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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. class student
  5. {
  6. protected:
  7.     string name;
  8.     int roll;
  9.     int age;
  10. public:
  11.     student(string n, int r, int a)
  12.     {
  13.         name = n;
  14.         roll = r;
  15.         age = a;
  16.     }
  17. };
  18.  
  19. class test : public student
  20. {
  21. protected:
  22.     int sub[5];
  23. public:
  24.     test() : student("", 0, 0) {}
  25.  
  26.     void marks()
  27.     {
  28.         cout << "Enter marks in 5 subjects: " << endl;
  29.         cin >> sub[0] >> sub[1] >> sub[2] >> sub[3] >> sub[4];
  30.     }
  31.  
  32.     void display()
  33.     {
  34.         cout << "Name : " << name << "\nRoll number : " << roll << "\nAge: " << age << endl;
  35.         cout << "Marks in 5 subjects : " << sub[0] << ", " << sub[1] << ", " << sub[2] << ", " << sub[3] << ", " << sub[4] << endl;
  36.     }
  37. };
  38.  
  39. class sports
  40. {
  41. protected:
  42.     int sportmarks;
  43. public:
  44.     sports(int sm)
  45.     {
  46.         sportmarks = sm;
  47.     }
  48. };
  49.  
  50. class result : public test, public sports
  51. {
  52.     int tot;
  53.     float perc;
  54. public:
  55.     result() : test(), sports(0) {}
  56.  
  57.     void calc()
  58.     {
  59.         tot = sportmarks;
  60.         for(int i = 0; i < 5; i++)
  61.             tot = tot + sub[i];
  62.         perc = (tot / 600.0) * 100;
  63.         cout << "Total: " << tot << "\nPercentage: " << perc << endl;
  64.     }
  65. };
  66.  
  67. int main()
  68. {
  69.     student ob1("Name", 781, 19);
  70.     sports ob2(78);
  71.     result ob;
  72.     ob.marks();
  73.     ob.display();
  74.     ob.calc();
  75. }
Success #stdin #stdout 0.01s 5560KB
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stdin
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1 2 3 4 5
stdout
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Enter marks in 5 subjects: 
Name : 
Roll number : 0
Age: 0
Marks in 5 subjects : 1, 2, 3, 4, 5
Total: 15
Percentage: 2.5
https://ideone.com/CjJEQr
language:
C++ (gcc 8.3)
created:
4 years ago
visibility:
public

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