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  1. #include <iostream>
  2. #include <sstream>
  3. #include <string>
  4. #include <algorithm>
  5. #include <vector>
  6.  
  7. class student
  8. {
  9. public:
  10.     std::string firstName;
  11.     std::string lastName;
  12.     float gpa;
  13.  
  14.     student() {};
  15.     student(std::string last, std::string first, double grade)
  16.     {
  17.         firstName = first;
  18.         lastName = last;
  19.         gpa = grade;
  20.     };
  21. };
  22.  
  23. int main()
  24. {
  25. 	std::vector<student> list;
  26. 	student current_student;
  27.  
  28. 	std::cout << "input data:" << std::endl;
  29.  
  30. 	int count = 0;
  31. 	std::string line;
  32. 	std::getline(std::cin, line);
  33. 	std::istringstream iss(line);
  34.  
  35.  
  36. 	while ((iss >> current_student.lastName) && (iss >> current_student.firstName) && (iss >> current_student.gpa))
  37. 	{
  38. 		list.push_back(current_student);
  39. 		count++;
  40. 	}
  41.  
  42.     for ( int i = 0; i < count-1; i++)
  43.     {
  44.         if (list[i].lastName > list[i + 1].lastName)
  45.         {
  46.             std::swap (list[i], list[i+1]);
  47.         }
  48.     }
  49.  
  50.     for ( int i = 0; i < count-1; i++)
  51.     {
  52.         if (list[i].firstName > list[i + 1].firstName)
  53.         {
  54.             std::swap (list[i], list[i+1]);
  55.         }
  56.     }
  57.  
  58.  
  59.     for(int i = 0; i < count; i++)
  60.     {
  61.         std::cout << list[i].lastName << " " << list[i].firstName << " " << list[i].gpa << std::endl;
  62.     }
  63.  
  64.     return 0;
  65. }
Success #stdin #stdout 0s 3484KB
comments (?)
stdin 
Ware Henry 87.2 Dantes Edmond 91.4 Earhart Amelia 92.6
stdout 
input data:
Earhart Amelia 92.6
Dantes Edmond 91.4
Ware Henry 87.2
https://ideone.com/Y9jOkt
language:
C++ (gcc 8.3)
created:
11 years ago
visibility:
public

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