RDJ_Widow的博客

一、大数BigInteger导入：import java.math.*;方法：nextBigInteger() 读入，例如Scanner scan = new Scanner(System.in);BigInteger n = scan.nextBigInteger(); BigInteger a = new BigInteger(str,radix) 进制转换，把ra...

https://ac.nowcoder.com/acm/contest/890/Dpackage com.company;import java.math.*;import java.util.Scanner;public class Main { public static BigInteger gcd(BigInteger a, BigInteger b) { ...