65.c

#include<stdio.h>  
struct student  
{  
    char name[20];  
    int id;  
    float marks;  
};  
void main()  
{  
    struct student s1,s2,s3;  
    int dummy;  
    printf("Enter the name, id, and marks of student 1 ");  
    scanf("%s %d %f",s1.name,&s1.id,&s1.marks);  
    scanf("%c",&dummy);  
    printf("Enter the name, id, and marks of student 2 ");  
    scanf("%s %d %f",s2.name,&s2.id,&s2.marks);  
    scanf("%c",&dummy);  
    printf("Enter the name, id, and marks of student 3 ");  
    scanf("%s %d %f",s3.name,&s3.id,&s3.marks);  
    scanf("%c",&dummy);  
    printf("Printing the details....\n");  
    printf("%s %d %f\n",s1.name,s1.id,s1.marks);  
    printf("%s %d %f\n",s2.name,s2.id,s2.marks);  
    printf("%s %d %f\n",s3.name,s3.id,s3.marks);  
}