToday(dateFromFile, currentDate)) return 1;
+	else return 0;
+}
+
+bool validYear(const std::string date)
+{
+	std::string yearS = date.substr(FIRST_YEAR_NUMBER, YEAR_LENGTH);
+	if(!validNumberInput(yearS, MIN_YEAR, MAX_YEAR)) return 0;
+	return 1;
+}
+
+bool validMonth(const std::string date)
+{
+	std::string monthS = date.substr(FIRST_MONTH_NUMBER, 2);
+	if(!validNumberInput(monthS, MIN_MONTH, MAX_MONTH)) return 0;
+	return 1;
+}
+
+int stringDateToYear(const std::string date)
+{
+	return std::stoi(date.substr(FIRST_YEAR_NUMBER, YEAR_LENGTH));
+}
+
+int stringDateToMonth(const std::string date)
+{
+	return std::stoi(date.substr(FIRST_MONTH_NUMBER, MONTH_LENGTH));
+}
+
+monthChecker monthProperties(const int monthNumber, const int year)
+{
+	monthChecker month;
+	month.isLeap = checkLeap(year);
+	month.isFebruary = (monthNumber == FEBRUARY);
+	month.isLongMonth = 0;
+	if(!month.isFebruary) month.isLongMonth = checkLongerMonth(monthNumber);
+	return month;
+}
+
+bool validDays(const monthChecker month, const std::string date)
+{
+	int daysInMonth = getDaysFromMonth(month);
+	std::string dayS = date.substr(FIRST_DAY_NUMBER, DAY_LENGTH);
+	if(!validNumberInput(dayS, 0, daysInMonth)) return 0;
+	else return 1;
+}
+
+bool validDays(const std::string date)
+{
+	int yearInt = stringDateToYear(date);
+	int monthInt = stringDateToMonth(date);
+	monthChecker month = monthProperties(monthInt, yearInt);
+	return validDays(month, date);
+}
+
+bool checkDate(const std::string date)
+{
+	if(!validStringLength(date, DATE_LENGTH)) return 0;
+	if(!validYear(date)) return 0;
+	if(!validMonth(date)) return 0;
+	if(!validDays(date)) return 0; 
+	
+	char firstSlash = date.at(FIRST_DATE_SLASH);
+	char secondSlash = date.at(SECOND_DATE_SLASH);
+	if(!validCharacter(firstSlash, CHARACTER_BETWEEN_DATE)) return 0;
+	if(!validCharacter(secondSlash, CHARACTER_BETWEEN_DATE)) return 0;
+	return 1;
+}
+
+
+bool checkWhenRepeat(const std::string whenRepeat)
+{
+	if(!validStringLength(whenRepeat, WHEN_REPEAT_LENGTH)) return 0;
+	if(!validNumberInput(whenRepeat, WHEN_REPEAT_MIN, WHEN_REPEAT_MAX)) return 0;
+	return 1;
+}
+
+
+#endif
\ No newline at end of file
diff --git a/constants.hpp b/constants.hpp
new file mode 100644
index 0000000..3cb0679
--- /dev/null
+++ b/constants.hpp
@@ -0,0 +1,126 @@
+#ifndef CONSTANTS_HPP
+#define CONSTANTS_HPP
+
+#include <string>
+#include <vector>
+#include "dataStructures.hpp"
+
+// user menu choices 
+const int CHOICE_LENGTH = 1;
+const int MAX_CHOICE = 2;
+const int QUIT = 0;
+const int CHECK_TODAY = 1;
+const int ADD_TASK = 2;
+
+// Constants for user choosing how often he wants to repeat
+const int NEVER_REPEAT = 0;
+const int EVERY_DAY = 1;
+const int EVERY_WEEK = 2;
+const int EVERY_MONTH = 3;
+const int EVERY_YEAR = 4;
+const int WHEN_REPEAT_MIN = 0;
+const int WHEN_REPEAT_MAX = 4;
