Magic Square Program






/*

         Name: Magic Square.
          Author: Ketan Kulkarni
          Date: 17-10-19 00:11
          SPPU assignment no.3
          Description: Write a c++ program to implement the magic square.
*/
#include <iostream>
using namespace std;

int main()
{
          int i,j,l,k,size=3,row,col,m,nr,nc;
          int matrix[3][3];
          for(i=0;i<3;i++)
          {
                    for(j=0;j<3;j++)
                    {
                              matrix[i][j]=0;
                    }
          }

          for(k=0;k<3;k++)
          {
                    for(l=0;l<3;l++)
                    {
                              cout<<matrix[k][l]<<"\t";
                    }
                    cout<<"\n";
          }

          if(size%2==0)
          {
                    cout<<"\n matrix is not possible";
          }
          nr=0;
          nc=(int)size/2;
          matrix[nr][nc]=1;

          for(m=2;m<=3*3;m++)
          {
                    row=nr;
                    col=nc;
                    nr=nr-1;
                    if(nr<0)
                              nr=size-1;
                    nc=nc-1;
                    if(nc<0)
                              nc=size-1;
                    if(matrix[nr][nc]!=0)
                    {
                              nr=++row;
                              nc=col;
                    }

                    matrix[nr][nc]=m;
          }
          cout<<"\n";





          for(k=0;k<3;k++)
                    {
                              for(l=0;l<3;l++)
                              {
                                        cout<<matrix[k][l]<<"\t";
                              }
                              cout<<"\n";
                    }
         
return 0;
}
/*
0       0       0
0       0       0
0       0       0

6       1       8
7       5       3
2       9       4

--------------------------------
*/

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