Here you can find the source of getAverage(int[] values)
public static int getAverage(int[] values)
//package com.java2s; /*/*from w ww . j a v a2 s .c om*/ Version: 0.0.1-SNAPSHOT Author: Thomas Fricker <tommi.fricker@googlemail.com> URL: https://github.com/tommix000/CapMathPuzzle Follow me on Twitter: @tommix000 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.Arrays; public class Main { public static int getAverage(int[] values) { return Arrays.stream(values).reduce((a, b) -> a + b).getAsInt() / values.length; } }