Given a chess board having cells, you need to place N queens on the board in such a way that no queen attacks any other queen.
Input:
The only line of input consists of a single integer denoting N.
Output:
If it is possible to place all the N queens in such a way that no queen attacks another queen, then print N lines having N integers. The integer in line and column will denote the cell of the board and should be 1 if a queen is placed at otherwise 0. If there are more than way of placing queens print any of them. If it is not possible to place all N queens in the desired way, then print "Not possible" (without quotes).
Constraints:
.