2026: Magic Odd Square
[Creator : ]
Description
time limit per test
1 secondmemory limit per test
256 megabytesinput
standard inputoutput
standard outputFind an n×n matrix with different numbers from 1 to n2, so the sum in each row, column and both main diagonals are odd.
Input
The only line contains odd integer n (1≤n≤49).
Output
Print n lines with n integers. All the integers should be different and from 1 to n2. The sum in each row, column and both main diagonals should be odd.
Examples
Input
1
Output
1
Input
3
Output
2 1 4
3 5 7
6 9 8