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A+B

[编程题]A+B

热度指数：12393 时间限制：C/C++ 1秒，其他语言2秒空间限制：C/C++ 64M，其他语言128M
算法知识视频讲解

给定两个整数A和B，其表示形式是：从个位开始，每三位数用逗号","隔开。现在请计算A+B的结果，并以正常形式输出。

输入描述:

输入包含多组数据数据，每组数据占一行，由两个整数A和B组成（-10^9 < A,B < 10^9）。

输出描述:

请计算A+B的结果，并以正常形式输出，每组数据占一行。

示例1

输入

-234,567,890 123,456,789
1,234 2,345,678

输出

-111111101
2346912

算法知识视频讲解

Java

LHC0512

Java 解法

import java.util.Scanner;

public class Main {
    public static void main(String[] args) {
        //Java int 类整数的最大值是 2147483647 满足题目条件
        Scanner scanner = new Scanner(System.in);
        System.out.println(getNum(scanner.next())+getNum(scanner.next()));
    }
    
    public static int getNum(String s){
        String s1 = s.replace(",", "");
        return s1.startsWith("-")?-Integer.parseInt(s1.substring(1)):Integer.parseInt(s1);
    }
}

发表于 2020-03-17 10:03:45 回复(0)

Java

yyywww

import java.io.*;

public class Main{

public static void main(String[] args) throws IOException{
BufferedReader reader = new BufferedReader(new InputStreamReader(System.in));
String[] line = reader.readLine().split(" ");
String[] a = line[0].split(",");
String[] b = line[1].split(",");
StringBuffer aa = new StringBuffer();
StringBuffer bb = new StringBuffer();
for(int i = 0;i<a.length;i++) {
    aa.append(a[i]);
}
for(int i = 0;i<b.length;i++) {
    bb.append(b[i]);
}

int aval = Integer.parseInt(aa.toString());
int bval = Integer.parseInt(bb.toString());
System.out.println(aval+bval);


}
}

发表于 2019-01-18 19:50:39 回复(0)

Java

成程晨

import java.util.Scanner;
public class Main{
    /*
    不用重复造轮子就是方便啊哈哈
    */
    public static void main(String[] args){
        try(Scanner in = new Scanner(System.in)){
            String s1 = in.next(),s2 = in.next();
            System.out.println(helper(s1,s2));
        }
    }
    public static int helper(String s1,String s2){
        String[] str1 = s1.split(","),str2 = s2.split(",");
        StringBuffer sb1 = new StringBuffer(),sb2 = new StringBuffer();
        for(String s:str1){
            sb1.append(s);
        }
        for(String s:str2){
            sb2.append(s);
        }
        int num1 = Integer.valueOf(sb1.toString()),num2 = Integer.valueOf(sb2.toString());
        return num1 + num2;
    }
}

发表于 2019-01-13 22:02:06 回复(0)

Java

中南的小菜鸡

import java.util.Scanner;
public class Main{
    public static void main(String[] args){
        Scanner sc = new Scanner(System.in);
        while(sc.hasNext()){
            String str = sc.nextLine();
            String[] str2 = str.split(" ");
            StringBuilder sa = new StringBuilder();
            StringBuilder sb = new StringBuilder();
            for(int i=0;i<str2[0].length();i++){
                if(str2[0].charAt(i) != ','){
                    sa.append(str2[0].charAt(i));
                }
            }
            for(int i=0;i<str2[1].length();i++){
                if(str2[1].charAt(i) != ','){
                    sb.append(str2[1].charAt(i));
                }
            }
            System.out.println(Integer.valueOf(sa.toString())+Integer.valueOf(sb.toString()));
        }
    }
}

发表于 2018-08-11 22:09:07 回复(0)

Java

no_and_life

//无脑的

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;

public class Main {
    public static void main(String[] args) throws IOException {
        BufferedReader br=new BufferedReader(new InputStreamReader(System.in));
        String len=null;
        while((len=br.readLine())!=null){
            String[] str=len.replaceAll(",","").split(" ");
            long a=Long.parseLong(str[0]);
            long b=Long.parseLong(str[1]);
            System.out.println(a+b);
        }
        br.close();
    }
}

