P391--一個單詞轉換的map

#include <iostream>
#include <map>
#include <fstream>
#include <string>
#include <sstream>
#include <vector>

#define FAILED 1
#define SUCCESS 0


using namespace std;

bool convert2Map(ifstream &inf, map<string, string> &ru);
bool emprassSecret(ifstream &inf, vector<vector<map<string, string>::mapped_type>> &svvec,
                    map<string, string> &ru);

int main()
{
    ifstream inf1("rule.txt");
    if (!inf1) {
        cout << "Open the file is error" << endl;
        return FAILED;
    }

    map<string, string> rules;
    convert2Map(inf1, rules);

    ifstream inf2("secret.txt");
    if (!inf1) {
        cout << "Open the file is error" << endl;
        return FAILED;
    }

    vector<vector<map<string, string>::mapped_type>> svvec;
    emprassSecret(inf2, svvec, rules);

    for (auto svec : svvec) {
        for (auto s : svec) {
            cout << s << " ";
        }
        cout << endl;
    }

    return SUCCESS;
}

bool convert2Map(ifstream &inf, map<string, string> &ru) {
    string line;
    while (getline(inf, line)) {
        auto pos = line.find(' ');
        if (pos + 1 >= line.size()) {
            return FAILED;
        }

        string s1(line, 0, pos);
        string s2(line, pos + 1);
        ru.insert(map<string, string>::value_type(s1, s2));
    }

    return SUCCESS;
}

bool emprassSecret(ifstream &inf, vector<vector<map<string, string>::mapped_type>> &svvec,
                    map<string, string> &ru) {
    string line;
    vector<vector<string>> temp;
    while (getline(inf, line)) {
        istringstream record(line);
        string s;
        vector<string> svec;
        while (record >> s) {
            svec.push_back(s);
        }
        temp.push_back(svec);
    }

    for (const auto &v: temp) {
        vector<map<string, string>::mapped_type> svec;
        for (const auto &s : v) {
            if (ru.count(s)) {
                svec.push_back(ru[s]);
            }
            else {
                svec.push_back(s);
            }

        }
        svvec.push_back(svec);
    }

    return SUCCESS;

}