HDU 2057 A + B Again

A + B Again

Time Limit: 1000/1000 MS (Java/Others)    Memory Limit: 32768/32768 K (Java/Others) Total Submission(s): 12317    Accepted Submission(s): 5387

Problem Description

There must be many A + B problems in our HDOJ , now a new one is coming. Give you two hexadecimal integers , your task is to calculate the sum of them,and print it in hexadecimal too. Easy ? AC it !

 

Input

The input contains several test cases, please process to the end of the file. Each case consists of two hexadecimal integers A and B in a line seperated by a blank. The length of A and B is less than 15.

 

Output

For each test case,print the sum of A and B in hexadecimal in one line.

 

Sample Input

+A -A

+1A 12

1A -9

-1A -12

1A -AA

 

Sample Output

0

2C

11

-2C

-90

 

Author

linle

 

Source

校庆杯Warm Up

 

Recommend

linle

 

代码：

#include<stdio.h>
#include<iostream>
#include<iomanip>
using namespace std;
int main()
{
    __int64 a, b;
    while(scanf("%I64X%I64X",&a,&b)!=EOF)
    {
        __int64 sum =a + b;
        if(sum < 0)
        {
            sum =- sum;
            printf("-");
        }
        printf("%I64X
",sum);
    }
}