Magic_Square.java

import java.io.*;
 
class bet {
    
    static void generateSquare(int n)
    {
        int[][] magicSquare = new int[n][n];
 
        
        int i = n / 2;
        int j = n - 1;
 
        
        for (int num = 1; num <= n * n;) {
            if (i == -1 && j == n) 
            {
                j = n - 2;
                i = 0;
            }
            else {
                if (j == n)
                    j = 0;
 
                
                if (i < 0)
                    i = n - 1;
            }
 
        
            if (magicSquare[i][j] != 0) {
                j -= 2;
                i++;
                continue;
            }
            else
                magicSquare[i][j] = num++;

            j++;
            i--;
        }
 
        System.out.println("The Magic Square for " + n
                           + ":");
        System.out.println("Sum of each row or column "
                           + n * (n * n + 1) / 2 + ":");
        for (i = 0; i < n; i++) {
            for (j = 0; j < n; j++)
                System.out.print(magicSquare[i][j] + " ");
            System.out.println();
        }
    }
 
    public static void main(String[] args)
    {
        int n = 7;
        generateSquare(n);
    }
}