求所给数的和,0代表结束。
import java.util.*;
import java.math.*;
public class Main {
/**
* @param args the command line arguments
*/
public static void main(String[] args) {
// TODO code application logic here
Scanner cin=new Scanner (System.in);
BigInteger num;
BigInteger sum;
sum = BigInteger.ZERO;
while ( cin.hasNext() ) {
num = cin.nextBigInteger();
if ( num.equals(BigInteger.ZERO ) ) break;
sum = sum.add(num);
}
System.out.println ( sum );
}
}