Code:
#include <iostream>
#include <iomanip>
#include <fstream>
#include <limits>
using namespace std;
class student
{
string name;
string id;
int credit[46];
float pointer[46];
float gpa[8];
float totalCredit;
float cgpa=0;
float sumTotalCredit;
float credpoint;
int sem, currentSub;