В группе студентов определи средний балл каждого за последнюю сессию, распечатать Ф.И.О. студентов со средним баллом не меньше 4, остальных рассор

#include <stdio.h>
#include <conio.h>
#include <string.h>
#include <ctype.h>
 
#include <fstream>
 
typedef struct Student
{
    char name[256];
    int* grades;
    int count;
    double average;
} STUDENT;
 
#define N 100
 
using namespace std;
 
void swap(STUDENT& s1, STUDENT& s2);
 
int main()
{
    const char* filename[2] = { "d:\\input.txt", "d:\\output.txt" };
    ifstream ifs(filename[0],ifstream::in);
    ofstream ofs(filename[1],ofstream::out);
    
    STUDENT* pStudents = new STUDENT[N];
    memset((void*)pStudents, 0x00, sizeof(STUDENT) * N);
 
    char* line = new char[256]; int x = 0;
    while (ifs.peek() >= 0 && ifs.getline(line,256))
    {
        char* buf = NULL; 
        char name[256] = "\0", data[256] = "\0";
        if ((buf = strstr(line," #")) != NULL)
        {
            int i = 0, k = 0;
            while (*line != *buf) name[i++] = *line++;
            while (!isdigit(*line)) *line++;
 
            strcpy(pStudents[x].name,name);
 
            int q = 0, *grades = new int[256];
            char* value = strtok(line,",");
            while (value != NULL && q < 256)
            {
                grades[q++] = atoi(value);
                value = strtok(NULL,",");
            }
 
            pStudents[x].grades = new int[q];
            memcpy((void*)pStudents[x].grades, grades, sizeof(int) * q);
 
            pStudents[x].count = q;
 
            delete[] grades;
        }
 
        x++;
    }
 
    STUDENT* pStudents2 = new STUDENT[N];
    memset((void*)pStudents2, 0x00, sizeof(STUDENT) * N);
 
    for (int i = 0, d = 0; strcmp("\0",pStudents[i].name) < 0; i++)
    {
        double nAvg = 0.0;
        for (int k = 0; k < pStudents[i].count; k++)
            nAvg+=(double)pStudents[i].grades[k] / pStudents[i].count;
 
        pStudents[i].average = nAvg;
        if (pStudents[i].average >= 4.0)
        {
            ofs << pStudents[i].name << " - ";
            for (int q = 0; q < pStudents[i].count; q++)
                ofs << pStudents[i].grades[q] << " ";
            ofs << "avg = " << pStudents[i].average << endl;
        }
 
        else pStudents2[d++] = pStudents[i];
    }
 
    for (int t1 = 0; strcmp("\0",pStudents2[t1].name) < 0; t1++)
    {
        int max = t1;
        for (int t2 = t1+1; strcmp("\0",pStudents2[t2].name) < 0; t2++)
            max = (pStudents2[t2].average > pStudents2[max].average) ? t2 : max;
        swap(pStudents2[t1],pStudents2[max]);
    }
 
    ofs << endl;
 
    for (int z1 = 0; strcmp("\0",pStudents2[z1].name) < 0; z1++)
    {
        ofs << pStudents2[z1].name << " # ";
        for (int z2 = 0; z2 < pStudents2[z1].count; z2++)
            ofs << pStudents2[z1].grades[z2] << " ";
        ofs << "avg = " << pStudents2[z1].average << endl;
    }
 
    ifs.close();
    ofs.close();
 
    _getch();
 
    return 0;
}
 
void swap(STUDENT& s1, STUDENT& s2)
 { STUDENT _ts = s1; s1 = s2; s2 = _ts; }