+const int WHEN_REPEAT_LENGTH = WHEN_REPEAT_MAX >= 10 ? 2 : 1;
+
+const int HOURS_IN_DAY = 24;  // THIS ONE _IS_ USED
+// Constants for checking time input, CURRENTLY UNUSED
+const int TIME_LENGTH = 5;
+const int MINUTES_IN_HOUR = 59;
+const int FIRST_HOUR_NUMBER = 0;
+const int SECOND_HOUR_NUMBER = 1;
+const int COLON_NUMBER = 2;
+const int FIRST_MINUTE_NUMBER = 3;
+const int SECOND_MINUTE_NUMBER = 4;
+
+// Constants for checking Date
+const int STARTING_CHRONO_YEAR = 1900;
+const int YEAR_LENGTH = 4;
+const int MONTH_LENGTH = 2;
+const int DAY_LENGTH = 2;
+const int EXTRA_DATE_CHARACTERS = 2;
+const int MONTH_START = DAY_LENGTH + 1;
+const int YEAR_START = DAY_LENGTH + MONTH_LENGTH + EXTRA_DATE_CHARACTERS;
+const int DATE_LENGTH = YEAR_LENGTH + MONTH_LENGTH + DAY_LENGTH + EXTRA_DATE_CHARACTERS;
+const int MIN_YEAR = 2020;
+const int MAX_YEAR = 2099;
+const int MIN_MONTH = 1;
+const int MAX_MONTH = 12;
+const int DAYS_IN_LONG_MONTH = 31;
+const int DAYS_IN_SHORT_MONTH = 30;
+const int DAYS_FEBRUARY_LEAP = 29;
+const int DAYS_FEBRUARY_NOT_LEAP = 28;
+const int FIRST_DAY_NUMBER = 0;
+const int FIRST_DATE_SLASH = 2;
+const int FIRST_MONTH_NUMBER = 3;
+const int SECOND_DATE_SLASH = 5;
+const int FIRST_YEAR_NUMBER = 6;
+const int DAYS_IN_WEEK = 7;
+// constants for validAddTaskInput() from valid.cpp
+const int CHECK_TITLE = 0;
+
+//const int CHECK_TIME = 1;
+const int CHECK_DATE = 2;
+const int CHECK_WHEN_REPEAT = 3;
+
+// some Tasks constants ¯\_(ツ)_/¯
+const int SPACE_BETWEEN_TASK_PARTS = 2;
+const int MIN_TASKS = 0;
+
+
+// "UI" colors
+const int YELLOW_ON_BLACK = 14;
+const int WHITE_ON_BLACK = 15;
+const int BLACK_ON_WHITE = 240;
+const int HIGHLIGHTED_COLOR = BLACK_ON_WHITE;
+const int NORMAL_COLOR = WHITE_ON_BLACK;
+
+//months
+const int JANUARY = 1;
+const int FEBRUARY = 2;
+const int MARCH = 3;
+const int APRIL = 4;
+const int MAY = 5;
+const int JUNE = 6;
+const int JULY = 7;
+const int AUGUST = 8;
+const int SEPTEMBER = 9;
+const int OCTOBER = 10;
+const int NOVEMBER = 11;
+const int DECEMBER = 12;
+
+//currently unused
+//const int ADD_REPEATING_TASK = 3;
+
+//Way tasks look in task files
+const char CHARACTER_BETWEEN_SECTIONTS = ';';
+const char CHARACTER_BETWEEN_TIME = ':';
+const char CHARACTER_BETWEEN_DATE = '/';
+
+//User menu inputs
+const char SPACE = 32;
+const char ESCAPE = 27;
+const char KEY_UP = 72;
+const char KEY_DOWN = 80;
+const char KEY_LEFT = 75;
+const char KEY_RIGHT = 77;
+
+
+
+const std::string MENU = "What do you want to do?\n0. Quit\n1. Check Today\n2. Add task";
+const std::string WHEN_REPEAT_MENU = "When do you want to repeat the task? \n0. NEVER\n1. every day\n2. Weekly\n3. Monthly\n4. Yearly";
+const std::string CHECK_TODAY_INFO = "Tasks for today: ESCAPE to exit, SPACE to complete";
+const std::string FILE_NAME_NORMAL_TASK = "Tasks.txt";
