O - A+B Coming

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

%x是十六进制!

#include <cstdio>
int main()
{
	int a,b;
	while(~scanf("%x %x",&a,&b))
	printf("%d\n",a+b);
	return 0;
}

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标签：21,int,Coming,number,Output,Input,line
来源： https://blog.csdn.net/AVICIIl/article/details/104142750