Nil Késede nilkesede

Sum a dimension N square matrix main and anti diagonal values.

Given the Matrix:

[ [ 1,  2,  3,  4]
, [ 5,  6,  7,  8]
, [ 9, 10, 11, 12]
, [13, 14, 15, 16]
]

	#!/bin/bash

	# Clone all github.com repositories for a specified user.

	if [ $# -eq 0 ]
	then
	echo "Usage: $0 <user_name> "
	exit;
	fi

	Use: for testing against email regex
	ref: http://codefool.tumblr.com/post/15288874550/list-of-valid-and-invalid-email-addresses


	List of Valid Email Addresses

	email@example.com
	firstname.lastname@example.com
	email@subdomain.example.com
	firstname+lastname@example.com