Record input and search program structure | C Language

Q : Write a ‘C’ program to read following details of 50 students.

      Student Name, Student Roll No, Class 
 Display total number of students studying in class “BCA”.

Answer : 

#include<stdio.h>

#include<conio.h>

#include "mylib.h"

/*============================

     Girfa Student Help

     Structure entry & search count

==============================*/

struct data

{

     int roll;

     char name[20];

     char cls[50];

};

void main()

{

     struct data stu[50];

     int i,count,j;

     char search[50];

     clrscr();

     printf("How many record you want to enter>> ");

     scanf("%d",&i);

     if(i>50)

           printf("Sorry only 50 records can be entered");

     else

     {

           for(j=0;j<i;j++)

           {

                printf("Enter roll>> ");

                scanf("%d",&stu[j].roll);

                fflush(stdin);

                printf("Enter name>> ");

                gets(stu[j].name);

                fflush(stdin);

                printf("Enter course>> ");

                gets(stu[j].cls);

           }

           printf("Enter course for search>> ");

           gets(search);

           count=0;

           for(j=0;j<i;j++)

           {

                if(strcmp(stu[j].cls,search)==0)

                     count++;

           }

           printf("\nCourse %s count is %d",search,count);

     }

     getch();

}

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