夏午晴天

摘要： 1 import java.util.*; 2 import java.math.*; 3 4 public class Num2{ 5 public static void main(String args[]){ 6 BigInteger s; 7 int n; 8 Scanner cin = new Scanner(... 阅读全文

摘要： Problems involving the computation of exact values of very large magnitude and precision are common. For example, the computation of the national debt 阅读全文