Question

How to use BigInteger in Java

Answer 1

import java.math.BigInteger;
 
public class JavaApplication {
    public static void main(String[] args) {
  
        BigInteger a = new BigInteger("1");
        BigInteger b = new BigInteger("2");
        BigInteger c = new BigInteger("3");
 
        a = b.shiftLeft(3000 - 1);
 
        System.out.println("a:" + a);
        System.out.println("b: " + b);
        System.out.println("c: " + c);
    }
}


/*
run:
    
a:1230231922161117176931558813276752514640713895736833715766118029160058800614672948775360067838593459582429649254051804908512884180898236823585082482065348331234959350355845017413023320111360666922624728239756880416434478315693675013413090757208690376793296658810662941824493488451726505303712916005346747908623702673480919353936813105736620402352744776903840477883651100322409301983488363802930540482487909763484098253940728685132044408863734754271212592471778643949486688511721051561970432780747454823776808464180697103083861812184348565522740195796682622205511845512080552010310050255801589349645928001133745474220715013683413907542779063759833876101354235184245096670042160720629411581502371248008430447184842098610320580417992206662247328722122088513643683907670360209162653670641130936997002170500675501374723998766005827579300723253474890612250135171889174899079911291512399773872178519018229989376
b: 2
c: 3
    
*/
 

 

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