+const std::string FILE_NAME_REPEATING_TASK = "repeatTasks.txt";
+const char* CLEAR_SCREEN_WINDOWS = "CLS";
+
+
+const std::vector <std::string> INPUT_INFO = {"Enter task title: ", 
+"Enter time: using format HH:MM", 
+"Enter date: using format DD/MM/YYYY ",
+WHEN_REPEAT_MENU};
+const std::vector <int> LONGER_MONTHS = {JANUARY, MARCH, MAY, JULY, AUGUST, 
+OCTOBER, DECEMBER};
+
+#endif
+
+
diff --git a/dataStructures.hpp b/dataStructures.hpp
new file mode 100644
index 0000000..a4d3116
--- /dev/null
+++ b/dataStructures.hpp
@@ -0,0 +1,44 @@
+#ifndef DATA_STRUCTURES_HPP
+#define DATA_STRUCTURES_HPP
+
+#include <string>
+#include "constants.hpp"
+
+/*
+struct Time{
+	int hour;
+	int minute;
+};*/
+
+struct Date{
+	int day;
+	int month;
+	int year;
+};
+
+struct Task{
+	std::string title;
+	//std::string time;
+	Date realDate;
+	std::string date;
+	int whenRepeat;
+	bool completed = 0;
+	bool show = 0;
+	int number;
+};
+
+/*
+struct repeatTask{
+	std::string title;
+	int whenRepeat;
+	Date lastCompleted;
+	int number;
+}; */
+
+struct monthChecker{
+	bool isFebruary;
+	bool isLongMonth;
+	bool isLeap;
+};
+
+#endif
\ No newline at end of file
diff --git a/file.cpp b/file.cpp
new file mode 100644
index 0000000..d7bd2e0
--- /dev/null
+++ b/file.cpp
@@ -0,0 +1,92 @@
+#ifndef FILE_CPP
+#define FILE_CPP
+
+#include <iostream>
+#include <ostream>
+#include <fstream>
+#include <string>
+#include <vector>
+#include <algorithm>
+#include "dataStructures.hpp"
+#include "constants.hpp"
+
+void fileAddTask(const Task taskToAdd)
+{
+	std::fstream taskList;
+	taskList.open(FILE_NAME_NORMAL_TASK, std::ios_base::app);
+	taskList << taskToAdd.title << CHARACTER_BETWEEN_SECTIONTS << " " 
+	<< taskToAdd.date << CHARACTER_BETWEEN_SECTIONTS << " " 
+	<< taskToAdd.whenRepeat << std::endl;
+	taskList.close();
+}
+
+/*
+void fileAddRepeatingTask(const repeatTask taskToAdd)
+{
+	std::fstream taskList;
+	taskList.open(FILE_NAME_REPEATING_TASK, std::ios_base::app);
+	taskList << taskToAdd.title << CHARACTER_BETWEEN_SECTIONTS << " " 
+	<< taskToAdd.whenRepeat << CHARACTER_BETWEEN_SECTIONTS << " " 
+	<< taskToAdd.lastCompleted.day << "/" << taskToAdd.lastCompleted.month 
+	<< "/" << taskToAdd.lastCompleted.year << std::endl;
+	taskList.close();
+}*/
+
+std::vector <std::string> removeCompleted(	const std::vector <std::string> fileList, 
+											const std::vector <Task> tasksToday)
+{
+	std::vector <std::string> tempList = fileList;
+
+	for(unsigned int i = 0; i < tasksToday.size(); i++)
+	{
+		std::vector<std::string>::iterator currLine = 	tempList.begin() + 
+														tasksToday.at(i).number;
+		if(tasksToday.at(i).completed) tempList.erase(currLine);
+		else
+		{
+			std::string lineS = taskToString(tasksToday.at(i));
+			tempList.at(tasksToday.at(i).number) = lineS;
+
+		}
+	}
+	return tempList;
+}
+
