Apni Age calculate karen ** (Age calculator in c++)**

[Arslan-vu]

#include <iostream>
using namespace std;

int main()
{
system("CLS");
int byear, bmaand, bdag, hjaar, hmaand, hdag, ljaar, lmaand, ldag, tjaar, tmaand, tdag;
char vraag1;
cout << "\n\n\t\t__________ "" Age Calculator __________\n\n";
cout << "\nIn which year where you born? (Example: 1995) ";
cin >> byear;
cout << endl << "In which month were you born? " << endl << endl;
cout << " 1) January \n 2) February \n 3) March \n 4) April \n 5) May \n 6) June \n 7) July";
cout << endl << " 8) August \n 9) September \n 10) October \n 11) November \n 12) December";
cout << endl << endl << "Enter a value: ";
cin >> bmaand;

cout << endl << "On which day of the month were you born? ";
cin >> bdag;
if(bmaand == 1 || bmaand == 3 || bmaand == 5 || bmaand == 7 || bmaand == 8 || bmaand == 10 || bmaand == 12)
{
while(bdag <= 0 || bdag > 31)
{
system("CLS");
cout << endl << bdag << " is an invalid value for a day of a month." << endl;
cout << "Enter a valid value. 1 to 31 are valid values: ";
cin >> bdag;
}

}
if(bmaand == 4 || bmaand == 6 || bmaand == 9 || bmaand == 11)
{
while(bdag <= 0 || bdag > 30)
{
system("CLS");
cout << endl << bdag << " is an invalid value for a day of a month." << endl;
cout << "Enter a valid value. 1 to 30 are valid values: ";
cin >> bdag;
}

}

if(bmaand == 1)
{
system("CLS");
cout << endl << "You were born on the " << bdag << "th January " << byear << "." << endl;
cout << endl << "Is that right? (Y/N) ";
cin >> vraag1;
if(vraag1 != 'Y' && vraag1 != 'y')
{
cout << endl << "The program will be restarted so you can enter your ";
cout << "data again." << endl << endl;
system("pause");
main();
}
}
if(bmaand == 2)
{
system("CLS");
cout << endl << "You were born on the " << bdag << "th February " << byear << "." << endl;
cout << endl << "Is that right? (Y/N) ";
cin >> vraag1;
if(vraag1 != 'Y' && vraag1 != 'y')
{
cout << endl << "The program will be restarted so you can enter your ";
cout << "data again." << endl << endl;
system("pause");
main();
}
}
if(bmaand == 3)
{
system("CLS");
cout << endl << "You were born on the " << bdag << "th March " << byear << "." << endl;
cout << endl << "Is that right? (Y/N) ";
cin >> vraag1;
if(vraag1 != 'Y' && vraag1 != 'y')
{
cout << endl << "The program will be restarted so you can enter your ";
cout << "data again." << endl << endl;
system("pause");
main();
}
}
if(bmaand == 4)
{
system("CLS");
cout << endl << "You were born on the " << bdag << "th April " << byear << "." << endl;
cout << endl << "Is that right? (Y/N) ";
cin >> vraag1;
if(vraag1 != 'Y' && vraag1 != 'y')
{
cout << endl << "The program will be restarted so you can enter your ";
cout << "data again." << endl << endl;
system("pause");
main();
}
}
if(bmaand == 5)
{
system("CLS");
cout << endl << "You were born on the " << bdag << "th May " << byear << "." << endl;
cout << endl << "Is that right? (Y/N) ";
cin >> vraag1;
if(vraag1 != 'Y' && vraag1 != 'y')
{
cout << endl << "The program will be restarted so you can enter your ";
cout << "data again." << endl << endl;
system("pause");
main();
}
}
if(bmaand == 6)
{
system("CLS");
cout << endl << "You were born on the " << bdag << "th June " << byear << "." << endl;
cout << endl << "Is that right? (Y/N) ";
cin >> vraag1;
if(vraag1 != 'Y' && vraag1 != 'y')
{
cout << endl << "The program will be restarted so you can enter your ";
cout << "data again." << endl << endl;
system("pause");
main();
}
}
if(bmaand == 7)
{
system("CLS");
cout << endl << "You were born on the " << bdag << "th July " << byear << "." << endl;
cout << endl << "Is that right? (Y/N) ";
cin >> vraag1;
if(vraag1 != 'Y' && vraag1 != 'y')
{
cout << endl << "The program will be restarted so you can enter your ";
cout << "data again." << endl << endl;
system("pause");
main();
}
}
if(bmaand == 8)
{
system("CLS");
cout << endl << "You were born on the " << bdag << "th August " << byear << "." << endl;
cout << endl << "Is that right? (Y/N) ";
cin >> vraag1;
if(vraag1 != 'Y' && vraag1 != 'y')
{
cout << endl << "The program will be restarted so you can enter your ";
cout << "data again." << endl << endl;
system("pause");
main();
}
}
if(bmaand == 9)
{
system("CLS");
cout << endl << "You were born on the " << bdag << "th September " << byear << "." << endl;
cout << endl << "Is that right? (Y/N) ";
cin >> vraag1;
if(vraag1 != 'Y' && vraag1 != 'y')
{
cout << endl << "The program will be restarted so you can enter your ";
cout << "data again." << endl << endl;
system("pause");
main();
}
}
if(bmaand == 10)
{
system("CLS");
cout << endl << "You were born on the " << bdag << "th October " << byear << "." << endl;
cout << endl << "Is that right? (Y/N) ";
cin >> vraag1;
if(vraag1 != 'Y' && vraag1 != 'y')
{
cout << endl << "The program will be restarted so you can enter your ";
cout << "data again." << endl << endl;
system("pause");
main();
}
}
if(bmaand == 11)
{
system("CLS");
cout << endl << "You were born on the " << bdag << "th November " << byear << "." << endl;
cout << endl << "Is that right? (Y/N) ";
cin >> vraag1;
if(vraag1 != 'Y' && vraag1 != 'y')
{
cout << endl << "The program will be restarted so you can enter your ";
cout << "data again." << endl << endl;
system("pause");
main();
}
}
if(bmaand == 12)
{
system("CLS");
cout << endl << "You were born on the " << bdag << "th December " << byear << "." << endl;
cout << endl << "Is that right? (Y/N) ";
cin >> vraag1;
if(vraag1 != 'Y' && vraag1 != 'y')
{
cout << endl << "The program will be restarted so you can enter your ";
cout << "data again." << endl << endl;
system("pause");
main();
}
}
system("CLS");
cout << endl << "Which year is it now? ";
cin >> hjaar;

