# SPDX-License-Identifier: GPL-2.0 # Copyright (c) 2005 Silicon Graphics, Inc. All Rights Reserved. # # 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 } BEGIN { srand(seed) } { array[NR - 1] = $0 } END { randomize(array, NR) for (i = 0; i < NR; i++) printf("%s ", array[i]) }