+void vectorToFile(const std::vector <std::string> strings, std::ofstream &file)
+{
+	for(unsigned int i = 0; i < strings.size(); i++)
+	{
+		file << strings.at(i) << std::endl;
+	}
+}
+
+
+void outputFile(const std::vector <std::string> fileLines)
+{
+	std::ofstream taskList;
+	taskList.open(FILE_NAME_NORMAL_TASK);
+	vectorToFile(fileLines, taskList);
+}
+
+std::vector <std::string> fileToVector(std::ifstream &file, std::vector <std::string> strings)
+{
+	std::string line;
+	if(file.is_open())
+	{
+		while(getline(file, line))
+		{
+			strings.push_back(line);
+		}
+		file.close();
+	}
+	return strings;
+}
+
+std::vector <std::string> readList()
+{
+	std::ifstream taskList (FILE_NAME_NORMAL_TASK);
+	std::vector <std::string> fileLines;
+	return fileToVector(taskList, fileLines);
+}
+
+#endif
\ No newline at end of file
diff --git a/getters.cpp b/getters.cpp
new file mode 100644
index 0000000..fc8e16f
--- /dev/null
+++ b/getters.cpp
@@ -0,0 +1,137 @@
+#ifndef GETTERS_CPP
+#define GETTERS_CPP
+
+#include <vector>
+#include "dataStructures.hpp"
+
+std::string stringToTaskTitle(const std::string s)
+{
+	size_t firstCharacter = s.find(CHARACTER_BETWEEN_SECTIONTS);
+	return s.substr(0, firstCharacter);
+}
+
+std::string stringToTime(const std::string s)
+{
+	size_t firstCharacter = s.find(CHARACTER_BETWEEN_SECTIONTS);
+	return  s.substr(firstCharacter + SPACE_BETWEEN_TASK_PARTS, TIME_LENGTH);
+}
+
+std::string stringToStringDate(const std::string s)
+{
+	size_t firstCharacter = s.find(CHARACTER_BETWEEN_SECTIONTS);
+	return s.substr(firstCharacter + SPACE_BETWEEN_TASK_PARTS, DATE_LENGTH);
+}
+
+Date stringToRealDate(const std::string s)
+{
+	Date newDate;
+	newDate.day = std::stoi(s.substr(0, DAY_LENGTH));
+	newDate.month = std::stoi(s.substr(MONTH_START, MONTH_LENGTH));
+	newDate.year = std::stoi(s.substr(YEAR_START, YEAR_LENGTH));
+	return newDate;
+}
+
+int stringToWhenRepeat(const std::string s)
+{
+	size_t firstCharacter = s.find(CHARACTER_BETWEEN_SECTIONTS);
+	size_t secondCharacter = s.find(CHARACTER_BETWEEN_SECTIONTS, 
+	firstCharacter + SPACE_BETWEEN_TASK_PARTS);
+	return std::stoi(s.substr(secondCharacter + SPACE_BETWEEN_TASK_PARTS, WHEN_REPEAT_LENGTH));
+}
+
+Task stringToTask(const std::string s, int &currentTaskNumber) 
+{
+	Task outputTask;
+	outputTask.title = stringToTaskTitle(s); 
+	//dividedTasks.at(i).time = stringToTime(s);
+	outputTask.date = stringToStringDate(s);
+	outputTask.realDate = stringToRealDate(outputTask.date);
+	outputTask.whenRepeat = stringToWhenRepeat(s);
+	outputTask.number = currentTaskNumber;
+	currentTaskNumber++;
+	return outputTask;
+}
+
+std::vector <Task> getDividedTasks(const std::vector <std::string> fileLines)
+{
+	std::vector <Task> dividedTasks(fileLines.size());
+	int currentTaskNumber = 0;
+	for(unsigned int i = 0; i < fileLines.size(); i++)
+	{
+		std::string currentLine = fileLines.at(i);
