#include <stdio.h>
#include <stdlib.h>
#include <string.h>

#define MAX 128

struct student
{
    char surname[MAX];
    int exams[3];
    double av;
} st[MAX];

typedef struct student struct_t[MAX];

int struct_input(struct_t st, int n)
{
    for (int i = 0; i < n; i++)
    {
        printf("Input Surname: ");
        if (scanf("%s", st[i].surname) != 1)
            return EXIT_FAILURE;

        printf("Input marks: ");
        if (scanf("%d %d %d", &st[i].exams[0], &st[i].exams[1], &st[i].exams[2]) != 3)
            return EXIT_FAILURE;
    }
    return EXIT_SUCCESS;
}

int struct_output(struct_t st, int n)
{
    for (int i = 0; i < n - 2; i++)
    {
        printf("\nSurname is %s", st[i].surname);
        printf("\nMarks are: %d %d %d", st[i].exams[0], st[i].exams[1], st[i].exams[2]);
        st[i].av = (st[i].exams[0] + st[i].exams[1] + st[i].exams[2]) / 3.0;
        printf("\nAverage score is: %lf", st[i].av);
    }
    return EXIT_SUCCESS;
}

int del_student(struct_t st, int n)
{
    double sum = 0.0;
    double av_sum;

    for (int i = 0; i < n; i++)
        sum += st[i].av;

    av_sum = sum / n;

    float max_1 = fabs(av_sum - st[0].av);
    int max_1i = 0;
    float max_2 = fabs(av_sum - st[1].av);
    int max_2i = 1;

    for (int i = 0; i < n; i++)
        if (fabs(av_sum - st[i].av) > max_1)
        {
            max_2 = max_1;
            max_2i = max_1i;
            printf("/n%s/n", st[max_2i].surname);
            max_1 = fabs(av_sum - st[i].av);
            max_1i = i;
            printf("/n%s/n", st[max_1i].surname);
        }

    for (int i = max_1i; i < n; i++)
    {
        st[i] = st[i + 1];
    }
    for (int i = max_2i - 1; i < n; i++)
        st[i] = st[i + 1];

    return EXIT_SUCCESS;
}

int main()
{
    int n;

    printf("Input count of students: ");
    scanf("%d", &n);

    if (struct_input(st, n) == EXIT_FAILURE)
        return EXIT_FAILURE;
    del_student(st, n);
    struct_output(st, n);

    return EXIT_SUCCESS;
}