-------------------3A Susmita Dey Riya!-------------------------

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

struct student
{
    char name[20];
    int id;
    float marks;
};

int main()
{
    struct student user[5];
    int i, num;

    float avg=0, sum=0, min, max;
    for(i=0; i<4; i++)
    {
        scanf("%s", &user[i].name);

        scanf("%d", &user[i].id);

        scanf("%f", &user[i].marks);

    }

    min= user[0].marks;
    max= user[0].marks;

    for(i=0; i<4; i++)
    {
        if(user[i].marks<min)
        {
            min=user[i].marks;
        }

        sum = sum+user[i].marks;
    }

    for(i=0; i<4; i++)
    {

        if(user[i].marks>max)
        {
            max= user[i].marks;
        }

    }
    avg= sum/4;

    for(i=0; i<4; i++)
    {
        printf("%s  %d  %.1f\n", user[i].name, user[i].id, user[i].marks);
    }

    for(i=0; i<4; i++)
    {
       if(max==user[i].marks)
       {
           printf("Maximum marks holder student: %s   %d\n", user[i].name, user[i].id);
       }
       if(min ==user[i].marks)
       {
           printf("Minimum marks holder student: %s   %d\n", user[i].name, user[i].id);
       }
    }

    printf("average marks: %.1f", avg);

    return 0;



}