hdu 1002 A + B Problem II(高精度加法）

题目连接：http://acm.hdu.edu.cn/showproblem.php?pid=1002

题目大意:求两个大数的和。

解题思路：高精度加法模板。

模板连接：http://blog.youkuaiyun.com/keshuai19940722/article/details/10087993

int main() {
    int n, cas = 1;
    char str1[N], str2[N];
    cin >> n;
    while (n--) {
	cin >> str1 >> str2;
	bign sum, num1, num2;
	num1 = str1;
	num2 = str2;
	sum = num1 + num2;
	cout << "Case " << cas++ << ":" << endl;
	num1.put();
	cout << " + ";
	num2.put();
	cout << " = ";
	sum.put();
	cout << endl;
	if (n)
	    cout << endl;
    }	
    return 0;
}