import java.util.*;
class Student{

public static void main(String ar[])throws Exception {
int no=0;

Scanner input=new Scanner(System.in);
System.out.print("Enter number of Students: ");
no=input.nextInt();
if(no>10){
throw new Exception("Maximum Students should be ten!\n");
}
else{
int roll[]=new int[no];
String names[]=new String[no];
for(int i=0;i<roll.length;i++){
System.out.print("Enter registration no : ");
roll[i]=input.nextInt();
System.out.print("Enter name : ");
names[i]=input.next();
}
System.out.println("Reg No   Name");
for(int i=0;i<roll.length;i++){
System.out.println(roll[i]+"   \t"+names[i]);
}
}
}
}