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  1. #include <iostream>
  2. #include <iomanip>
  3. #include <string>
  4. #include <vector>
  5. #include <algorithm>
  6. using namespace std;
  7.  
  8. class Person
  9. {
  10. 	string first;
  11.     string last;
  12.     int age;
  13.  
  14. public:
  15. 	Person(string first_name, string last_name, int the_age);
  16.  
  17. 	string getFirstName() const { return first; }
  18. 	string getLastName() const { return last; }
  19.     int getAge() const { return age; }
  20. };
  21.  
  22. Person::Person(string first_name, string last_name, int the_age){
  23. 	first = first_name;
  24. 	last = last_name;
  25. 	age = the_age;
  26. } 
  27.  
  28. int main()
  29. {
  30. 	vector<Person> people;
  31. 	people.emplace_back("John", "Cool-Johnson", 15);
  32. 	people.emplace_back("Paul", "Bob", 1000);
  33.  
  34. 	string::size_type max_fname = 10;
  35. 	string::size_type max_lname = 9;
  36. 	string::size_type max_age = 3;
  37.  
  38. 	for(const Person &p : people)
  39. 	{
  40.     	max_fname = max(max_fname, p.getFirstName().size());
  41. 	    max_lname = max(max_lname, p.getLastName().size());
  42.     	max_age = max(max_age, to_string(p.getAge()).size());
  43. 	}
  44.  
  45. 	cout << left << setfill(' ');
  46. 	cout << setw(max_fname) << "First Name" << "  " << setw(max_lname) << "Last Name" << "  " << setw(max_age) << "Age" << "\n";
  47. 	cout << setfill('-');
  48. 	cout << setw(max_fname) << "" << "  " << setw(max_lname) << "" << "  " << setw(max_age) << "" << "\n";
  49. 	cout << setfill(' ');
  50.  
  51. 	for(const Person &p : people)
  52. 	{
  53.     	cout << setw(max_fname) << p.getFirstName() << "  " << setw(max_lname) << p.getLastName() << "  " << setw(max_age) << p.getAge() << "\n";
  54. 	}
  55.  
  56. 	cout << people.size() << " people\n";
  57.  
  58. 	return 0;
  59. }
Success #stdin #stdout 0s 5524KB
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stdin
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Standard input is empty
stdout
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First Name  Last Name     Age 
----------  ------------  ----
John        Cool-Johnson  15  
Paul        Bob           1000
2 people
https://ideone.com/SsateY
language:
C++ 4.3.2 (gcc-4.3.2)
created:
4 years ago
visibility:
public

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