Compile Java File: BigIntegerLongValueExample

import java.math.BigInteger;
public class BigIntegerLongValueExample {
public static void main(String[]  args){
// create 4 BigIntegerobjects
BigInteger big1,big2,big3,big4;
// create 4 longobjects
long long1,long2,long3,long4;
// assign values to big1,big2,big3,big4
big1= new BigInteger("123"); 
big2= new BigInteger("-123"); 
big3= new BigInteger("12345678901234567890");  
big4= new BigInteger("-12345678901234567890");

// assign long value of big1,big2,big3,big4 to long1 ,long2,long3 ,long4
 long1=  big1.longValue();
long2=  big2.longValue();
long3=  big3.longValue();
long4=  big4.longValue();

String str1= "Result of  longValueoperation on " +  big1 +"  is  " +  long1;
String str2= "Result of  longValueoperation on " +  big2 +" is  " +  long2;
String str3= "Result of  longValueoperation on " +  big3 +" is  " +  long3;
String str4= "Result of  longValueoperation on " +  big4 +" is  " +  long4;

// print long1,long2,long3,long4 values
System.out.println(str1);   
System.out.println(str2);
System.out.println(str3); 
System.out.println(str4);
}
}

Output

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