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  1. #include <iostream>
  2. using namespace std;
  3. class Student{
  4. public:
  5.     double attn;
  6.     int n;
  7.     double *grades;
  8.     double CGPA;
  9.  
  10.     Student(){
  11.         attn=0;
  12.         n=0;
  13.         grades=nullptr;
  14.     }
  15.     Student(double attn, int n, double* grades){
  16.         this->attn=attn;
  17.         this->n=n;
  18.         this->grades=new double[n];
  19.         for(int i=0;i<n;i++){
  20.             this->grades[i]=grades[i];
  21.         }
  22.     }
  23.     ~Student(){
  24.         delete[] grades;
  25.     }
  26.     double calculateGradeSumOfCourses(){
  27.         double sum=0;
  28.         for(int i=0;i<n;i++){
  29.             sum+=grades[i];
  30.         }
  31.         return sum;
  32.     }
  33.     void calculateCGPA(){
  34.         if(n==0) {
  35.             CGPA=0;
  36.             return;
  37.         }
  38.         double sum=calculateGradeSumOfCourses();
  39.         CGPA=sum/n;
  40.     }
  41. };
  42.  
  43.  
  44. class L4Student : public Student{
  45. public:
  46.     double thesis;
  47.  
  48.     L4Student(){
  49.         thesis=0;
  50.     }
  51.  
  52.     L4Student(double attn, int n, double* grades, double thesis): Student(attn, n, grades){
  53.         this->thesis=thesis;
  54.     }
  55.     void calculateCGPA(){
  56.         if(n==0) {
  57.             CGPA=0;
  58.             return;
  59.         }
  60.         double sum=calculateGradeSumOfCourses();
  61.         sum+=thesis;
  62.         CGPA=sum/(n+1);
  63.     } 
  64. };
  65.  
  66.  
  67. int main(){
  68.     double gradesOfS[]={4.00, 3.75, 3.75, 3.5, 4.00};
  69.     Student s(1, 5, gradesOfS);
  70.  
  71.     s.calculateCGPA();
  72.     cout<<s.CGPA<<endl;
  73.  
  74.     double gradesOfL4S[]={4.00, 3.75, 3.5, 3.5, 2.50};
  75.     L4Student l4s(0.75, 5, gradesOfL4S, 4.00);
  76.  
  77.     l4s.calculateCGPA();
  78.     cout<<l4s.CGPA<<endl;
  79.     return 0;
  80. }
  81.  
Success #stdin #stdout 0s 5324KB
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3.8
3.54167
https://ideone.com/rVkevm
language:
C++ (gcc 8.3)
created:
1 hour ago
visibility:
public

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