发表于 2018-04-13 14:54:26 回复(0)

Java

AllenHua

/*
 * 分享一下，交流一下
 */
import java.util.Scanner;

public class Main{


public static void main(String[] args) {
    Scanner in = new Scanner(System.in);
    while(in.hasNext()) {
        String a = in.next();
        String b = in.next();
        int A = Integer.parseInt(a.replaceAll(",", ""));
        int B = Integer.parseInt(b.replaceAll(",", ""));
        System.out.println(A + B);
    }
} 
}

编辑于 2018-04-05 13:33:53 回复(0)

Java

gzShan

import java.util.Scanner;

public class Main {

public static void main(String[] args) {

// TODO Auto-generated method stub

Scanner scanner=new Scanner(System.in);

while(scanner.hasNext())

{

String s;

String num1="",num2="";

s=scanner.nextLine();

String str[]=s.split(" ");

String s1[]=str[0].split(",");

for(int i=0;i<s1.length;i++)

num1 += s1[i];

String s2[]=str[1].split(",");

for(int i=0;i<s2.length;i++)

num2 += s2[i];

System.out.println(Integer.valueOf(num1)+Integer.valueOf(num2));

}

发表于 2017-09-07 23:18:28 回复(0)

Java

观海听涛小二哥

import java.util.Scanner;

public class Main {

	@SuppressWarnings("resource")
	public static void main(String[] args) {

		Scanner scanner = new Scanner(System.in);
		String next1 = scanner.next();
		String next2 = scanner.next();

		String[] split1 = next1.split(",");
		String[] split2 = next2.split(",");

		StringBuilder stringBuilder1 = new StringBuilder();
		for (int i = 0; i < split1.length; i++) {
			stringBuilder1.append(split1[i]);
		}

		StringBuilder stringBuilder2 = new StringBuilder();
		for (int i = 0; i < split2.length; i++) {
			stringBuilder2.append(split2[i]);
		}

		System.out.println(Integer.valueOf(stringBuilder1.toString()) + Integer.valueOf(stringBuilder2.toString()));

	}
}

发表于 2017-06-18 18:24:41 回复(0)

Java

鸿燕藏锋

import java.math.BigInteger;

import java.util.Scanner;

public class Main {

public static void main(String[] args) {

Scanner sc=new Scanner(System.in);

while(sc.hasNext()){

String num1=sc.next();

String num2=sc.next();

String[] a1=num1.split(",");

String[] a2=num2.split(",");

int n1=0;

int n2=0;

if(!num1.startsWith("-"))

{

for(int i=a1.length-1;i>=0;i--)

{

n1+=Integer.parseInt(a1[i])*Math.pow(10, (a1.length-1-i)*3);

}

if(!num2.startsWith("-"))

{

for(int i=a2.length-1;i>=0;i--)

{

n2+=Integer.parseInt(a2[i])*Math.pow(10, (a2.length-1-i)*3);

}

else

{

for(int i=a2.length-1;i>=0;i--)

{

n2+=Math.abs(Integer.parseInt(a2[i]))*Math.pow(10, (a2.length-1-i)*3);

}

n2*=-1;

}

else

{

for(int i=a1.length-1;i>=0;i--)

{

n1+=Math.abs(Integer.parseInt(a1[i]))*Math.pow(10, (a1.length-1-i)*3);

}

n1*=-1;

if(!num2.startsWith("-"))

{

for(int i=a2.length-1;i>=0;i--)

{

n2+=Integer.parseInt(a2[i])*Math.pow(10, (a2.length-1-i)*3);

}

else

{

for(int i=a2.length-1;i>=0;i--)

{

n2+=Math.abs(Integer.parseInt(a2[i]))*Math.pow(10, (a2.length-1-i)*3);

}

n2*=-1;

}

System.out.println(n1+n2);

