Here you can find the source of toString(int partition[][])
public static String toString(int partition[][])
//package com.java2s; /*//from ww w . j a va2 s.c o m * 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, either version 3 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will 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, see <http://www.gnu.org/licenses/>. */ import java.util.*; public class Main { /** * ToString - A string representation for the super-class partition 'partition'. */ public static String toString(int partition[][]) { StringBuilder sb = new StringBuilder(); sb.append("{"); for (int i = 0; i < partition.length; i++) { sb.append(" " + Arrays.toString(partition[i])); } sb.append(" }"); return sb.toString(); } }