import java.util.*;
import java.lang.*;
import java.io.*;
 
class Ideone {
	public static void main (String[] args) throws java.lang.Exception {
		Scanner sc = new Scanner(System.in);
		int number = sc.nextInt();
 
		//System.out.println(number );
 
		ArrayList<String> students = new ArrayList<String>();
		for ( int i = 1; i <= 5; ++i) {
			String rand = sc.next();
			students.add(rand);
 
		}
 
		ArrayList<Integer> D = new ArrayList<Integer>();
		D.add(3);
		D.add(15);
		D.add(-46);
		//for(int n = 0;n < D.size();n++) {
		//	System.out.println(D.get(n));
		//}
		int x = D.get(1);
		System.out.println(x);
}
}

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MzQgCnBvcnRhcgptaWxldQpyb2F0YQphdmVyZQpxd2VydHk=

34 
portar
mileu
roata
avere
qwerty