Given the number of rows N, print the numbers from 1 to N*N , such that N elements are printed in each row.
Input Format :
The first line contains the number of rows N.
Output Format :
First N*N numbers such that each row contains N numbers.
Example Input/Output 1 :
Input :
3
Output :
1 2 3
4 5 6
7 8 9
Example Input/Output 2:
Input :
6
Output :
1 2 3 4 5 6
7 8 9 10 11 12
13 14 15 16 17 18
19 20 21 22 23 24
25 26 27 28 29 30
31 32 33 34 35 36