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  1. #include <iostream>
  2.  
  3. using namespace std;
  4.  
  5. int calculateAge(int birthYear, int birthMonth, int birthDay, int currentYear, int currentMonth, int currentDay)
  6. {
  7.  
  8.   int age;
  9.  
  10.   age= currentYear - birthYear;
  11.  
  12.   if(currentMonth < birthMonth || (currentMonth == birthMonth && currentDay < birthDay))
  13.   {
  14.     age--;
  15.   }
  16.   return age;
  17. }
  18. int main(){
  19.  
  20.   int birthYear, birthMonth, birthDay;
  21.   int currentYear, currentMonth, currentDay;
  22.  
  23.   cout<<"Enter Your Birth Year: " << endl;
  24.   cin>>birthYear;
  25.   cout<<"Enter Your Birth Month: " << endl;
  26.   cin>>birthMonth;
  27.   cout<<"Enter Your Birth Day: " << endl;
  28.   cin>>birthDay;
  29.  
  30.   cout<<"Enter Current Year: " << endl;
  31.   cin>>currentYear;
  32.   cout<<"Enter Current Month: " << endl;
  33.   cin>>currentMonth;
  34.   cout<<"Enter Current Day: " << endl;
  35.   cin>>currentDay;
  36.  
  37.   int age = calculateAge(birthYear, birthMonth, birthDay, currentYear, currentMonth, currentDay);
  38.   cout<<"You are now"<< age <<"year/s old";
  39.  
  40.   return 0;
  41. }
Success #stdin #stdout 0.01s 5284KB
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stdin
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Standard input is empty
stdout
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Enter Your Birth Year: 
Enter Your Birth Month: 
Enter Your Birth Day: 
Enter Current Year: 
Enter Current Month: 
Enter Current Day: 
You are now1867989469year/s old
https://ideone.com/33MTSd
language:
C++ (gcc 8.3)
created:
5 hours ago
visibility:
public

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