/**
* Write a description of class MagicSquare here.
*
* @author (your name)
* @version (a version number or a date)
*/
import java.util.*;
public class Square
{
public static void main(String[] args) {
Scanner scan = new Scanner(System.in);
System.out.println("Enter a number");
int n = scan.nextInt();
int mag [] [] = new int[n][n] ;
int row = n/2;
int col = n-1;
int count = 1;
int square = n*n;
for(int i = 0; i< n; i++){
for(int c =0; c< n; c++){
if(row==-1 && col==n){
row = 0;
col = n-2;
}
else if(col>= n){
col =0;
}
else if( row <0){
row =n-1;
}
if(mag[row][col]!=0){
col = col- 2;
row++;
}
mag[row][col] = count;
count++;
row--;
col++;
}
}
for (int a = 0; a < mag.length; a++) {
for (int f =0; f < mag.length; f++) {
System.out.print(mag[a][f] + " ");
}
System.out.println("");
}
}
}
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