PROGRAM:
#include <stdio.h>
struct student
{
    char name[50];
    int roll;
    float marks;
} s[10];
 
int main()
{
    int i;
 
    printf("Enter information of students:\n");
 
    for(i=0; i<10; ++i)
    {
        s[i].roll = i+1;
 
        printf("\nFor roll number%d,\n",s[i].roll);
 
        printf("Enter name: ");
        scanf("%s",s[i].name);
 
        printf("Enter marks: ");
        scanf("%f",&s[i].marks);
 
        printf("\n");
    }
 
    printf("Displaying Information:\n\n");
    for(i=0; i<10; ++i)
    {
        printf("\nRoll number: %d\n",i+1);
        printf("Name: ");
        puts(s[i].name);
        printf("Marks: %.1f",s[i].marks);
        printf("\n");
    }
    return 0;
}
 
#include <stdio.h>
struct student
{
char name[50];
int roll;
float marks;
} s[10];
 
int main()
{
int i;
 
printf("Enter information of students:\n");
 
for(i=0; i<10; ++i)
{
s[i].roll = i+1;
 
printf("\nFor roll number%d,\n",s[i].roll);
 
printf("Enter name: ");
scanf("%s",s[i].name);
 
printf("Enter marks: ");
scanf("%f",&s[i].marks);
 
printf("\n");
}
 
printf("Displaying Information:\n\n");
for(i=0; i<10; ++i)
{
printf("\nRoll number: %d\n",i+1);
printf("Name: ");
puts(s[i].name);
printf("Marks: %.1f",s[i].marks);
printf("\n");
}
return 0;
}
 
OUTPUT:
Enter information of students: 
 
For roll number1,
Enter name: Tom
Enter marks: 98
 
For roll number2,
Enter name: Jerry
Enter marks: 89
.
.
.
Displaying Information:
 
Roll number: 1
Name: Tom
Marks: 98
.
.
.