+		dividedTasks.at(i) = stringToTask(currentLine, currentTaskNumber);
+	}
+	return dividedTasks;
+}
+
+
+/*
+std::vector <Time> getTime(std::vector <Task> dividedTasks)
+{
+	std::vector <Time> dividedTimes(dividedTasks.size());
+	for(unsigned int i = 0; i < dividedTasks.size(); i++)
+	{
+		std::string hourS = dividedTasks.at(i).time.substr(0, 2);
+		std::string minuteS = dividedTasks.at(i).time.substr(3, 2);
+		dividedTimes.at(i).hour = std::stoi(hourS);
+		dividedTimes.at(i).minute = std::stoi(minuteS);
+	}
+	return dividedTimes;
+}*/
+
+std::vector <Date> getDate(const std::vector <Task> dividedTasks)
+{
+	std::vector <Date> dividedDates(dividedTasks.size());
+	for(unsigned int i = 0; i < dividedTasks.size(); i++)
+	{
+		dividedDates.at(i) = stringToRealDate(dividedTasks.at(i).date);
+	}
+	return dividedDates;
+}
+
+std::vector <std::string> getTitlesFromTask(const std::vector <Task> tasks)
+{
+	std::vector <std::string> titles;
+	for(unsigned int i = 0; i < tasks.size(); i++)
+	{
+		titles.push_back(tasks.at(i).title);
+	}
+	return titles;
+}
+
+int getDaysFromMonth(const monthChecker month)
+{
+	if(month.isFebruary)
+	{
+		if(!month.isLeap) return DAYS_FEBRUARY_NOT_LEAP;
+		else return DAYS_FEBRUARY_LEAP;
+	}
+	
+	if(!month.isLongMonth) return DAYS_IN_SHORT_MONTH;
+	else return DAYS_IN_LONG_MONTH;
+	return 0;
+}
+
+int getDaysFromNormalDate(const Date realDate)
+{
+	return getDaysFromMonth(monthProperties(realDate.month, realDate.year));
+}
+
+#include "check.cpp"
+
+std::vector <Task> getTasksToday(const std::vector <Task> dividedTasks)
+{
+	std::vector <Task> tasksToday;
+	std::vector <Date> dividedDates = getDate(dividedTasks);
+	for(unsigned int i = 0; i < dividedTasks.size(); i++)
+	{
+		if(taskForToday(dividedDates.at(i))) 
+		{
+			tasksToday.push_back(dividedTasks.at(i));
+			tasksToday.at(tasksToday.size() - 1).show = 1;
+		}
+	}
+	return tasksToday;
+}
+
+#endif
\ No newline at end of file
diff --git a/input.cpp b/input.cpp
new file mode 100644
index 0000000..bc8c3c7
--- /dev/null
+++ b/input.cpp
@@ -0,0 +1,105 @@
+#ifndef INPUT_CPP
+#define INPUT_CPP
+
+#include <iostream>
+#include "dataStructures.hpp"
+#include "constants.hpp"
+#include "allFunctions.hpp"
+
+std::string inputTaskTitle(const int whatToCheck)
+{
+	std::string input;
+	system(CLEAR_SCREEN_WINDOWS);
+	do
+	{
+		print(INPUT_INFO.at(whatToCheck));
+		getline(std::cin, input);
+	}while(!validAddTaskInput(input, whatToCheck));
+	return input;
+}
+
+Date inputTaskDate(const int whatToCheck)
+{
+	std::string input;
+	system(CLEAR_SCREEN_WINDOWS);
+	do
+	{
+		print(INPUT_INFO.at(whatToCheck));
+		getline(std::cin, input);
+	}while(!validAddTaskInput(input, whatToCheck));
+	return stringToRealDate(input);
+}
+
+int inputTaskWhenRepeat(const int whatToCheck)
+{
+	std::string input;
+	system(CLEAR_SCREEN_WINDOWS);
+	do
+	{
