import java.math.BigDecimal;
/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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 {
/**
* Returns the sign
* for long value x.
*
* For a long value x, this method returns +1L if x > 0, 0L if x = 0, and
* -1L if x < 0.
*
* @param x the value, a long
* @return +1L, 0L, or -1L, depending on the sign of x
*/
public static long sign(final long x) {
return (x == 0L) ? 0L : (x > 0L) ? 1L : -1L;
}
}