}

发表于 2017-05-30 16:22:07 回复(0)

Java

http://www.you.com

import java.util.Scanner;

public class Main{

public static void main(String[] args){

   Scanner in=new Scanner(System.in);

    while(in.hasNext()){

   String a=in.next();

   String b=in.next();



     System.out.println(Long.valueOf(a.replaceAll(",", ""))+Long.valueOf(b.replaceAll(",", "")));

   }

   }

}

发表于 2017-05-08 15:56:19 回复(0)

Java

枫叶梨花

import java.util.Scanner;

public class Main {

public static void main(String[] args) {

@SuppressWarnings("resource")

Scanner scanner=new Scanner(System.in);

while(scanner.hasNext()){

String a=scanner.next();

String b=scanner.next();

a=a.replaceAll(",", "");

b=b.replaceAll(",", "");

System.out.println(Integer.parseInt(a)+Integer.parseInt(b));

}

发表于 2017-04-22 10:41:53 回复(0)

Java

风の舞

import java.util.Scanner;

public class Main {
	
	private static final int MAX=1000;
	public int add(String str1,String str2){
		str1=str1.replace(",", "");
		str2=str2.replace(",", "");
		int a=Integer.parseInt(str1);
		int b=Integer.parseInt(str2);
		return a+b;
	}
	public static void main(String[] args){
		Main main=new Main();
		String str1=new String();
		String str2=new String();
		int[] count=new int[MAX];
		int i=0;
		Scanner scanner=new Scanner(System.in);
		while(scanner.hasNext()){
			str1=scanner.next();
			str2=scanner.next();
			count[i]=main.add(str1, str2);
			i++;
		}
		for(int j=0;j<i;j++)
			System.out.println(count[j]);
		scanner.close();
	}
}

发表于 2017-04-04 22:56:48 回复(0)

Java

十年老Javaer

这题最好通过valueOf()来做~~

import java.util.Scanner;
public class Main {
    public static void main(String[] args) {
        Scanner in = new Scanner(System.in);
        while(in.hasNext()){
            fun(in.nextLine());
        }
        in.close();
    }
    public static void fun(String str){
        StringBuffer stra = null,strb = null;
        for(int i = 0; i < str.length(); i++){
            if(str.charAt(i) == ' '){
                stra = new StringBuffer(str.substring(0, i));
                strb = new StringBuffer(str.substring(i+1));
                break;
            }
        }
        for(int i = 0; i < stra.length(); i++)
            if(stra.charAt(i) == ',')
                stra.deleteCharAt(i);
        for(int i = 0; i < strb.length(); i++)
            if(strb.charAt(i) == ',')
                strb.deleteCharAt(i);

        System.out.println(Long.valueOf(stra.toString())+Long.valueOf(strb.toString()));
    }
}

发表于 2017-02-06 17:18:25 回复(0)

Java

Bless_Xu

import java.util.Scanner;

public class Main {

public static void main(String[] args) {

Scanner scanner = new Scanner(System.in);

while (scanner.hasNext()) {

String input = scanner.nextLine();

String ANum = input.split(" ")[0];

String BNum = input.split(" ")[1];

int A = num(ANum);

int B = num(BNum);

System.out.println(A + B);

}

public static int num(String input) {

char[] data = input.toCharArray();

StringBuffer buffer = new StringBuffer("");

for (int i = 0; i < data.length; i++) {

if (data[i] != ',') {

buffer.append(data[i]);

}

return Integer.parseInt(buffer.toString());

}

发表于 2017-01-07 10:42:55 回复(0)

提交观点

问题信息

字符串模拟

难度：

14条回答 87收藏 12418浏览

通过挑战的用户

查看代码

_cherry

2023-02-28 11:36:37
牛客74581...

2023-02-24 13:43:44
不如吃茶去.

2023-02-14 20:11:19
在成长的小白

2023-02-01 11:33:38
hk_

2023-02-01 10:27:21

A+B

输入描述:

输出描述:

输入

输出

问题信息

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