# Subtract two integers, checking for overflow. : Integer Data Type « Data Type « Java Tutorial

```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
*
*
*  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 {

/**
* Subtract two integers, checking for overflow.
*
* @param x the minuend
* @param y the subtrahend
* @return the difference <code>x-y</code>
* @throws ArithmeticException if the result can not be represented as an
*         int
* @since 1.1
*/
public static int subAndCheck(int x, int y) {
long s = (long)x - (long)y;
if (s < Integer.MIN_VALUE || s > Integer.MAX_VALUE) {
throw new ArithmeticException("overflow: subtract");
}
return (int)s;
}
}
```
 2.3.Integer Data Type 2.3.1. Integer Data Types in Java: memory and length 2.3.2. Integer Calculations 2.3.3. Add two integers, checking for overflow. 2.3.4. Multiply two integers, checking for overflow. 2.3.5. Subtract two integers, checking for overflow. 2.3.6. Binary and Decimal value table 2.3.7. Min and Max values of datatype int 2.3.8. Hexadecimal Numbers and its corresponding Decimal and binary value 2.3.9. Gets the maximum of three int values. 2.3.10. Gets the minimum of three int values. 2.3.11. Given an integer, return a string that is in an approximate, but human readable format 2.3.12. int array to byte array