# Copyright (c) 2005 Silicon Graphics, Inc. All Rights Reserved. # # This program is free software; you can redistribute it and/or # modify it under the terms of the GNU General Public License as # published by the Free Software Foundation. # # This program is distributed in the hope that it would be useful, # but WITHOUT ANY WARRANTY; without even the implied warranty of # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the # GNU General Public License for more details. # # You should have received a copy of the GNU General Public License # along with this program; if not, write the Free Software Foundation, # Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA # # randomize stdin. function randomize(array, N) { for(i = 0; i < N; i++) { j = int(rand()*N) if ( i != j) { tmp = array[i] array[i] = array[j] array[j] = tmp } } return } { srand() for (i = 0; i < NF; i++ ) array[i] = $(i+1) randomize(array, NF) for (i = 0; i < NF; i++) printf("%s ", array[i]) }