1005 Spell It Right (20)

#include <string>
#include <sstream>
#include <iostream>
using namespace std;

int main()
{
    string str;
    char num[10][6]={"zero","one","two","three","four","five","six","seven","eight","nine"};
    while(getline(cin,str))
    {
        int sum=0;
        for(int i=0;i<str.length();i++)
            sum+=str[i]-'0';
        string result;
        stringstream ss;
        ss<<sum;
        ss>>result;

        for(int i=0;i<result.length();i++)
        {
            if(i==0) printf("%s",num[ result[i]-'0' ]);
            else  printf(" %s",num[ result[i]-'0' ]);
            //printf("%c",result[i]);
        }
        printf("\n");
    }
    return 0;
}