Chinese-English Dictionary

#include <stdlib.h>
#include <stdio.h>
#include <time.h>

#include <algorithm>
#include <fstream>
#include <iostream>
#include <string>
#include <utility>
#include <vector>

extern "C" int __stdcall MultiByteToWideChar(unsigned int CodePage, unsigned long dwFlags, char const *lpMultiByteStr, int cbMultiByte, wchar_t *lpWideCharStr, int cchWideChar);

int main()
{
    clock_t const start = clock();
    using namespace std;
    wstring s;
    {
        string bytes;
        {
            ifstream file("cedict.b5", ios::binary | ios::in);
            file.seekg(0, ios::end);
            bytes.resize(static_cast<size_t>(file.tellg()));
            file.seekg(0, ios::beg);
            file.read(&bytes[0], bytes.size());
        }
        s.resize(static_cast<size_t>(MultiByteToWideChar(950, 0, bytes.data(), static_cast<int>(bytes.size()), NULL, 0)));
        MultiByteToWideChar(950, 0, bytes.data(), static_cast<int>(bytes.size()), &s[0], static_cast<int>(s.size()));
    }
    typedef wstring::const_iterator It;
    typedef pair<It, It> Range;
    vector<pair<pair<Range, Range>, Range> > dict;
    for (It i = s.begin(), end = s.end(); i != end; i = find(i, end, L'\n'), advance(i, i != end))
    {
        if (*i == L'#') { continue; }
        pair<pair<Range, Range>, Range> p;
        p.first.first.first = i;
        p.first.first.second = find(p.first.first.first, end, ' ');
        p.first.second.first = find(p.first.first.second, end, L'[') + 1;
        p.first.second.second = find(p.first.second.first, end, L']');
        p.second.first = find(p.first.second.second, end, L'/');
        p.second.second = find(p.second.first, end, L'\n');
        dict.push_back(p);
    }
    cout << dict.size() << endl;
    cout << clock() - start << endl;
}