Here you can find the source of maxFill(final int n, final float f)
public static int maxFill(final int n, final float f)
//package com.java2s; /*//from w ww.j a v a 2 s . c o m * Copyright (c) 2017 VMware Inc. All Rights Reserved. * SPDX-License-Identifier: Apache-2.0 * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ public class Main { public static int maxFill(final int n, final float f) { return Math.min((int) Math.ceil((double) ((float) n * f)), n - 1); } public static long maxFill(final long n, final float f) { return Math.min((long) Math.ceil((double) ((float) n * f)), n - 1L); } }