Java BigInteger add() Method

The add() method of Java BigInteger class is used to add two BigInteger values. This method returns a BigInteger object whose value is (this+ val).

Syntax:

Parameter:

val - A value to be added to this BigInteger.

Returns

This method returns a BigInteger object of value, this+val.

Example

import java.math.BigInteger;
public class BigIntegerAddExample {
public static void main(String[]  args){
BigInteger big1, big2, big3;   // create 3 BigInteger objects
big1=new BigInteger ("10000000000000000");   //assign value to big1
big2=new BigInteger ("1");//assign value to big2
big3=big1.add (big2);                // perform add operation on big1 using big2

String str= "Result of addition is" + big3;
System.out.println(str);             //print big3 value
}
}

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Output: