/* Program to accept and display records for 10 students using structs */
/* Problem 30 */

#include <stdio.h>
#include <conio.h>

struct student {
	long roll_no;
	char name[20];
	int marks[3];
	int total;
};

main()
{
struct student st[10];
int sub_w_total;
int i,j;
clrscr();
sub_w_total = 0;
printf("Please enter the following details for 10 students,");
printf("\n");
for (i = 0; i < 10; i++)
{
	printf("\nRoll No : ");
	scanf("%ld",&st[i].roll_no);
	printf("Name : ");
	scanf("%s",&st[i].name);
	printf("3 subjects' marks obtained (separated by <space> or <enter>) : ");
	for (j = 0; j < 3; j++)
		scanf("%d",&st[i].marks[j]);
	st[i].total = st[i].marks[0] + st[i].marks[1] + st[i].marks[2];
}
printf("\n\nSubject Wise Total : ");
for (j = 0; j < 3; j++)
{
	for (i = 0; i < 10; i++)
		sub_w_total += st[i].marks[j];
	printf("\nSubject %d Total : %d",(j+1),sub_w_total);
	sub_w_total = 0;
}
printf("\n\nStudent Wise Total : ");
for (i = 0; i < 10; i++)
	printf("\nStudent %d Total : %d",(i+1),st[i].total);
printf("\n\nPress any key to exit...");
getch();
}