jacbar

import java.util.*;

public class dupa{
  public static void main(String[] args){
     Scanner input = new Scanner(System.in);
	 int n = input.nextInt();
	 String[] tab = new String[n];
	 for(int i=0;i<n;i++)
	    tab[i] = input.nextLine();
		

jacbar

void zwieksz(student * tab, int &n){ 
  system("cls");
  student * kopia = new student[n] ; 
  for(int i=0; i<n; i++) 
    kopia[i]=tab[i] ; 

    delete[] tab ; 
    tab=new student[n+1] ; 
    
    for(int i=0; i<n; i++)