+		print(INPUT_INFO.at(whatToCheck));
+		getline(std::cin, input);
+	}while(!validAddTaskInput(input, whatToCheck));
+	return std::stoi(input);
+}
+
+Task inputTask()
+{
+	Task fullTask;
+	fullTask.title = inputTaskTitle(CHECK_TITLE);
+	// fullTask.time = inputTaskOneLine(CHECK_TIME);
+	fullTask.realDate = inputTaskDate(CHECK_DATE);
+	fullTask.date = normalDateToString(fullTask.realDate);
+	fullTask.whenRepeat = inputTaskWhenRepeat(CHECK_WHEN_REPEAT);
+	return fullTask;
+} 
+
+int whenRepeatTask()
+{
+	std::string choiceS;
+	do{
+		print(WHEN_REPEAT_MENU);
+		getline(std::cin, choiceS);
+	}while(!checkRepeat(choiceS));
+	return charToInt(choiceS.at(0));
+}
+
+/*
+repeatTask inputRepeatingTask()
+{
+	repeatTask fullTask;
+	fullTask.title = inputTaskOneLine(CHECK_TITLE);
+	fullTask.whenRepeat = whenRepeatTask();
+	fullTask.lastCompleted.day = 1;
+	fullTask.lastCompleted.month = 1;
+	fullTask.lastCompleted.year = 2020;
+	return fullTask;
+} */
+
+
+int inputMenu()
+{
+	std::string choiceS;
+	do{
+		system(CLEAR_SCREEN_WINDOWS);
+		print(MENU);
+		getline(std::cin, choiceS);
+	}while(!checkMenu(choiceS));
+	return charToInt(choiceS.at(0));;
+}
+
+void continueProgram(const int &userChoice)
+{
+	if(userChoice == CHECK_TODAY) checkToday();
+	else if(userChoice == ADD_TASK) fileAddTask(inputTask());
+	else print("No such choice available");
+}
+
+bool menuLoop()
+{
+	int userChoice = inputMenu();
+	if(userChoice == QUIT) return 1;
+	else continueProgram(userChoice);
+	return 0;
+}
+
+#endif
\ No newline at end of file
diff --git a/main.cpp b/main.cpp
new file mode 100644
index 0000000..5df73de
--- /dev/null
+++ b/main.cpp
@@ -0,0 +1,32 @@
+#ifndef TO_DO_CPP
+#define TO_DO_CPP
+
+#include <chrono>
+#include <ctime>
+#include <iostream>
+#include <string> 
+#include <vector>
+#include <fstream>
+#include <windows.h>
+#include <conio.h>
+#include "dataStructures.hpp"
+#include "constants.hpp"
+#include "allfunctions.hpp"
+#include "basic.cpp"
+#include "valid.cpp"
+#include "check.cpp"
+#include "getters.cpp"
+#include "file.cpp"
+#include "output.cpp"
+#include "input.cpp"
+
+
+
+int main()
+{
+	bool end = 0;
+	while(!end) { end = menuLoop(); };
+	return 0;
+}
+
+#endif
\ No newline at end of file
diff --git a/output.cpp b/output.cpp
new file mode 100644
index 0000000..7e86237
--- /dev/null
+++ b/output.cpp
@@ -0,0 +1,163 @@
+#ifndef OUTPUT_CPP
+#define OUTPUT_CPP
+#include <conio.h>
+#include "allFunctions.hpp"
+#include "datastructures.hpp"
+
+
+void readTasksToday(const std::vector <Task> dividedTasks)
+{
+	std::vector <Date> dividedDates = getDate(dividedTasks);
+	for(unsigned int i = 0; i < dividedTasks.size(); i++)
+	{
+		if(taskForToday(dividedDates.at(i))) print(dividedTasks.at(i).title);
+	}
+}
+
+void printInfoAndTitlesColor(const std::string userInfo, const std::vector <Task> tasksToday, const int currentTask)
