#include <stdio.h>
 
struct Student {
    int rollNo;
    char name[50];
    float marks;
};
 
int main() {
    struct Student s[100];
    int n, i;
 
    printf("Enter number of students: ");
    scanf("%d", &n);
 
    // Input details for each student
    for (i = 0; i < n; i++) {
        printf("\nEnter details for Student %d\n", i + 1);
        printf("Roll Number: ");
        scanf("%d", &s[i].rollNo);
 
        printf("Name: ");
        scanf(" %[^\n]", s[i].name);  // reads full name with spaces
 
        printf("Marks: ");
        scanf("%f", &s[i].marks);
    }
 
    // Display all students' details
    printf("\n--- Student Details ---\n");
    for (i = 0; i < n; i++) {
        printf("\nStudent %d:\n", i + 1);
        printf("Roll Number: %d\n", s[i].rollNo);
        printf("Name       : %s\n", s[i].name);
        printf("Marks      : %.2f\n", s[i].marks);
    }
 
    return 0;
}