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  1. #include<iostream>
  2. #include<iomanip>
  3. #include <cstring>
  4. using namespace std;
  5.  
  6. int main()
  7. {
  8.   int n;
  9.  
  10. // cout<< "Please enter an odd integer: ";
  11.   cin>>n;
  12.  
  13.   int MagicSquare[n][n];
  14.  
  15.  
  16.   int newRow,
  17.   newCol;
  18.    memset(MagicSquare, 0, sizeof(MagicSquare));
  19.   // Set the indices for the middle of the bottom i
  20.   int i =0 ;
  21.   int j= n / 2;
  22.  
  23.   // Fill each element of the array using the magic array
  24.   for ( int value = 1; value <= n*n; value++ )
  25.   {
  26.      MagicSquare[i][j] = value;
  27.      // Find the next cell, wrapping around if necessary.
  28.      newRow = (i + 1) % n;
  29.      newCol = (j + 1) % n;
  30.      // If the cell is empty, remember those indices for the
  31.      // next assignment.
  32.      if ( MagicSquare[newRow][newCol] == 0 )
  33.      {
  34.         i = newRow;
  35.         j = newCol;
  36.      }
  37.      else
  38.      {
  39.         // The cell was full. Use the cell above the previous one.
  40.         i = (i - 1 + n) % n;
  41.      }
  42.  
  43.   }
  44.  
  45.  
  46.   for(int x=0; x<n; x++)
  47.   {
  48.      for(int y=0; y<n; y++)
  49.          cout << MagicSquare[x][y]<<" ";
  50.      cout << endl;
  51.   }
  52. }
  53.  
Success #stdin #stdout 0s 3472KB
comments ()
stdin 
3
stdout 
8 1 6 
4 9 2 
3 5 7
https://ideone.com/r0XGYk
language:
C++14 (gcc 8.3)
created:
8 years ago
visibility:
public

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