/* package whatever; // don't place package name! */
import java.util.*;
import java.lang.*;
import java.io.*;
/* Name of the class has to be "Main" only if the class is public. */
class Main
{
{
Scanner scanner
= new Scanner
(System.
in); int n = scanner.nextInt();
if(n < 0 || n%2 == 0){
}
for(int i =0; i< n+2;i++){
for(int j=0; j< n-1;j++){
if(i==n+1){
}else{
}
}
if(i == 0)
for(int j=0; j< n+2;j++){
}
if(i == (n+2)/2)
for(int j=0; j< n;j++){
}
}
}
}
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