#include "stdafx.h"
#include <stdio.h>
#include <string.h>
#include <conio.h>
#include <stdlib.h>


#define NO_OF_STUDENTS 20


struct data
{
    char name[20];
    int age;
    int weight;
};




int main ()
{
    int n;
    struct data Students[NO_OF_STUDENTS]; // 20 students.
    int Counter = 0;

 for(; Counter < NO_OF_STUDENTS; ++Counter)
    {
Students[Counter].name[NO_OF_STUDENTS] = '\0'
scanf("%s", Students[Counter].name[Counter]);
scanf("%d", Students[Counter].age);
scanf("%d", Students[Counter].weight);
}

    qsort (Students[20].age,20, sizeof(int), compare); // i dont know what do with this


    for (n=0; n<NO_OF_STUDENTS; n++)
        printf ("%d ",values[NO_OF_STUDENTS]);
    return 0;
}


int compare (const void * a, const void * b)
{
    return ( *(int*)a - *(int*)b );
}