HDU2057 递推

A + B Again

Time Limit: 1000/1000 MS (Java/Others)    Memory Limit: 32768/32768 K (Java/Others)
Total Submission(s): 21927    Accepted Submission(s): 9477

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 121A -9-1A -121A -AA

 

Sample Output

02C11-2C-90

16进制的运算，脑子抽风了居然想要换回10进制算完了再返回去，结果忘了语言自带的进制

#include<stdio.h>int main(){__int64 m, n;while (~scanf("%I64X%I64X", &m, &n)){m = m + n;if (m<0){ m = -m; printf("-%I64X\n", m); }else printf("%I64X\n", m);}