BigInteger

public class BigInteger_01 {

 public static void main(String[] args) {
  System.out.println("최대 정수 : " + Long.MAX_VALUE);
  System.out.println("최소 정수 : " + Long.MIN_VALUE);
  
  BigInteger bigValue1 = new BigInteger("10000000000000000000000000000");
  BigInteger bigValue2 = new BigInteger("-999999999999999999999999999999999999999");
  
  BigInteger addResult = bigValue1.add(bigValue2);
  BigInteger mulResult = bigValue1.multiply(bigValue2);
  
  System.out.println(addResult);
  System.out.println(mulResult);
 }

}