+{
+	system(CLEAR_SCREEN_WINDOWS);
+	print(userInfo);
+	printOneStringColor(tasksToday, currentTask);
+}
+
+std::vector <Task> getTasksTodayFromNothing()
+{
+	std::vector <std::string> fileList = readList();
+	std::vector <Task> dividedTasks = getDividedTasks(fileList);
+	std::vector <Task> tasksToday = getTasksToday(dividedTasks);
+	return tasksToday;
+}
+
+int up(int currentTask, const int maxTasks, const std::vector <Task> tasksToday)
+{
+	if(currentTask - 1 >= MIN_TASKS) currentTask--;
+	else currentTask = maxTasks;
+	printInfoAndTitlesColor(CHECK_TODAY_INFO, tasksToday, currentTask);
+	return currentTask;
+}
+
+int down(int currentTask, const int maxTasks, const std::vector <Task> tasksToday)
+{
+	if(currentTask + 1 <= maxTasks) currentTask++;
+	else currentTask = MIN_TASKS;
+	printInfoAndTitlesColor(CHECK_TODAY_INFO, tasksToday, currentTask);
+	return currentTask;
+}
+
+Task modifyRepeatNever(Task &currentTask)
+{
+	currentTask.completed = !currentTask.completed;
+	return currentTask;
+}
+
+
+Task modifyRepeatYear(Task &currentTask)
+{
+	currentTask.realDate.year++;
+	currentTask.date = normalDateToString(currentTask.realDate);
+	currentTask.show = 0;
+	return currentTask;
+}
+
+Task modifyRepeatMonth(Task &currentTask)
+{
+	if(currentTask.realDate.month == DECEMBER) 
+	{
+		modifyRepeatYear(currentTask);
+		currentTask.realDate.month = JANUARY;
+	}
+	else currentTask.realDate.month++;
+	currentTask.date = normalDateToString(currentTask.realDate);
+	currentTask.show = 0;
+	return currentTask;
+}
+
+Task modifyRepeatWeek(Task &currentTask)
+{
+	if(currentTask.realDate.day + DAYS_IN_WEEK >  getDaysFromNormalDate(currentTask.realDate))
+	{
+		currentTask.realDate.day = DAYS_IN_WEEK - (getDaysFromNormalDate(currentTask.realDate) - currentTask.realDate.day);
+		modifyRepeatMonth(currentTask);
+		currentTask.date = normalDateToString(currentTask.realDate);
+	}else
+	{
+		currentTask.realDate.day += DAYS_IN_WEEK;
+		currentTask.date = normalDateToString(currentTask.realDate);
+	}
+	currentTask.show = 0;
+	return currentTask;
+}
+
+Task modifyRepeatDay(Task &currentTask)
+{
+	if(currentTask.realDate.day + 1 > getDaysFromNormalDate(currentTask.realDate))
+	{
+		modifyRepeatMonth(currentTask);
+		currentTask.realDate.day = 1;
+		currentTask.date = normalDateToString(currentTask.realDate);
+	}else
+	{
+		currentTask.realDate.day++;
+		currentTask.date = normalDateToString(currentTask.realDate);
+	}
+	currentTask.show = 0;
+	return currentTask;
+}
+
+
+Task modifyDate(Task &currentTask)
+{
+	if(currentTask.whenRepeat == NEVER_REPEAT) return modifyRepeatNever(currentTask);
+	else if(currentTask.whenRepeat == EVERY_DAY) return modifyRepeatDay(currentTask);
+	else if(currentTask.whenRepeat == EVERY_WEEK) return modifyRepeatWeek(currentTask);
