<u>C++ program that can be used to determine grades at the end of the semester</u>
#include <bits/stdc++.h>
using namespace std;
void func()
//Defining function
{
int m;
double stu[60][10];
cout<<"Enter number of students\n";
//taking input
cin>>m;
for(int i=0;i<m;i++)
{
cout<<"Enter Student Number: ";
cin>>stu[i][0];
cout<<"Enter the four grades of student "<<stu[i][0]<<endl;
cin>>stu[i][1];
cin>>stu[i][2];
cin>>stu[i][3];
cin>>stu[i][4];
}
//Calculating first grade average and second grade average
for(int i=0;i<m;i++)
{
stu[i][5] = (stu[i][1] + stu[i][2] + stu[i][3] + stu[i][4])/4;
stu[i][6] = (0.3*stu[i][1] + 0.2*stu[i][2] + 0.2*stu[i][3] + 0.3*stu[i][4]);
}
double sumFAvg=0,sumSAvg=0;
double classFAvg,classSAvg;
//Calculating average of first and second grades
for(int i=0;i<m;i++)
{
sumFAvg = sumFAvg + stu[i][5];
sumSAvg = sumSAvg + stu[i][6];
}
classFAvg = sumFAvg/m;
classSAvg = sumSAvg/m;
cout<<"-----------Class Info ------------------\n";
cout<<"StudentID Grade1 Grade2 Grad3 Grad4 FirstGrade SecondGrade\n";
for(int i=0;i<m;i++)
{
cout<<stu[i][0]<<"\t\t"<<stu[i][1]<<"\t"<<stu[i][2]<<"\t"<<stu[i][3]<<"\t"<<stu[i][4]
<<"\t"<<stu[i][5]<<"\t"<<stu[i][6]<<endl;
}
cout<<"Class First Grade Average: "<<classFAvg<<endl;
//printing output
cout<<"Class Second Grade Average: "<<classSAvg<<endl;
}
int main()
//driver function
{ double sumFAvg=0,sumSAvg=0;
double classFAvg,classSAvg;
int m;
double stu[60][10];
func();
//calling function
return 0;
}
<u>Output</u>
Enter number of students 3
Enter Student Number:1 Enter the four grades of student 1- 50 60 70 80
Enter Student Number:2 Enter the four grades of student 2
-30 4 50 6
Enter Student Number:3 Enter the four grades of student 3
- 10 2 30 40
-----------Class Info ------------------
StudentID Grade1 Grade2 Grad3 Grad4 FirstGrade SecondGrade
1 50 60 70 80 65 65
2 30 4 50 6 22.5 21.6
3 10 2 30 40 20.5 21.4
Class First Grade Average: 36
Class Second Grade Average: 36
