/*import java.util.*;
public class Main {
public static void main(String[] args) {
Scanner sc = new Scanner(System.in);
String str=sc.next();
for(int i=0;i<str.length();i++) {
if(str.charAt(i)<='z'&&str.charAt(i)>='a') {
System.out.print((char)(str.charAt(i)-32));
}
else if(str.charAt(i)<='Z'&&str.charAt(i)>='A') {
System.out.print((char)(str.charAt(i)+32));
}
else {
System.out.print(str.charAt(i));
}
}
}
}*/
/*import java.util.*;
public class Main{
public static void main(String[] args){
Scanner sc = new Scanner(System.in);
String str=sc.next();
String str1=sc.next();
String str2=sc.next();
if(str.charAt(str.length()-1)==str1.charAt(0)&&
str1.charAt(str1.length()-1)==str2.charAt(0)&&
str2.charAt(str2.length()-1)==str.charAt(0)) {
System.out.println("good");
}
else System.out.println("bad");
}
}
자바에서의 이차원 배열
*/
/*import java.util.*;
public class Main{
public static void main(String[] args){
Scanner sc = new Scanner(System.in);
//int[][] arr = new int[2][3];
int[][] arr = new int[2][];
arr[0] = new int[2]; // arr의 0행은 2열
arr[1] = new int[3]; // arr의 1행은 3열
for(int i=0;i<arr.length;i++) {
for(int j=0;j<arr[i].length;j++) {
System.out.print("arr["+i+"]["+j+"] ");
}
System.out.println();
}
}
}*/
import java.util.*;
public class Main {
public static void main(String[] args) {
Scanner sc = new Scanner(System.in);
int n=sc.nextInt();
}
}