Crtforwardidx

//./ForwardDocIdx Tianwang.raw.2559638448.seg > moon.fdx
#include <iostream>
#include <fstream>

using namespace std;

const string SEPARATOR("/  ");         //词间分割符
int main(int argc, char* argv[])
{
    ifstream ifsImgInfo(argv[1]);//打开输入流
    if (!ifsImgInfo) {
        cerr << "Cannot open " << argv[1] << " for input\n";
        return -1;
    }

    string strLine,strDocNum;
    int cnt = 0;
    while (getline(ifsImgInfo, strLine)) {
        string::size_type idx;

        cnt++;
        if (cnt%2 == 1){//奇数行是文档编号
            strDocNum = strLine.substr(0,strLine.size());
            continue;
        }




        if (strLine[0]=='\0' || strLine[0]=='#' || strLine[0]=='\n'){
            continue;
        }


        //偶数行是文档分词的结果
        while ( (idx = strLine.find(SEPARATOR)) != string::npos ) {
            string tmp1 = strLine.substr(0,idx);
            cout << tmp1 << "\t" << strDocNum << endl;
            strLine = strLine.substr(idx + SEPARATOR.size());
        }

        //if (cnt==100) break;
    }

    return 0;
}