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  1. #include <string>
  2. #include <algorithm>
  3. #include <iostream>
  4. #include <iomanip>
  5.  
  6. struct Student
  7. {
  8.     std::string name;        //name of student
  9.     double average;     //average grades for student
  10.     int max;            //holds max grade for student
  11.     int min;            //holds min grade for student
  12.     Student() : max(0), min(0), average(0) {}
  13. };
  14.  
  15. const int MAX_STUDENTS = 25;  
  16. const int MAX_GRADES = 3;     
  17.  
  18. Student studentNum[MAX_STUDENTS]; 
  19. int grades[MAX_STUDENTS][MAX_GRADES];
  20.  
  21. using namespace std;
  22.  
  23. void displayMax(Student* students, int grades[][MAX_GRADES], int studentCount)
  24. {
  25.     //get max grade for each student
  26.     for (int i = 0; i < studentCount; i++)
  27.         students[i].max = *std::max_element(&grades[i][0], &grades[i][MAX_GRADES]); 
  28.  
  29.     // sort students based on max
  30.     std::sort(students, students + studentCount, [](const Student& s1, const Student& s2)
  31.     { return s1.max > s2.max;});
  32.  
  33.     // output results
  34.     cout << "\n";
  35.     for (int i = 0; i < studentCount; ++i)
  36.         cout << students[i].name << "  " << students[i].max << "\n";
  37. }
  38.  
  39. int main()
  40. {
  41.     studentNum[0].name = "Joe";
  42.     grades[0][0] = 50;
  43.     grades[0][1] = 100;
  44.     grades[0][2] = 86;
  45.  
  46.     studentNum[1].name = "Jack";
  47.     grades[1][0] = 70;
  48.     grades[1][1] = 80;
  49.     grades[1][2] = 95;
  50.  
  51.     studentNum[2].name = "Jill";
  52.     grades[2][0] = 75;
  53.     grades[2][1] = 95;
  54.     grades[2][2] = 50;
  55.  
  56.     displayMax(studentNum, grades, 3);
  57. }
  58.  
Success #stdin #stdout 0s 3464KB
comments (?)
stdin 
Standard input is empty
stdout 
Joe  100
Jack  95
Jill  95
https://ideone.com/52aayU
language:
C++14 (gcc 8.3)
created:
9 years ago
visibility:
public

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