Solving a BigInteger problem UVA 10523 - Very Easy !!!

Problem link

This is a straightforward problem of of java BigInteger . Learn it frome here .

Code:

 

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import java.math.BigInteger; import java.util.Scanner; public class Main{ public static void main(String[] args){ Scanner scn = new Scanner(System.in); BigInteger tot,temp; int n,a; while(scn.hasNextInt()){ n=scn.nextInt(); a=scn.nextInt(); tot=new BigInteger("0"); temp=BigInteger.valueOf(a); for(int i=1;i<=n;i++){ tot=tot.add(BigInteger.valueOf(i).multiply(temp.pow(i))); } System.out.println(tot); } } }