计算任意两个正整数A与B的和.要求A和B的每一位数字由对应的英文单词表示参与计算

#include
#include "stdafx.h"
#include
#include
#include
#include
#include
#include
#include
#include "mcstring.h"
using std::string;
using std::cin;
using std::cout;
using std::endl;
using std::set;
using std::vector;
unsigned ctu(const string&r){
static string num[]={"zero","one","two","three","four","five","six","seven","eight","nine"};
for(unsigned i=0;i