+	else if(currentTask.whenRepeat == EVERY_MONTH) return modifyRepeatMonth(currentTask);
+	else if(currentTask.whenRepeat == EVERY_YEAR) return modifyRepeatYear(currentTask);
+	else return currentTask;
+}
+
+std::vector <Task> space(const int currentTask, std::vector <Task> &tasksToday)
+{
+	if(tasksToday.size() == 0) return tasksToday;
+	modifyDate(tasksToday.at(currentTask));
+	printInfoAndTitlesColor(CHECK_TODAY_INFO, tasksToday, currentTask);
+	return tasksToday;
+}
+
+
+
+std::vector <Task> moveThroughTaskList(std::vector <Task> &tasksToday)
+{
+	int maxTasks = tasksToday.size() - 1;
+	int currentTask = MIN_TASKS;
+	int c = 0;
+	while(c != ESCAPE)
+    {
+		c = 0;
+        switch((c=getch())) 
+		{
+			case KEY_UP:
+				currentTask = up(currentTask, maxTasks, tasksToday);
+				break;
+			case KEY_DOWN:
+				currentTask = down(currentTask, maxTasks, tasksToday);
+				break;
+			case SPACE:
+				tasksToday = space(currentTask, tasksToday);
+				break;
+        }
+    }
+	return tasksToday;
+}
+
+std::vector <std::string> detectKeys()
+{
+	std::vector <Task> tasksToday = getTasksTodayFromNothing();
+	printInfoAndTitlesColor(CHECK_TODAY_INFO, tasksToday, MIN_TASKS);
+	tasksToday = moveThroughTaskList(tasksToday);
+	return removeCompleted(readList(), tasksToday);
+}
+
+void checkToday() { outputFile(detectKeys()); }
+
+#endif
\ No newline at end of file
diff --git a/valid.cpp b/valid.cpp
new file mode 100644
index 0000000..6d3baf7
--- /dev/null
+++ b/valid.cpp
@@ -0,0 +1,63 @@
+#ifndef VALID_HPP
+#define VALID_HPP
+
+#include <iostream>
+#include "dataStructures.hpp"
+#include "constants.hpp"
+#include "allFunctions.hpp"
+
+bool validString(const std::string s)
+{
+	for(unsigned int i = 0; i < s.length(); i++)
+	{
+		if(!charIsNumber(s.at(i)))
+		{
+			printErrorStringContainsNotNumber(s);
+			return 0;
+		}
+	}
+	return 1;
+}
+
+bool validNumberInput(const std::string input, const int min, const int max)
+{
+	if(!validString(input)) return 0;
+	int inputInt = std::stoi(input);
+	if(numberTooLow(inputInt, min)) return 0;
+	if(numberTooHigh(inputInt, max)) return 0;
+	return 1;
+}
+
+bool validStringLength(const std::string s, const int desiredLength)
+{
+	int stringLength = s.length();
+	if(stringLength != desiredLength)
+	{
+		printNotValidStringLength(s, desiredLength);
+		return 0;
+	}
+	return 1;
+}
+
+bool validCharacter(const char inputC, const char desiredC)
+{
+	if(inputC != desiredC) 
+	{
+		printInvalidCharacter(inputC, desiredC);
+		return 0;
+	}
+	return 1;
+}
+
+
+
+bool validAddTaskInput(const std::string input, const int inputType)
+{
+	if(inputType == CHECK_TITLE) return checkTitle(input);
+	//if(inputType == CHECK_TIME) return checkTime(input);
+	if(inputType == CHECK_DATE) return checkDate(input);
+	if(inputType == CHECK_WHEN_REPEAT) return checkWhenRepeat(input);
+	else return 0;
+}
+
+#endif
\ No newline at end of file