HDU_ACM step 1.2.1 A+B Coming

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Time Limit: 1000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)

Total Submission(s): 4716 Accepted Submission(s): 2130

Problem Description Many classmates said to me that A+B is must needs. If you can’t AC this problem, you would invite me for night meal. ^_^

Input Input may contain multiple test cases. Each case contains A and B in one line. A, B are hexadecimal number. Input terminates by EOF.

Output Output A+B in decimal number in one line.

Sample Input 1 9 A B a b

Sample Output 10 21 21 基础，这道题主要是练习如何输入16进制的数。 #include<iostream> #include<string> using namespace std; int main() { int a ,b ; while(cin>>hex>>a>>hex>>b) { cout<<a+b<<endl; } return 0; }