cout << endl << "Which month is it now? " << endl << endl;
cout << " 1) January \n 2) February \n 3) March \n 4) April \n 5) May \n 6) June \n 7) July";
cout << endl << " 8) August \n 9) September \n 10) October \n 11) November \n 12) December";
cout << endl << endl << "Enter a value: ";
cin >> hmaand;


cout << endl << "Which day of the month is it now? ";
cin >> hdag;
if(hmaand == 1 || hmaand == 3 || hmaand == 5 || hmaand == 7 || hmaand == 8 || hmaand == 10 || hmaand == 12)
{

}
if(hmaand == 4 || hmaand == 6 || hmaand == 9 || hmaand == 11)
{
while(hdag <= 0 || hdag > 30)
{
system("CLS");
cout << endl << bdag << " is an invalid value for a day of the month." << endl;
cout << "1 to 30 are valid values. Enter a valid value: ";
cin >> bdag;
}

}
if(hmaand == 2)
{
if(hjaar%4 == 0)
{
if(hjaar%100 == 0 && hjaar%400 != 0)
{
while(hdag <= 0 || hdag > 28)
{
system("CLS");
cout << endl << bdag << " is an invalid value for a day of the month." << endl;
cout << "1 to 28 are valid values. Enter a valid value: ";
cin >> bdag;
}
}
else
{
while(hdag <= 0 || hdag > 29)
{
system("CLS");
cout << endl << bdag << " is an invalid value for a day of the month." << endl;
cout << "1 to 29 are valid values. Enter a valid value: ";
cin >> bdag;
}
}
}
else
{
while(hdag <= 0 || hdag > 28)
{
system("CLS");
cout << endl << bdag << " is an invalid value for a day of the month." << endl;
cout << "1 to 28 are valid values. Enter a valid value: ";
cin >> bdag;
}
}
}
if(hjaar == byear && hmaand == bmaand && hdag < bdag)
{
system("CLS");
cout << endl << "You aren't born yet. This program is only intended for the people who are born." << endl;
cout << "Just wait a few days, or enter a valid day: ";
cin >> hdag;
}
cout << endl << "The system is calculating your age..." << endl << endl;
ljaar = hjaar - byear;
lmaand = hmaand - bmaand;
ldag = hdag - bdag;
if(lmaand < 0)
{
ljaar = ljaar - 1;
lmaand = 12 + lmaand;
}
if(ldag < 0 && lmaand == 0)
{
ljaar = ljaar - 1;
lmaand = 12 - 1;
if(hmaand == 1 || hmaand == 3 || hmaand == 5 || hmaand == 7 || hmaand == 8 || hmaand == 10 || hmaand == 12)
{
ldag = 31 + ldag;
}
if(hmaand == 4 || hmaand == 6 || hmaand == 9 || hmaand == 11)
{
ldag = 30 + ldag;
}
if(hmaand == 2)
{
ldag = 28 + ldag;
if(hjaar%4 == 0)
{
ldag = 29 + ldag;
if(hjaar%100 == 0 && hjaar%400 != 0)
{
ldag = 28 + ldag;
}
}
}
}
if(ldag < 0 && lmaand != 0)
{
lmaand = lmaand - 1;
if(hmaand == 1 || hmaand == 3 || hmaand == 5 || hmaand == 7 || hmaand == 8 || hmaand == 10 || hmaand == 12)
{
ldag = 32 + ldag;
}
if(hmaand == 4 || hmaand == 6 || hmaand == 9 || hmaand == 11)
{
ldag = 31 + ldag;
}
if(hmaand == 2)
{
ldag = 29 + ldag;
if(hjaar%4 == 0)
{
ldag = 30 + ldag;
if(hjaar%100 == 0 && hjaar%400 != 0)
{
ldag = 29 + ldag;
}
}
}
}
cout << "Birthyear: " << byear << endl;
cout << "Birthmonth: " << bmaand << endl;
cout << "Birthday: " << bdag << endl << endl;
if(ldag != 1 && lmaand != 1)
{
cout << "You are " << ljaar << " years, " << lmaand << " months and " << ldag << " days old.";
}
if(ldag == 1 && lmaand == 1)
{
cout << "You are " << ljaar << " years, " << lmaand << " month and " << ldag << " day old.";
}
if(ldag != 1 && lmaand == 1)
{
cout << "You are " << ljaar << " years, " << lmaand << " month and " << ldag << " days old.";
}
if(ldag == 1 && lmaand != 1)
{
cout << "You are " << ljaar << " years, " << lmaand << " months and " << ldag << " day old.";
}
if(ljaar == 0 && lmaand == 0 && ldag == 0)
{
cout << endl << "You are just born!" << endl;
}
if(ljaar != 0 && lmaand == 0 && ldag == 0)
{
cout << endl << endl << "Happy birthday! You have become " << ljaar << " years old now!" << endl;
}
cout << endl << endl;

system("pause");
return 0;
}