java大数类与c++String处理大数据概念联系

import java.math.BigInteger;
import java.util.Scanner;

public class Main {
	public static void main(String[] args) {
		Scanner reader = new Scanner(System.in);
		String s, s1;
		s = reader.next();
		s1 = reader.next();
		BigInteger result = new BigInteger("0");
		BigInteger one = new BigInteger(s);
		BigInteger two = new BigInteger(s1);
		System.out.println(one.divide(two) + " " + one.remainder(two));
	}
}

运用string类型数据处理无限制长度的数字字符序列,从而可以转化为数字进行操作

#include<iostream>
using namespace std;
int main(){
	string s;
	int i,sum=0,item=0,n; 
	cin>>s>>n;
	for(i=0;i<s.length();i++){
		item=s[i]-'0'+sum*10;
	  if(i==0&&item/n==0);
	  else cout<<item/n;
	  if(s.length()-1==0&&item/n==0)
	  cout<<0;
	  sum=item%n;
	}
	cout<<' '<<sum;
	return 0;
} 

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转载自blog.csdn.net/qq_43813373/article/details/89114633