2057 A+B

A + B Again

Time Limit: 1000/1000 MS (Java/Others)    Memory Limit: 32768/32768 K (Java/Others)
Total Submission(s): 14710    Accepted Submission(s): 6396

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

//了解 __int64 的输入和输出方式即可

#include<iostream>
using namespace std;
void main()
{
	__int64 a,b,c;
	while(scanf("%I64X %I64X",&a,&b)!=EOF)
	{
		c=a+b;
		if(c<0)
			printf("-%I64X\n",-c);
		else
			printf("%I64X\n",c);
	}
}